Sea weather in Kotka in Finland All the beach weather in Kotka
All the essential weather information for enjoying the beach in Kotka in Finland, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.
Weather: When should you go to the beach in Kotka over the next 7 days?
Discover the best moment to go to the beach in Kotka in Finland this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Kotka. You can see full forecasts by clicking on the day you want to see in the table below.
| Date | Outside temp. | Max wind | Our opinion | Details |
|---|---|---|---|---|
| Saturday 15 March 2025 | 29°F to 36°F | 26.1mph | not recommended | all the sea weather |
| Sunday 16 March 2025 | 25°F to 34°F | 31.1mph | not recommended | all the sea weather |
| Monday 17 March 2025 | 27°F to 32°F | 20.5mph | not recommended | all the sea weather |
| Tuesday 18 March 2025 | 31°F to 36°F | 21.1mph | not recommended | all the sea weather |
| Wednesday 19 March 2025 | 34°F to 36°F | 18.6mph | not recommended | all the sea weather |
| Thursday 20 March 2025 | 32°F to 34°F | 5.6mph | not recommended | all the sea weather |
| Friday 21 March 2025 | 34°F to 38°F | 9.9mph | not recommended | all the sea weather |
Sea Weather: Your daily and hourly sea weather in Kotka
Sea weather on Saturday 15 March 2025
On Saturday 15 March 2025, the sun will rise at 07:25 and will set at 19:11 on the beach(es) of Kotka. The outside temperature will be a high of 36°F t and a low of 29°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 28.6mph). Wave height will be up to 2.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition |  |  |  |  | | | | |
| Outside temperature | -1°C (30°F) | -2°C (29°F) | -1°C (29°F) | -2°C (29°F) | -0°C (32°F) | 2°C (35°F) | 2°C (35°F) | 1°C (34°F) |
| Perceived temperature | -8°C (18°F) | -8°C (17°F) | -8°C (18°F) | -8°C (17°F) | -7°C (19°F) | -5°C (23°F) | -5°C (23°F) | -6°C (21°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 88% | 60% | 58% | 70% | 67% | 61% | 63% | 68% |
| Barometric pressure | 1007 hPa | 1011 hPa | 1013 hPa | 1014 hPa | 1015 hPa | 1014 hPa | 1013 hPa | 1011 hPa |
| Cloud cover | 100% | 5% | 0% | 4% | 7% | 21% | 100% | 100% |
| Heat index | -1°C (30°F) | -2°C (29°F) | -1°C (29°F) | -2°C (29°F) | -0°C (32°F) | 2°C (35°F) | 2°C (35°F) | 1°C (34°F) |
| Dew point | -3°C (27°F) | -8°C (17°F) | -9°C (17°F) | -6°C (21°F) | -5°C (22°F) | -5°C (23°F) | -5°C (24°F) | -4°C (25°F) |
| Wind | ||||||||
| Speed | 29km/h (18mph) | 30km/h (19mph) | 27km/h (17mph) | 30km/h (19mph) | 35km/h (22mph) | 36km/h (23mph) | 37km/h (23mph) | 42km/h (26mph) |
| Gusts | 41km/h (25mph) | 41km/h (25mph) | 38km/h (23mph) | 42km/h (26mph) | 41km/h (26mph) | 41km/h (25mph) | 40km/h (25mph) | 46km/h (29mph) |
| Direction | 295° WNW | 325° NW | 295° WNW | 241° WSW | 240° WSW | 241° WSW | 241° WSW | 231° SW |
| Wind chill | -8°C (18°F) | -8°C (17°F) | -8°C (18°F) | -8°C (17°F) | -7°C (19°F) | -5°C (23°F) | -5°C (23°F) | -6°C (21°F) |
| Waves | ||||||||
| Height | 0.7m (2.2ft) | 0.6m (2.0ft) | 0.4m (1.5ft) | 0.4m (1.5ft) | 0.6m (1.9ft) | 0.6m (2.0ft) | 0.6m (2.1ft) | 0.7m (2.3ft) |
| Direction | 275° W | 303° WNW | 314° NW | 292° WNW | 250° WSW | 245° WSW | 245° WSW | 234° SW |
| Period | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 0.8m (2.6ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Sunday 16 March 2025
On Sunday 16 March 2025, the sun will rise at 07:22 and will set at 19:13 on the beach(es) of Kotka. The outside temperature will be a high of 34°F t and a low of 25°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 31.1mph km/h (with gusts up to 41.6mph). Wave height will be up to 3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | |  |  | | |  | |
| Outside temperature | 1°C (33°F) | 1°C (33°F) | 0°C (33°F) | -0°C (31°F) | -2°C (28°F) | -3°C (27°F) | -2°C (29°F) | -3°C (27°F) |
| Perceived temperature | -7°C (20°F) | -7°C (19°F) | -7°C (19°F) | -8°C (18°F) | -10°C (13°F) | -11°C (12°F) | -10°C (13°F) | -12°C (10°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 67% | 67% | 82% | 88% | 58% | 52% | 55% | 63% |
| Barometric pressure | 1008 hPa | 1005 hPa | 1001 hPa | 1001 hPa | 1005 hPa | 1007 hPa | 1008 hPa | 1010 hPa |
| Cloud cover | 100% | 100% | 100% | 81% | 28% | 4% | 71% | 100% |
| Heat index | 1°C (33°F) | 1°C (33°F) | 0°C (33°F) | -0°C (31°F) | -2°C (28°F) | -3°C (27°F) | -2°C (29°F) | -3°C (27°F) |
| Dew point | -5°C (23°F) | -5°C (23°F) | -2°C (28°F) | -2°C (28°F) | -9°C (15°F) | -11°C (12°F) | -10°C (14°F) | -9°C (16°F) |
| Wind | ||||||||
| Speed | 44km/h (28mph) | 45km/h (28mph) | 46km/h (28mph) | 39km/h (24mph) | 38km/h (24mph) | 37km/h (23mph) | 45km/h (28mph) | 50km/h (31mph) |
| Gusts | 49km/h (30mph) | 47km/h (29mph) | 50km/h (31mph) | 56km/h (35mph) | 55km/h (34mph) | 38km/h (24mph) | 48km/h (30mph) | 67km/h (42mph) |
| Direction | 227° SW | 223° SW | 229° SW | 330° NNW | 347° NNW | 314° NW | 326° NNW | 352° N |
| Wind chill | -7°C (20°F) | -7°C (19°F) | -7°C (19°F) | -8°C (18°F) | -10°C (13°F) | -11°C (12°F) | -10°C (13°F) | -12°C (10°F) |
| Waves | ||||||||
| Height | 0.8m (2.7ft) | 0.9m (3.0ft) | 0.9m (3.0ft) | 0.9m (3.0ft) | 0.7m (2.4ft) | 0.8m (2.6ft) | 0.7m (2.2ft) | 0.7m (2.4ft) |
| Direction | 228° SW | 227° SW | 230° SW | 232° SW | 270° W | 311° NW | 322° NW | 331° NNW |
| Period | 0.1 sec. | 0.1 sec. | 0.1 sec. | 0.1 sec. | 4.3 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. |
| Significant height | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 0.9m (3ft) | 0.9m (3ft) | 0.7m (2.3ft) | 1.2m (3.9ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Monday 17 March 2025
On Monday 17 March 2025, the sun will rise at 07:19 and will set at 19:16 on the beach(es) of Kotka. The outside temperature will be a high of 32°F t and a low of 27°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 34.2mph). Wave height will be up to 3.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | |  | | | | | |
| Outside temperature | -3°C (26°F) | -3°C (27°F) | -3°C (27°F) | -2°C (28°F) | -2°C (29°F) | -1°C (30°F) | -0°C (32°F) | 0°C (32°F) |
| Perceived temperature | -12°C (10°F) | -11°C (12°F) | -11°C (13°F) | -9°C (15°F) | -10°C (15°F) | -8°C (17°F) | -7°C (19°F) | -7°C (20°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 69% | 73% | 71% | 65% | 63% | 67% | 65% | 68% |
| Barometric pressure | 1013 hPa | 1015 hPa | 1017 hPa | 1018 hPa | 1019 hPa | 1018 hPa | 1018 hPa | 1017 hPa |
| Cloud cover | 58% | 100% | 19% | 26% | 19% | 22% | 100% | 79% |
| Heat index | -3°C (26°F) | -3°C (27°F) | -3°C (27°F) | -2°C (28°F) | -2°C (29°F) | -1°C (30°F) | -0°C (32°F) | 0°C (32°F) |
| Dew point | -8°C (17°F) | -7°C (20°F) | -7°C (19°F) | -8°C (18°F) | -8°C (18°F) | -7°C (20°F) | -6°C (21°F) | -5°C (23°F) |
| Wind | ||||||||
| Speed | 42km/h (26mph) | 38km/h (24mph) | 36km/h (22mph) | 31km/h (19mph) | 37km/h (23mph) | 33km/h (20mph) | 33km/h (21mph) | 33km/h (21mph) |
| Gusts | 55km/h (34mph) | 50km/h (31mph) | 47km/h (29mph) | 42km/h (26mph) | 54km/h (34mph) | 51km/h (32mph) | 34km/h (21mph) | 36km/h (22mph) |
| Direction | 359° N | 348° NNW | 347° NNW | 328° NNW | 307° NW | 296° WNW | 286° WNW | 281° W |
| Wind chill | -12°C (10°F) | -11°C (12°F) | -11°C (13°F) | -9°C (15°F) | -10°C (15°F) | -8°C (17°F) | -7°C (19°F) | -7°C (20°F) |
| Waves | ||||||||
| Height | 0.7m (2.5ft) | 0.9m (2.9ft) | 0.8m (2.6ft) | 1.0m (3.2ft) | 0.8m (2.5ft) | 0.6m (2.1ft) | 0.7m (2.5ft) | 0.6m (1.8ft) |
| Direction | 342° NNW | 349° NNW | 347° NNW | 345° NNW | 342° NNW | 330° NNW | 331° NNW | 335° NNW |
| Period | 4.2 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. | 4.2 sec. |
| Significant height | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.3m (4.3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 1.1m (3.6ft) | 0.8m (2.6ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Tuesday 18 March 2025
On Tuesday 18 March 2025, the sun will rise at 07:16 and will set at 19:18 on the beach(es) of Kotka. The outside temperature will be a high of 36°F t and a low of 31°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 25.5mph km/h (with gusts up to 31.7mph). Wave height will be up to 3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | |  | |  | |
| Outside temperature | 0°C (32°F) | -1°C (31°F) | -0°C (31°F) | 1°C (33°F) | 1°C (34°F) | 2°C (35°F) | 2°C (35°F) | 2°C (36°F) |
| Perceived temperature | -7°C (20°F) | -8°C (18°F) | -8°C (18°F) | -7°C (20°F) | -6°C (22°F) | -5°C (23°F) | -5°C (23°F) | -4°C (25°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 81% | 95% | 94% | 91% | 89% | 86% | 88% | 85% |
| Barometric pressure | 1016 hPa | 1014 hPa | 1011 hPa | 1010 hPa | 1011 hPa | 1012 hPa | 1013 hPa | 1014 hPa |
| Cloud cover | 89% | 100% | 100% | 100% | 100% | 100% | 94% | 97% |
| Heat index | 0°C (32°F) | -1°C (31°F) | -0°C (31°F) | 1°C (33°F) | 1°C (34°F) | 2°C (35°F) | 2°C (35°F) | 2°C (36°F) |
| Dew point | -3°C (27°F) | -1°C (29°F) | -1°C (30°F) | -1°C (31°F) | -0°C (31°F) | -0°C (31°F) | -0°C (32°F) | -0°C (32°F) |
| Wind | ||||||||
| Speed | 32km/h (20mph) | 35km/h (22mph) | 40km/h (25mph) | 41km/h (26mph) | 41km/h (26mph) | 37km/h (23mph) | 35km/h (22mph) | 34km/h (21mph) |
| Gusts | 47km/h (29mph) | 51km/h (32mph) | 46km/h (29mph) | 45km/h (28mph) | 42km/h (26mph) | 42km/h (26mph) | 38km/h (24mph) | 36km/h (22mph) |
| Direction | 273° W | 245° WSW | 254° WSW | 262° W | 274° W | 273° W | 273° W | 273° W |
| Wind chill | -7°C (20°F) | -8°C (18°F) | -8°C (18°F) | -7°C (20°F) | -6°C (22°F) | -5°C (23°F) | -5°C (23°F) | -4°C (25°F) |
| Waves | ||||||||
| Height | 0.3m (1.1ft) | 0.3m (1.1ft) | 0.6m (1.8ft) | 0.8m (2.6ft) | 0.9m (3.1ft) | 0.9m (3.1ft) | 0.9m (2.9ft) | 0.7m (2.4ft) |
| Direction | 339° NNW | 266° W | 249° WSW | 250° WSW | 262° W | 269° W | 272° W | 274° W |
| Period | 3.8 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. |
| Significant height | 0.5m (1.6ft) | 0.7m (2.3ft) | 0.9m (3ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.2m (3.9ft) | 1.1m (3.6ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Wednesday 19 March 2025
On Wednesday 19 March 2025, the sun will rise at 07:12 and will set at 19:21 on the beach(es) of Kotka. The outside temperature will be a high of 36°F t and a low of 34°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 24.9mph km/h (with gusts up to 26.7mph). Wave height will be up to 2.3ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 2°C (35°F) | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 2°C (35°F) |
| Perceived temperature | -5°C (24°F) | -5°C (23°F) | -5°C (23°F) | -5°C (23°F) | -6°C (22°F) | -6°C (20°F) | -6°C (20°F) | -4°C (24°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 89% | 90% | 90% | 89% | 81% | 80% | 86% | 86% |
| Barometric pressure | 1016 hPa | 1017 hPa | 1018 hPa | 1018 hPa | 1019 hPa | 1019 hPa | 1019 hPa | 1020 hPa |
| Cloud cover | 26% | 29% | 24% | 16% | 2% | 2% | 5% | 3% |
| Heat index | 2°C (35°F) | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 2°C (35°F) |
| Dew point | 0°C (32°F) | -0°C (32°F) | -0°C (31°F) | -0°C (31°F) | -2°C (29°F) | -2°C (28°F) | -2°C (29°F) | -0°C (31°F) |
| Wind | ||||||||
| Speed | 35km/h (22mph) | 33km/h (21mph) | 32km/h (20mph) | 34km/h (21mph) | 39km/h (24mph) | 40km/h (25mph) | 36km/h (22mph) | 30km/h (19mph) |
| Gusts | 35km/h (22mph) | 36km/h (22mph) | 35km/h (22mph) | 39km/h (24mph) | 43km/h (27mph) | 43km/h (27mph) | 41km/h (25mph) | 36km/h (22mph) |
| Direction | 274° W | 267° W | 259° W | 261° W | 265° W | 271° W | 276° W | 258° WSW |
| Wind chill | -5°C (24°F) | -5°C (23°F) | -5°C (23°F) | -5°C (23°F) | -6°C (22°F) | -6°C (20°F) | -6°C (20°F) | -4°C (24°F) |
| Waves | ||||||||
| Height | 0.7m (2.3ft) | 0.7m (2.2ft) | 0.6m (2.1ft) | 0.6m (2.1ft) | 0.7m (2.2ft) | 0.6m (2.1ft) | 0.4m (1.4ft) | 0.5m (1.7ft) |
| Direction | 276° W | 275° W | 269° W | 262° W | 263° W | 271° W | 272° W | 256° WSW |
| Period | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 0.9m (3ft) | 1.0m (3.3ft) | 1.0m (3.3ft) | 0.9m (3ft) | 0.7m (2.3ft) | 0.9m (3ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Thursday 20 March 2025
On Thursday 20 March 2025, the sun will rise at 07:09 and will set at 19:23 on the beach(es) of Kotka. The outside temperature will be a high of 34°F t and a low of 32°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 18mph km/h (with gusts up to 22.4mph). Wave height will be up to 2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 1°C (34°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 1°C (33°F) | 0°C (33°F) | 0°C (32°F) | 1°C (35°F) |
| Perceived temperature | -5°C (23°F) | -5°C (23°F) | -4°C (25°F) | -3°C (27°F) | -2°C (28°F) | -1°C (29°F) | 0°C (32°F) | -1°C (30°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 91% | 91% | 93% | 94% | 92% | 90% | 88% | 85% |
| Barometric pressure | 1022 hPa | 1024 hPa | 1025 hPa | 1028 hPa | 1029 hPa | 1030 hPa | 1031 hPa | 1031 hPa |
| Cloud cover | 18% | 10% | 22% | 71% | 90% | 10% | 8% | 14% |
| Heat index | 1°C (34°F) | 1°C (34°F) | 1°C (33°F) | 1°C (33°F) | 1°C (33°F) | 0°C (33°F) | 0°C (32°F) | 1°C (35°F) |
| Dew point | -0°C (31°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (31°F) | -1°C (30°F) | -2°C (29°F) | -1°C (30°F) |
| Wind | ||||||||
| Speed | 29km/h (18mph) | 26km/h (16mph) | 19km/h (12mph) | 12km/h (7mph) | 9km/h (5mph) | 5km/h (3mph) | 2km/h (1mph) | 9km/h (6mph) |
| Gusts | 31km/h (19mph) | 32km/h (20mph) | 36km/h (22mph) | 22km/h (14mph) | 17km/h (10mph) | 11km/h (7mph) | 5km/h (3mph) | 19km/h (12mph) |
| Direction | 270° W | 278° W | 291° WNW | 294° WNW | 296° WNW | 283° WNW | 229° SW | 165° SSE |
| Wind chill | -5°C (23°F) | -5°C (23°F) | -4°C (25°F) | -3°C (27°F) | -2°C (28°F) | -1°C (29°F) | 0°C (32°F) | -1°C (30°F) |
| Waves | ||||||||
| Height | 0.6m (2.1ft) | 0.6m (2.1ft) | 0.6m (1.9ft) | 0.5m (1.7ft) | 0.6m (1.9ft) | 0.6m (1.8ft) | 0.4m (1.3ft) | 0.2m (0.8ft) |
| Direction | 245° WSW | 246° WSW | 246° WSW | 246° WSW | 257° WSW | 276° W | 280° W | 274° W |
| Period | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 3.6 sec. | 2.9 sec. |
| Significant height | 1.0m (3.3ft) | 0.9m (3ft) | 0.9m (3ft) | 0.9m (3ft) | 0.9m (3ft) | 0.9m (3ft) | 0.6m (2ft) | 0.3m (1ft) |
| Sea water temperature | ||||||||
| Water temperature | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) | -2°C (28°F) |
Sea weather on Friday 21 March 2025
On Friday 21 March 2025, the sun will rise at 07:06 and will set at 19:26 on the beach(es) of Kotka. The outside temperature will be a high of 38°F t and a low of 34°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 13.1mph km/h (with gusts up to 21.1mph). Wave height will be up to 2ft today.
| 0:00 | 3:00 | 6:00 | 9:00 | 12:00 | 15:00 | 18:00 | 21:00 | |
| Weather | ||||||||
| Sky condition | | | | | | | | |
| Outside temperature | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 2°C (35°F) | 2°C (36°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) |
| Perceived temperature | -3°C (27°F) | -3°C (26°F) | -3°C (26°F) | -3°C (26°F) | -2°C (28°F) | -1°C (31°F) | -1°C (31°F) | -2°C (29°F) |
| Precipitation | 0in | 0in | 0in | 0in | 0in | 0in | 0in | 0in |
| Humidity | 89% | 92% | 93% | 91% | 82% | 73% | 75% | 83% |
| Barometric pressure | 1031 hPa | 1031 hPa | 1031 hPa | 1031 hPa | 1030 hPa | 1029 hPa | 1028 hPa | 1028 hPa |
| Cloud cover | 100% | 33% | 100% | 100% | 31% | 19% | 18% | 32% |
| Heat index | 1°C (34°F) | 1°C (34°F) | 1°C (34°F) | 2°C (35°F) | 2°C (36°F) | 3°C (38°F) | 3°C (38°F) | 3°C (37°F) |
| Dew point | -0°C (31°F) | -0°C (32°F) | 0°C (32°F) | 0°C (32°F) | -1°C (31°F) | -1°C (30°F) | -1°C (30°F) | -0°C (32°F) |
| Wind | ||||||||
| Speed | 14km/h (9mph) | 17km/h (10mph) | 18km/h (11mph) | 21km/h (13mph) | 18km/h (11mph) | 16km/h (10mph) | 16km/h (10mph) | 16km/h (10mph) |
| Gusts | 29km/h (18mph) | 22km/h (14mph) | 19km/h (12mph) | 28km/h (17mph) | 23km/h (15mph) | 34km/h (21mph) | 34km/h (21mph) | 34km/h (21mph) |
| Direction | 173° S | 178° S | 186° S | 186° S | 204° SSW | 216° SW | 222° SW | 229° SW |
| Wind chill | -3°C (27°F) | -3°C (26°F) | -3°C (26°F) | -3°C (26°F) | -2°C (28°F) | -1°C (31°F) | -1°C (31°F) | -2°C (29°F) |
| Waves | ||||||||
| Height | 0.1m (0.5ft) | 0.4m (1.4ft) | 0.2m (0.5ft) | 0.3m (0.9ft) | 0.3m (1.0ft) | 0.3m (1.1ft) | 0.4m (1.3ft) | 0.6m (2.1ft) |
| Direction | 274° W | 279° W | 214° SW | 208° SSW | 215° SW | 236° WSW | 265° W | 274° W |
| Period | 2.6 sec. | 2.4 sec. | 2.4 sec. | 2.4 sec. | 2.4 sec. | 2.4 sec. | 2.4 sec. | 2.4 sec. |
| Significant height | 0.3m (1ft) | 0.3m (1ft) | 0.4m (1.3ft) | 0.8m (2.6ft) | 0.7m (2.3ft) | 0.8m (2.6ft) | 0.8m (2.6ft) | 1.0m (3.3ft) |
| Sea water temperature | ||||||||
| Water temperature | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) | -0°C (32°F) |