Sea weather in Koh Thmei in Cambodia All the beach weather in Koh Thmei

All the essential weather information for enjoying the beach in Koh Thmei in Cambodia, 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 Koh Thmei over the next 7 days?

Discover the best moment to go to the beach in Koh Thmei in Cambodia this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Koh Thmei. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Monday 15 December 202574°F to 83°Frecommended
Tuesday 16 December 202576°F to 83°Frecommended
Wednesday 17 December 202576°F to 85°Frecommended
Thursday 18 December 202576°F to 83°Frecommended
Friday 19 December 202576°F to 85°Frecommended
Saturday 20 December 202577°F to 83°Frecommended
Sunday 21 December 202577°F to 83°Frecommended

Sea Weather: Your daily and hourly sea weather in Koh Thmei

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:15 and will set at 17:46 on the beach(es) of Koh Thmei. The outside temperature will be a high of 83°F t and a low of 74°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 11.2mph km/h (with gusts up to 17.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)26°C (78°F)26°C (79°F)24°C (75°F)28°C (82°F)27°C (80°F)27°C (80°F)
Perceived temperature29°C (85°F)29°C (83°F)27°C (81°F)28°C (82°F)26°C (78°F)30°C (85°F)29°C (84°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%67%69%65%62%64%71%72%
Barometric pressure1011 hPa1009 hPa1010 hPa1013 hPa1011 hPa1009 hPa1010 hPa1012 hPa
Cloud cover54%33%23%14%13%25%48%75%
Heat index29°C (85°F)29°C (83°F)27°C (81°F)28°C (82°F)26°C (78°F)30°C (85°F)29°C (84°F)29°C (84°F)
Dew point21°C (70°F)20°C (68°F)19°C (67°F)19°C (67°F)16°C (61°F)20°C (69°F)21°C (70°F)21°C (70°F)
Wind
Speed18km/h (11mph)16km/h (10mph)15km/h (9mph)14km/h (9mph)4km/h (3mph)0km/h (0mph)3km/h (2mph)3km/h (2mph)
Gusts28km/h (18mph)24km/h (15mph)22km/h (14mph)18km/h (11mph)9km/h (6mph)1km/h (0mph)4km/h (3mph)5km/h (3mph)
Direction 46°
NE
51°
NE
52°
NE
57°
ENE
89°
E
163°
SSE
171°
S
264°
W
Wind chill27°C (81°F)27°C (80°F)26°C (78°F)26°C (79°F)24°C (75°F)28°C (82°F)27°C (80°F)27°C (80°F)
Waves
Height0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.4m (1.3ft)0.5m (1.6ft)0.3m (0.9ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 21°
NNE
37°
NE
45°
NE
99°
E
108°
ESE
217°
SW
204°
SSW
204°
SSW
Period2.1 sec.2.1 sec.2.7 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.1.7 sec.
Significant height0.3m (1ft)0.5m (1.6ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:15 and will set at 17:47 on the beach(es) of Koh Thmei. The outside temperature will be a high of 83°F t and a low of 76°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 9.3mph km/h (with gusts up to 14.3mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (78°F)25°C (78°F)27°C (80°F)25°C (77°F)28°C (82°F)26°C (79°F)27°C (80°F)
Perceived temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (83°F)26°C (79°F)30°C (86°F)28°C (83°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%76%75%66%61%64%72%74%
Barometric pressure1011 hPa1010 hPa1011 hPa1012 hPa1011 hPa1008 hPa1010 hPa1012 hPa
Cloud cover76%35%14%11%10%17%87%75%
Heat index28°C (83°F)28°C (82°F)27°C (81°F)29°C (83°F)26°C (79°F)30°C (86°F)28°C (83°F)29°C (85°F)
Dew point21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)17°C (62°F)21°C (69°F)21°C (70°F)22°C (71°F)
Wind
Speed7km/h (4mph)11km/h (7mph)15km/h (9mph)15km/h (10mph)7km/h (4mph)3km/h (2mph)4km/h (2mph)4km/h (2mph)
Gusts11km/h (7mph)17km/h (11mph)23km/h (14mph)21km/h (13mph)15km/h (9mph)5km/h (3mph)8km/h (5mph)6km/h (4mph)
Direction 14°
NNE
15°
NNE
28°
NNE
41°
NE
79°
E
175°
S
213°
SSW
277°
W
Wind chill26°C (79°F)26°C (78°F)25°C (78°F)27°C (80°F)25°C (77°F)28°C (82°F)26°C (79°F)27°C (80°F)
Waves
Height0.2m (0.6ft)0.5m (1.6ft)0.2m (0.5ft)0.2m (0.5ft)0.2m (0.6ft)0.2m (0.5ft)0.3m (1.1ft)0.4m (1.3ft)
Direction 194°
SSW
16°
NNE
13°
NNE
23°
NNE
30°
NNE
201°
SSW
190°
S
129°
SE
Period1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.9 sec.1.9 sec.1.9 sec.2.3 sec.
Significant height0.1m (0.3ft)0.2m (0.7ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.1m (0.3ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:16 and will set at 17:47 on the beach(es) of Koh Thmei. The outside temperature will be a high of 85°F t and a low of 76°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 9.3mph km/h (with gusts up to 13.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (78°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)27°C (80°F)
Perceived temperature29°C (84°F)28°C (83°F)28°C (82°F)30°C (85°F)30°C (86°F)31°C (88°F)30°C (86°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%75%76%67%62%64%72%75%
Barometric pressure1011 hPa1010 hPa1011 hPa1012 hPa1011 hPa1008 hPa1010 hPa1012 hPa
Cloud cover75%83%22%10%23%23%72%58%
Heat index29°C (84°F)28°C (83°F)28°C (82°F)30°C (85°F)30°C (86°F)31°C (88°F)30°C (86°F)30°C (85°F)
Dew point22°C (71°F)21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)21°C (70°F)22°C (72°F)22°C (72°F)
Wind
Speed5km/h (3mph)10km/h (6mph)12km/h (7mph)15km/h (10mph)10km/h (6mph)4km/h (2mph)6km/h (4mph)2km/h (1mph)
Gusts8km/h (5mph)16km/h (10mph)18km/h (11mph)21km/h (13mph)16km/h (10mph)6km/h (4mph)11km/h (7mph)3km/h (2mph)
Direction
N
15°
NNE
23°
NNE
35°
NE
79°
E
121°
ESE
153°
SSE
69°
ENE
Wind chill27°C (80°F)26°C (79°F)26°C (78°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)27°C (80°F)
Waves
Height0.1m (0.3ft)0.6m (1.9ft)0.3m (1.1ft)0.2m (0.8ft)0.5m (1.6ft)0.2m (0.8ft)0.4m (1.5ft)0.4m (1.3ft)
Direction 139°
SE
145°
SE
142°
SE
11°
N

N
184°
S
188°
S
190°
S
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.1.7 sec.1.8 sec.1.9 sec.1.8 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.1m (0.3ft)0.5m (1.6ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:17 and will set at 17:48 on the beach(es) of Koh Thmei. The outside temperature will be a high of 83°F t and a low of 76°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 7.5mph km/h (with gusts up to 12.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (78°F)25°C (77°F)27°C (80°F)28°C (82°F)28°C (83°F)27°C (81°F)27°C (81°F)
Perceived temperature29°C (84°F)28°C (82°F)27°C (81°F)28°C (83°F)29°C (85°F)30°C (87°F)30°C (85°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%76%75%66%63%64%70%72%
Barometric pressure1011 hPa1010 hPa1011 hPa1013 hPa1010 hPa1008 hPa1009 hPa1011 hPa
Cloud cover83%74%18%20%21%34%23%81%
Heat index29°C (84°F)28°C (82°F)27°C (81°F)28°C (83°F)29°C (85°F)30°C (87°F)30°C (85°F)29°C (85°F)
Dew point22°C (71°F)21°C (70°F)20°C (69°F)20°C (68°F)20°C (68°F)21°C (69°F)21°C (70°F)22°C (71°F)
Wind
Speed8km/h (5mph)12km/h (8mph)10km/h (6mph)12km/h (7mph)6km/h (4mph)3km/h (2mph)2km/h (1mph)2km/h (1mph)
Gusts13km/h (8mph)20km/h (12mph)16km/h (10mph)15km/h (9mph)9km/h (6mph)4km/h (2mph)3km/h (2mph)4km/h (2mph)
Direction 31°
NNE
27°
NNE
53°
NE
45°
NE
112°
ESE
94°
E
166°
SSE
307°
NW
Wind chill27°C (80°F)26°C (78°F)25°C (77°F)27°C (80°F)28°C (82°F)28°C (83°F)27°C (81°F)27°C (81°F)
Waves
Height0.5m (1.5ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.1ft)0.2m (0.6ft)0.2m (0.6ft)0.5m (1.8ft)0.2m (0.6ft)
Direction 174°
S
118°
ESE
110°
ESE
120°
ESE
177°
S
191°
S
189°
S
142°
SE
Period1.8 sec.2.2 sec.2.3 sec.2.2 sec.2.2 sec.2.2 sec.1.9 sec.1.9 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.3ft)0.1m (0.3ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:17 and will set at 17:48 on the beach(es) of Koh Thmei. The outside temperature will be a high of 85°F t and a low of 76°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 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (80°F)26°C (78°F)25°C (78°F)27°C (81°F)25°C (77°F)29°C (83°F)27°C (81°F)27°C (80°F)
Perceived temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)26°C (79°F)31°C (88°F)30°C (86°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%75%73%64%58%62%74%75%
Barometric pressure1010 hPa1009 hPa1010 hPa1012 hPa1009 hPa1006 hPa1008 hPa1010 hPa
Cloud cover77%84%16%13%14%32%82%34%
Heat index28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)26°C (79°F)31°C (88°F)30°C (86°F)29°C (84°F)
Dew point21°C (70°F)21°C (70°F)20°C (69°F)20°C (68°F)16°C (62°F)21°C (69°F)22°C (72°F)22°C (71°F)
Wind
Speed10km/h (6mph)12km/h (8mph)12km/h (7mph)11km/h (7mph)4km/h (2mph)14km/h (9mph)11km/h (7mph)7km/h (4mph)
Gusts16km/h (10mph)20km/h (12mph)19km/h (12mph)14km/h (9mph)8km/h (5mph)21km/h (13mph)17km/h (10mph)11km/h (7mph)
Direction
N
13°
NNE
23°
NNE
50°
NE
291°
WNW
234°
SW
266°
W
307°
NW
Wind chill26°C (80°F)26°C (78°F)25°C (78°F)27°C (81°F)25°C (77°F)29°C (83°F)27°C (81°F)27°C (80°F)
Waves
Height0.1m (0.3ft)0.1m (0.5ft)0.1m (0.5ft)0.4m (1.4ft)0.2m (0.7ft)0.2m (0.5ft)0.2m (0.5ft)0.1m (0.3ft)
Direction
N
354°
N
360°
N
92°
E
270°
W
243°
WSW
262°
W
293°
WNW
Period1.9 sec.1.9 sec.1.9 sec.2.0 sec.1.9 sec.1.9 sec.1.9 sec.1.9 sec.
Significant height0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)28°C (82°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 06:18 and will set at 17:49 on the beach(es) of Koh Thmei. The outside temperature will be a high of 83°F t and a low of 77°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 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (78°F)25°C (78°F)27°C (80°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)
Perceived temperature29°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)30°C (86°F)30°C (86°F)30°C (85°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%79%78%70%64%65%73%76%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1009 hPa1007 hPa1008 hPa1009 hPa
Cloud cover30%35%27%17%16%20%20%19%
Heat index29°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)30°C (86°F)30°C (86°F)30°C (85°F)29°C (84°F)
Dew point22°C (71°F)22°C (71°F)21°C (70°F)21°C (69°F)20°C (69°F)21°C (69°F)22°C (71°F)22°C (71°F)
Wind
Speed8km/h (5mph)11km/h (7mph)10km/h (6mph)6km/h (4mph)9km/h (5mph)14km/h (9mph)10km/h (6mph)6km/h (4mph)
Gusts13km/h (8mph)17km/h (11mph)16km/h (10mph)9km/h (6mph)13km/h (8mph)21km/h (13mph)16km/h (10mph)10km/h (6mph)
Direction 327°
NNW
119°
ESE
17°
NNE
21°
NNE
172°
S
240°
WSW
260°
W
301°
WNW
Wind chill26°C (79°F)26°C (78°F)25°C (78°F)27°C (80°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)
Waves
Height0.1m (0.3ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.2m (0.7ft)0.3m (1.0ft)0.2m (0.7ft)0.4m (1.3ft)
Direction 305°
NW
311°
NW
318°
NW
340°
NNW
353°
N
6784°
3482°
231°
SW
Period1.9 sec.1.9 sec.1.9 sec.1.8 sec.1.8 sec.1.8 sec.1.6 sec.1.5 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 06:18 and will set at 17:49 on the beach(es) of Koh Thmei. The outside temperature will be a high of 83°F t and a low of 77°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 7.5mph km/h (with gusts up to 11.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (78°F)25°C (77°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (80°F)26°C (80°F)
Perceived temperature29°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)28°C (83°F)28°C (83°F)29°C (84°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%77%78%65%57%59%70%75%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1009 hPa1007 hPa1008 hPa1010 hPa
Cloud cover17%20%18%9%8%11%11%14%
Heat index29°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)28°C (83°F)28°C (83°F)29°C (84°F)29°C (84°F)
Dew point22°C (71°F)21°C (71°F)21°C (70°F)20°C (68°F)18°C (64°F)18°C (65°F)21°C (69°F)22°C (71°F)
Wind
Speed8km/h (5mph)10km/h (6mph)12km/h (7mph)10km/h (6mph)5km/h (3mph)6km/h (4mph)9km/h (6mph)9km/h (6mph)
Gusts13km/h (8mph)17km/h (10mph)18km/h (11mph)15km/h (9mph)8km/h (5mph)12km/h (7mph)17km/h (10mph)15km/h (9mph)
Direction 324°
NW
111°
ESE
20°
NNE
36°
NE
115°
ESE
190°
S
247°
WSW
302°
WNW
Wind chill26°C (79°F)26°C (78°F)25°C (77°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (80°F)26°C (80°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.1m (0.3ft)0.3m (1.0ft)0.5m (1.6ft)0.3m (1.0ft)0.1m (0.3ft)0.2m (0.7ft)
Direction 292°
WNW
337°
NNW
350°
N
351°
N
352°
N
6784°
3508°
265°
W
Period1.5 sec.1.5 sec.1.5 sec.1.8 sec.1.9 sec.1.9 sec.1.9 sec.1.9 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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