Sea weather in Saint John in Canada All the beach weather in Saint John

All the essential weather information for enjoying the beach in Saint John in Canada, 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 Saint John over the next 7 days?

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

Date Outside temp. Our opinion
Thursday 13 March 202522°F to 29°Fnot recommended
Friday 14 March 202531°F to 38°Fnot recommended
Saturday 15 March 202534°F to 41°Fdiscouraged
Sunday 16 March 202540°F to 45°Fdiscouraged
Monday 17 March 202540°F to 47°Fdiscouraged
Tuesday 18 March 202534°F to 41°Fdiscouraged
Wednesday 19 March 202538°F to 43°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Saint John

Sea weather on Thursday 13 March 2025

On Thursday 13 March 2025, the sun will rise at 07:40 and will set at 19:28 on the beach(es) of Saint John. The outside temperature will be a high of 29°F t and a low of 22°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 12.4mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-5°C (24°F)-6°C (22°F)-6°C (21°F)-5°C (24°F)-2°C (28°F)-2°C (28°F)-3°C (26°F)-3°C (27°F)
Perceived temperature-10°C (14°F)-11°C (12°F)-11°C (13°F)-8°C (17°F)-5°C (23°F)-5°C (23°F)-5°C (24°F)-6°C (21°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%59%61%51%43%48%50%60%
Barometric pressure1021 hPa1022 hPa1023 hPa1025 hPa1024 hPa1024 hPa1024 hPa1025 hPa
Cloud cover5%3%4%12%21%13%26%46%
Heat index-5°C (24°F)-6°C (22°F)-6°C (21°F)-5°C (24°F)-2°C (28°F)-2°C (28°F)-3°C (26°F)-3°C (27°F)
Dew point-11°C (12°F)-12°C (10°F)-12°C (10°F)-13°C (8°F)-13°C (9°F)-12°C (11°F)-12°C (10°F)-9°C (15°F)
Wind
Speed15km/h (9mph)14km/h (9mph)10km/h (6mph)9km/h (6mph)7km/h (4mph)6km/h (4mph)4km/h (2mph)8km/h (5mph)
Gusts20km/h (13mph)20km/h (12mph)14km/h (9mph)11km/h (7mph)8km/h (5mph)9km/h (6mph)7km/h (4mph)13km/h (8mph)
Direction 355°
N
357°
N
16°
NNE
39°
NE
131°
SE
137°
SE
198°
SSW
182°
S
Wind chill-10°C (14°F)-11°C (12°F)-11°C (13°F)-8°C (17°F)-5°C (23°F)-5°C (23°F)-5°C (24°F)-6°C (21°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.5ft)
Direction 205°
SSW
196°
SSW
195°
SSW
194°
SSW
194°
SSW
200°
SSW
199°
SSW
198°
SSW
Period5.6 sec.9.4 sec.9.0 sec.8.6 sec.8.4 sec.10.7 sec.10.1 sec.9.6 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather on Friday 14 March 2025

On Friday 14 March 2025, the sun will rise at 07:38 and will set at 19:30 on the beach(es) of Saint John. The outside temperature will be a high of 38°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! The sea will be generally calm, with a wind speed of up to 9.9mph km/h (with gusts up to 15.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (30°F)-1°C (31°F)-1°C (31°F)1°C (34°F)2°C (36°F)3°C (38°F)1°C (34°F)1°C (34°F)
Perceived temperature-5°C (22°F)-6°C (22°F)-5°C (23°F)-3°C (27°F)-1°C (30°F)-0°C (31°F)-2°C (29°F)-2°C (29°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%77%80%75%72%74%87%92%
Barometric pressure1024 hPa1023 hPa1023 hPa1024 hPa1023 hPa1022 hPa1021 hPa1021 hPa
Cloud cover52%97%72%81%12%9%15%9%
Heat index-1°C (30°F)-1°C (31°F)-1°C (31°F)1°C (34°F)2°C (36°F)3°C (38°F)1°C (34°F)1°C (34°F)
Dew point-5°C (22°F)-4°C (25°F)-3°C (26°F)-3°C (27°F)-2°C (28°F)-1°C (30°F)-1°C (31°F)-0°C (32°F)
Wind
Speed12km/h (7mph)16km/h (10mph)15km/h (10mph)14km/h (9mph)13km/h (8mph)14km/h (9mph)10km/h (6mph)9km/h (6mph)
Gusts19km/h (12mph)25km/h (15mph)25km/h (15mph)19km/h (12mph)18km/h (11mph)21km/h (13mph)20km/h (12mph)20km/h (12mph)
Direction 190°
S
195°
SSW
194°
SSW
197°
SSW
200°
SSW
233°
SW
234°
SW
225°
SW
Wind chill-5°C (22°F)-6°C (22°F)-5°C (23°F)-3°C (27°F)-1°C (30°F)-0°C (31°F)-2°C (29°F)-2°C (29°F)
Waves
Height0.2m (0.7ft)0.4m (1.3ft)0.5m (1.5ft)0.4m (1.4ft)0.3m (1.1ft)0.3m (0.9ft)0.2m (0.7ft)0.2m (0.6ft)
Direction 198°
SSW
196°
SSW
198°
SSW
196°
SSW
195°
SSW
193°
SSW
195°
SSW
195°
SSW
Period9.3 sec.9.1 sec.8.9 sec.8.8 sec.3.5 sec.8.4 sec.3.2 sec.8.3 sec.
Significant height0.4m (1.3ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.2m (0.7ft)
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)

Sea weather on Saturday 15 March 2025

On Saturday 15 March 2025, the sun will rise at 07:37 and will set at 19:31 on the beach(es) of Saint John. The outside temperature will be a high of 41°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 22.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (35°F)1°C (35°F)2°C (36°F)4°C (38°F)5°C (41°F)5°C (40°F)4°C (39°F)4°C (40°F)
Perceived temperature-1°C (30°F)-1°C (30°F)1°C (34°F)2°C (35°F)3°C (37°F)1°C (34°F)-0°C (32°F)0°C (32°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity95%96%97%92%91%95%94%96%
Barometric pressure1021 hPa1020 hPa1019 hPa1019 hPa1019 hPa1018 hPa1018 hPa1017 hPa
Cloud cover47%63%85%80%72%85%100%100%
Heat index1°C (35°F)1°C (35°F)2°C (36°F)4°C (38°F)5°C (41°F)5°C (40°F)4°C (39°F)4°C (40°F)
Dew point1°C (33°F)1°C (34°F)2°C (35°F)2°C (36°F)4°C (39°F)4°C (39°F)3°C (38°F)4°C (39°F)
Wind
Speed8km/h (5mph)7km/h (4mph)4km/h (3mph)8km/h (5mph)9km/h (6mph)16km/h (10mph)19km/h (12mph)21km/h (13mph)
Gusts17km/h (10mph)14km/h (9mph)8km/h (5mph)13km/h (8mph)14km/h (9mph)26km/h (16mph)34km/h (21mph)36km/h (22mph)
Direction 193°
SSW
195°
SSW
151°
SSE
129°
SE
189°
S
213°
SSW
208°
SSW
204°
SSW
Wind chill-1°C (30°F)-1°C (30°F)1°C (34°F)2°C (35°F)3°C (37°F)1°C (34°F)-0°C (32°F)0°C (32°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.6ft)0.3m (0.9ft)0.5m (1.5ft)
Direction 196°
SSW
196°
SSW
195°
SSW
195°
SSW
194°
SSW
196°
SSW
203°
SSW
196°
SSW
Period8.1 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.7.6 sec.7.4 sec.7.2 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)
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)

Sea weather on Sunday 16 March 2025

On Sunday 16 March 2025, the sun will rise at 07:35 and will set at 19:32 on the beach(es) of Saint John. The outside temperature will be a high of 45°F t and a low of 40°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 21.8mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (40°F)5°C (41°F)5°C (41°F)5°C (41°F)6°C (42°F)6°C (42°F)7°C (44°F)7°C (44°F)
Perceived temperature0°C (33°F)1°C (33°F)1°C (34°F)2°C (36°F)2°C (35°F)2°C (35°F)2°C (36°F)2°C (36°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity98%99%99%99%98%98%99%99%
Barometric pressure1017 hPa1015 hPa1016 hPa1018 hPa1018 hPa1017 hPa1016 hPa1016 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index4°C (40°F)5°C (41°F)5°C (41°F)5°C (41°F)6°C (42°F)6°C (42°F)7°C (44°F)7°C (44°F)
Dew point4°C (39°F)5°C (40°F)5°C (40°F)5°C (41°F)5°C (41°F)5°C (42°F)6°C (44°F)6°C (44°F)
Wind
Speed19km/h (12mph)23km/h (14mph)18km/h (11mph)15km/h (9mph)22km/h (14mph)22km/h (14mph)29km/h (18mph)29km/h (18mph)
Gusts34km/h (21mph)24km/h (15mph)35km/h (21mph)29km/h (18mph)29km/h (18mph)29km/h (18mph)34km/h (21mph)31km/h (19mph)
Direction 206°
SSW
205°
SSW
214°
SW
209°
SSW
200°
SSW
200°
SSW
201°
SSW
200°
SSW
Wind chill0°C (33°F)1°C (33°F)1°C (34°F)2°C (36°F)2°C (35°F)2°C (35°F)2°C (36°F)2°C (36°F)
Waves
Height0.7m (2.2ft)0.8m (2.7ft)0.9m (2.9ft)0.9m (3.0ft)1.1m (3.5ft)1.1m (3.6ft)1.6m (5.1ft)1.7m (5.7ft)
Direction 196°
SSW
195°
SSW
194°
SSW
195°
SSW
195°
SSW
195°
SSW
196°
SSW
196°
SSW
Period7.0 sec.7.0 sec.4.7 sec.4.7 sec.4.9 sec.5.1 sec.5.6 sec.6.1 sec.
Significant height0.6m (2ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather on Monday 17 March 2025

On Monday 17 March 2025, the sun will rise at 07:33 and will set at 19:34 on the beach(es) of Saint John. The outside temperature will be a high of 47°F t and a low of 40°F. Precipitation is in the forecast (0.3in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 24.9mph km/h (with gusts up to 28mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)7°C (45°F)8°C (47°F)8°C (46°F)7°C (44°F)6°C (42°F)5°C (40°F)5°C (40°F)
Perceived temperature3°C (37°F)3°C (37°F)4°C (38°F)3°C (38°F)2°C (36°F)1°C (34°F)2°C (35°F)2°C (36°F)
Precipitation0in0in0in0.1in0.1in0.1in0in0in
Humidity99%98%98%98%98%98%99%96%
Barometric pressure1015 hPa1013 hPa1012 hPa1011 hPa1010 hPa1010 hPa1011 hPa1013 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index7°C (45°F)7°C (45°F)8°C (47°F)8°C (46°F)7°C (44°F)6°C (42°F)5°C (40°F)5°C (40°F)
Dew point7°C (44°F)7°C (45°F)8°C (46°F)8°C (46°F)7°C (44°F)5°C (42°F)4°C (40°F)4°C (39°F)
Wind
Speed31km/h (19mph)35km/h (22mph)39km/h (24mph)40km/h (25mph)36km/h (22mph)26km/h (16mph)14km/h (9mph)11km/h (7mph)
Gusts36km/h (22mph)39km/h (24mph)45km/h (28mph)45km/h (28mph)42km/h (26mph)34km/h (21mph)27km/h (17mph)19km/h (12mph)
Direction 198°
SSW
197°
SSW
197°
SSW
201°
SSW
209°
SSW
208°
SSW
223°
SW
273°
W
Wind chill3°C (37°F)3°C (37°F)4°C (38°F)3°C (38°F)2°C (36°F)1°C (34°F)2°C (35°F)2°C (36°F)
Waves
Height1.9m (6.3ft)2.3m (7.5ft)2.7m (8.9ft)2.8m (9.2ft)2.5m (8.2ft)1.9m (6.2ft)1.5m (4.9ft)1.2m (3.9ft)
Direction 197°
SSW
198°
SSW
198°
SSW
198°
SSW
198°
SSW
200°
SSW
204°
SSW
203°
SSW
Period6.3 sec.6.9 sec.7.3 sec.7.6 sec.8.4 sec.9.8 sec.8.3 sec.7.0 sec.
Significant height1.2m (3.9ft)1.5m (4.9ft)1.8m (5.9ft)1.7m (5.6ft)1.3m (4.3ft)1.2m (3.9ft)1.4m (4.6ft)1.3m (4.3ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather on Tuesday 18 March 2025

On Tuesday 18 March 2025, the sun will rise at 07:31 and will set at 19:35 on the beach(es) of Saint John. The outside temperature will be a high of 41°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 11.8mph km/h (with gusts up to 18mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (41°F)4°C (39°F)3°C (37°F)3°C (37°F)3°C (38°F)2°C (36°F)2°C (35°F)3°C (37°F)
Perceived temperature2°C (36°F)2°C (35°F)1°C (33°F)1°C (34°F)-1°C (31°F)-2°C (28°F)-3°C (27°F)-1°C (31°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%88%85%76%65%66%75%83%
Barometric pressure1014 hPa1016 hPa1017 hPa1019 hPa1019 hPa1018 hPa1018 hPa1018 hPa
Cloud cover100%86%40%3%0%0%2%10%
Heat index5°C (41°F)4°C (39°F)3°C (37°F)3°C (37°F)3°C (38°F)2°C (36°F)2°C (35°F)3°C (37°F)
Dew point3°C (38°F)2°C (36°F)1°C (33°F)-1°C (30°F)-3°C (27°F)-3°C (26°F)-2°C (28°F)0°C (33°F)
Wind
Speed13km/h (8mph)10km/h (6mph)8km/h (5mph)8km/h (5mph)15km/h (10mph)19km/h (12mph)17km/h (11mph)15km/h (10mph)
Gusts22km/h (14mph)17km/h (11mph)14km/h (9mph)14km/h (9mph)26km/h (16mph)25km/h (15mph)25km/h (16mph)29km/h (18mph)
Direction 315°
NW
300°
WNW
304°
NW
275°
W
226°
SW
222°
SW
220°
SW
208°
SSW
Wind chill2°C (36°F)2°C (35°F)1°C (33°F)1°C (34°F)-1°C (31°F)-2°C (28°F)-3°C (27°F)-1°C (31°F)
Waves
Height0.9m (3.0ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2.0ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Direction 202°
SSW
201°
SSW
200°
SSW
200°
SSW
199°
SSW
199°
SSW
199°
SSW
199°
SSW
Period10.2 sec.10.5 sec.10.9 sec.10.9 sec.10.8 sec.10.7 sec.10.4 sec.10.3 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather on Wednesday 19 March 2025

On Wednesday 19 March 2025, the sun will rise at 07:29 and will set at 19:36 on the beach(es) of Saint John. The outside temperature will be a high of 43°F t and a low of 38°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 18.6mph km/h (with gusts up to 23mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature3°C (37°F)3°C (37°F)3°C (38°F)4°C (40°F)6°C (42°F)5°C (42°F)5°C (41°F)5°C (41°F)
Perceived temperature-1°C (30°F)-1°C (30°F)-1°C (30°F)0°C (32°F)1°C (34°F)1°C (33°F)0°C (32°F)1°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%92%88%81%75%72%74%78%
Barometric pressure1018 hPa1016 hPa1015 hPa1014 hPa1013 hPa1011 hPa1009 hPa1008 hPa
Cloud cover12%5%7%13%18%10%17%19%
Heat index3°C (37°F)3°C (37°F)3°C (38°F)4°C (40°F)6°C (42°F)5°C (42°F)5°C (41°F)5°C (41°F)
Dew point1°C (34°F)2°C (35°F)1°C (34°F)1°C (35°F)1°C (35°F)1°C (33°F)1°C (33°F)2°C (35°F)
Wind
Speed15km/h (9mph)14km/h (9mph)18km/h (11mph)23km/h (14mph)28km/h (17mph)30km/h (19mph)29km/h (18mph)28km/h (17mph)
Gusts29km/h (18mph)27km/h (17mph)30km/h (19mph)35km/h (22mph)37km/h (23mph)32km/h (20mph)32km/h (20mph)31km/h (19mph)
Direction 202°
SSW
199°
SSW
193°
SSW
196°
SSW
204°
SSW
206°
SSW
203°
SSW
202°
SSW
Wind chill-1°C (30°F)-1°C (30°F)-1°C (30°F)0°C (32°F)1°C (34°F)1°C (33°F)0°C (32°F)1°C (33°F)
Waves
Height0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2.0ft)0.9m (3.0ft)1.2m (3.9ft)1.4m (4.6ft)1.5m (4.9ft)
Direction 198°
SSW
199°
SSW
198°
SSW
199°
SSW
200°
SSW
200°
SSW
198°
SSW
196°
SSW
Period10.0 sec.9.8 sec.9.6 sec.9.4 sec.9.2 sec.9.1 sec.8.9 sec.7.9 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)1.0m (3.3ft)1.1m (3.6ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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