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
Sunday 19 July 202658°F to 68°Fdiscouraged
Monday 20 July 202654°F to 68°Frecommended
Tuesday 21 July 202654°F to 67°Fdiscouraged
Wednesday 22 July 202659°F to 63°Fdiscouraged
Thursday 23 July 202654°F to 63°Frecommended
Friday 24 July 202652°F to 67°Frecommended
Saturday 25 July 202654°F to 67°Frecommended

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

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:55 and will set at 21:06 on the beach(es) of Saint John. The outside temperature will be a high of 68°F t and a low of 58°F. Precipitation is in the forecast (0.1in 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 23mph km/h (with gusts up to 26.1mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature15°C (59°F)14°C (58°F)14°C (57°F)15°C (59°F)20°C (69°F)19°C (67°F)18°C (64°F)16°C (62°F)
Perceived temperature13°C (55°F)12°C (54°F)12°C (54°F)14°C (57°F)20°C (69°F)19°C (67°F)18°C (64°F)16°C (62°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity96%99%99%99%61%61%61%68%
Barometric pressure1001 hPa998 hPa996 hPa996 hPa997 hPa999 hPa1002 hPa1005 hPa
Cloud cover100%100%100%85%75%70%6%26%
Heat index15°C (59°F)14°C (58°F)14°C (57°F)15°C (59°F)20°C (69°F)19°C (67°F)18°C (64°F)16°C (62°F)
Dew point14°C (58°F)14°C (58°F)14°C (57°F)15°C (59°F)13°C (55°F)12°C (53°F)10°C (50°F)11°C (51°F)
Wind
Speed37km/h (23mph)31km/h (19mph)25km/h (15mph)19km/h (12mph)24km/h (15mph)23km/h (14mph)17km/h (11mph)12km/h (7mph)
Gusts42km/h (26mph)37km/h (23mph)27km/h (17mph)36km/h (22mph)41km/h (26mph)27km/h (17mph)17km/h (11mph)25km/h (16mph)
Direction 186°
S
201°
SSW
214°
SW
231°
SW
281°
W
289°
WNW
304°
WNW
247°
WSW
Wind chill13°C (55°F)12°C (54°F)12°C (54°F)14°C (57°F)20°C (69°F)19°C (67°F)18°C (64°F)16°C (62°F)
Waves
Height1.6m (5.2ft)2.2m (7.3ft)1.9m (6.2ft)1.3m (4.4ft)1.0m (3.1ft)0.8m (2.7ft)0.6m (2.1ft)0.5m (1.6ft)
Direction 196°
SSW
199°
SSW
200°
SSW
201°
SSW
200°
SSW
212°
SSW
211°
SSW
210°
SSW
Period3.9 sec.3.9 sec.3.9 sec.3.9 sec.5.0 sec.4.4 sec.7.3 sec.7.0 sec.
Significant height1.5m (4.9ft)1.7m (5.6ft)0.8m (2.6ft)0.6m (2ft)1.3m (4.3ft)1.1m (3.6ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:56 and will set at 21:05 on the beach(es) of Saint John. The outside temperature will be a high of 68°F t and a low of 54°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 19.9mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)13°C (55°F)12°C (53°F)16°C (61°F)19°C (66°F)20°C (67°F)16°C (62°F)13°C (55°F)
Perceived temperature12°C (54°F)11°C (52°F)10°C (50°F)16°C (61°F)19°C (66°F)20°C (67°F)16°C (62°F)12°C (53°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%73%77%60%51%47%61%83%
Barometric pressure1006 hPa1007 hPa1009 hPa1010 hPa1011 hPa1011 hPa1012 hPa1015 hPa
Cloud cover7%5%34%6%46%13%6%13%
Heat index13°C (56°F)13°C (55°F)12°C (53°F)16°C (61°F)19°C (66°F)20°C (67°F)16°C (62°F)13°C (55°F)
Dew point8°C (46°F)8°C (46°F)8°C (46°F)8°C (47°F)8°C (47°F)8°C (46°F)9°C (48°F)10°C (50°F)
Wind
Speed14km/h (9mph)15km/h (10mph)14km/h (9mph)18km/h (11mph)18km/h (11mph)17km/h (11mph)17km/h (11mph)13km/h (8mph)
Gusts30km/h (19mph)30km/h (19mph)26km/h (16mph)27km/h (17mph)28km/h (17mph)32km/h (20mph)21km/h (13mph)26km/h (16mph)
Direction 273°
W
280°
W
279°
W
276°
W
264°
W
251°
WSW
223°
SW
203°
SSW
Wind chill12°C (54°F)11°C (52°F)10°C (50°F)16°C (61°F)19°C (66°F)20°C (67°F)16°C (62°F)12°C (53°F)
Waves
Height0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.8ft)0.7m (2.2ft)0.8m (2.7ft)0.8m (2.6ft)
Direction 211°
SSW
210°
SSW
209°
SSW
206°
SSW
205°
SSW
219°
SW
211°
SSW
209°
SSW
Period6.8 sec.6.6 sec.6.6 sec.7.1 sec.7.0 sec.7.0 sec.7.4 sec.7.6 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:57 and will set at 21:04 on the beach(es) of Saint John. The outside temperature will be a high of 67°F t and a low of 54°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 14.9mph 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 temperature12°C (53°F)12°C (53°F)13°C (55°F)16°C (61°F)18°C (65°F)18°C (64°F)17°C (63°F)14°C (57°F)
Perceived temperature10°C (50°F)11°C (51°F)12°C (54°F)16°C (61°F)18°C (65°F)18°C (64°F)17°C (63°F)13°C (55°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity94%94%90%77%60%57%70%85%
Barometric pressure1016 hPa1016 hPa1017 hPa1018 hPa1019 hPa1018 hPa1017 hPa1017 hPa
Cloud cover14%12%13%49%13%11%19%15%
Heat index12°C (53°F)12°C (53°F)13°C (55°F)16°C (61°F)18°C (65°F)18°C (64°F)17°C (63°F)14°C (57°F)
Dew point11°C (51°F)11°C (52°F)11°C (53°F)12°C (54°F)10°C (51°F)9°C (49°F)12°C (53°F)11°C (52°F)
Wind
Speed12km/h (7mph)10km/h (6mph)9km/h (6mph)15km/h (9mph)19km/h (12mph)24km/h (15mph)19km/h (12mph)14km/h (9mph)
Gusts25km/h (16mph)22km/h (14mph)19km/h (12mph)25km/h (15mph)25km/h (15mph)27km/h (17mph)21km/h (13mph)29km/h (18mph)
Direction 193°
SSW
205°
SSW
181°
S
187°
S
202°
SSW
217°
SW
198°
SSW
131°
SE
Wind chill10°C (50°F)11°C (51°F)12°C (54°F)16°C (61°F)18°C (65°F)18°C (64°F)17°C (63°F)13°C (55°F)
Waves
Height0.6m (2.0ft)0.5m (1.6ft)0.5m (1.7ft)0.5m (1.8ft)0.6m (1.9ft)0.8m (2.7ft)0.9m (2.9ft)0.7m (2.3ft)
Direction 212°
SSW
204°
SSW
204°
SSW
204°
SSW
203°
SSW
209°
SSW
203°
SSW
200°
SSW
Period7.7 sec.7.8 sec.7.8 sec.7.8 sec.7.7 sec.7.7 sec.7.5 sec.4.5 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)1.0m (3.3ft)0.7m (2.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:58 and will set at 21:03 on the beach(es) of Saint John. The outside temperature will be a high of 63°F t and a low of 59°F. Precipitation is in the forecast (0.2in 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 18mph km/h (with gusts up to 23.6mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (60°F)15°C (60°F)16°C (60°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (61°F)15°C (60°F)
Perceived temperature16°C (60°F)15°C (60°F)16°C (60°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (61°F)15°C (60°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%84%99%99%99%98%99%99%
Barometric pressure1015 hPa1012 hPa1008 hPa1005 hPa1005 hPa1005 hPa1005 hPa1007 hPa
Cloud cover90%100%100%100%100%100%100%100%
Heat index16°C (60°F)15°C (60°F)16°C (60°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (61°F)15°C (60°F)
Dew point12°C (53°F)13°C (55°F)15°C (60°F)17°C (62°F)17°C (62°F)16°C (62°F)16°C (60°F)15°C (60°F)
Wind
Speed21km/h (13mph)21km/h (13mph)26km/h (16mph)27km/h (17mph)26km/h (16mph)29km/h (18mph)28km/h (18mph)25km/h (16mph)
Gusts38km/h (24mph)21km/h (13mph)31km/h (19mph)32km/h (20mph)29km/h (18mph)32km/h (20mph)32km/h (20mph)31km/h (19mph)
Direction 128°
SE
106°
ESE
109°
ESE
177°
S
179°
S
187°
S
191°
S
195°
SSW
Wind chill16°C (60°F)15°C (60°F)16°C (60°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (61°F)15°C (60°F)
Waves
Height0.6m (1.9ft)0.5m (1.8ft)0.7m (2.2ft)0.8m (2.7ft)1.1m (3.6ft)2.1m (6.9ft)1.9m (6.4ft)1.9m (6.2ft)
Direction 201°
SSW
192°
SSW
110°
ESE
99°
E
179°
S
197°
SSW
197°
SSW
197°
SSW
Period4.2 sec.3.8 sec.3.8 sec.3.9 sec.4.0 sec.4.0 sec.4.0 sec.4.0 sec.
Significant height0.9m (3ft)0.9m (3ft)1.0m (3.3ft)1.2m (3.9ft)1.2m (3.9ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:59 and will set at 21:02 on the beach(es) of Saint John. The outside temperature will be a high of 63°F t and a low of 54°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 22.4mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature15°C (58°F)14°C (56°F)14°C (57°F)16°C (60°F)17°C (62°F)17°C (62°F)15°C (59°F)13°C (55°F)
Perceived temperature13°C (56°F)12°C (54°F)14°C (56°F)16°C (60°F)17°C (62°F)17°C (62°F)15°C (58°F)12°C (53°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity99%99%100%85%64%59%68%84%
Barometric pressure1007 hPa1008 hPa1009 hPa1011 hPa1012 hPa1013 hPa1014 hPa1016 hPa
Cloud cover100%100%100%35%1%1%6%13%
Heat index15°C (58°F)14°C (56°F)14°C (57°F)16°C (60°F)17°C (62°F)17°C (62°F)15°C (59°F)13°C (55°F)
Dew point15°C (58°F)13°C (56°F)14°C (57°F)13°C (56°F)10°C (50°F)9°C (47°F)9°C (48°F)10°C (50°F)
Wind
Speed19km/h (12mph)15km/h (9mph)7km/h (4mph)12km/h (7mph)17km/h (11mph)19km/h (12mph)15km/h (10mph)11km/h (7mph)
Gusts36km/h (22mph)27km/h (17mph)14km/h (8mph)21km/h (13mph)27km/h (17mph)21km/h (13mph)20km/h (12mph)24km/h (15mph)
Direction 201°
SSW
199°
SSW
242°
WSW
250°
WSW
224°
SW
218°
SW
220°
SW
216°
SW
Wind chill13°C (56°F)12°C (54°F)14°C (56°F)16°C (60°F)17°C (62°F)17°C (62°F)15°C (58°F)12°C (53°F)
Waves
Height1.7m (5.6ft)1.6m (5.2ft)1.5m (5.0ft)1.5m (4.9ft)1.5m (4.9ft)1.4m (4.6ft)1.2m (3.9ft)1.1m (3.6ft)
Direction 198°
SSW
198°
SSW
198°
SSW
199°
SSW
199°
SSW
198°
SSW
199°
SSW
201°
SSW
Period4.0 sec.4.0 sec.4.9 sec.5.6 sec.6.6 sec.9.8 sec.9.9 sec.10.0 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 06:00 and will set at 21:01 on the beach(es) of Saint John. The outside temperature will be a high of 67°F t and a low of 52°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 6.2mph km/h (with gusts up to 11.8mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)12°C (53°F)14°C (57°F)18°C (64°F)19°C (67°F)19°C (66°F)17°C (62°F)15°C (58°F)
Perceived temperature11°C (52°F)11°C (53°F)14°C (56°F)18°C (64°F)19°C (67°F)19°C (66°F)17°C (62°F)15°C (58°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%87%76%61%55%57%61%65%
Barometric pressure1018 hPa1018 hPa1019 hPa1020 hPa1020 hPa1020 hPa1020 hPa1021 hPa
Cloud cover14%9%13%19%6%13%19%10%
Heat index12°C (53°F)12°C (53°F)14°C (57°F)18°C (64°F)19°C (67°F)19°C (66°F)17°C (62°F)15°C (58°F)
Dew point10°C (50°F)9°C (49°F)10°C (49°F)10°C (50°F)10°C (50°F)10°C (50°F)9°C (49°F)8°C (47°F)
Wind
Speed8km/h (5mph)4km/h (2mph)5km/h (3mph)3km/h (2mph)8km/h (5mph)10km/h (6mph)6km/h (4mph)4km/h (2mph)
Gusts16km/h (10mph)9km/h (5mph)10km/h (6mph)5km/h (3mph)15km/h (9mph)19km/h (12mph)13km/h (8mph)9km/h (5mph)
Direction 233°
SW
296°
WNW
349°
NNW
309°
NW
205°
SSW
201°
SSW
225°
SW
233°
SW
Wind chill11°C (52°F)11°C (53°F)14°C (56°F)18°C (64°F)19°C (67°F)19°C (66°F)17°C (62°F)15°C (58°F)
Waves
Height1.0m (3.3ft)0.8m (2.6ft)0.6m (2.0ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)
Direction 201°
SSW
201°
SSW
202°
SSW
202°
SSW
202°
SSW
202°
SSW
202°
SSW
203°
SSW
Period8.2 sec.6.2 sec.9.7 sec.9.5 sec.9.3 sec.9.0 sec.8.8 sec.8.6 sec.
Significant height0.9m (3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 06:01 and will set at 21:00 on the beach(es) of Saint John. The outside temperature will be a high of 67°F t and a low of 54°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 6.2mph km/h (with gusts up to 11.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)13°C (55°F)14°C (56°F)17°C (63°F)19°C (66°F)19°C (65°F)17°C (63°F)15°C (60°F)
Perceived temperature13°C (56°F)13°C (55°F)14°C (56°F)17°C (63°F)19°C (66°F)19°C (65°F)17°C (63°F)15°C (60°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%72%74%65%63%65%79%95%
Barometric pressure1021 hPa1021 hPa1021 hPa1020 hPa1018 hPa1016 hPa1014 hPa1013 hPa
Cloud cover6%6%38%100%69%27%75%100%
Heat index13°C (56°F)13°C (55°F)14°C (56°F)17°C (63°F)19°C (66°F)19°C (65°F)17°C (63°F)15°C (60°F)
Dew point8°C (46°F)8°C (46°F)9°C (48°F)11°C (51°F)12°C (53°F)12°C (53°F)13°C (56°F)15°C (58°F)
Wind
Speed2km/h (1mph)1km/h (1mph)3km/h (2mph)7km/h (4mph)10km/h (6mph)8km/h (5mph)5km/h (3mph)5km/h (3mph)
Gusts5km/h (3mph)2km/h (1mph)5km/h (3mph)12km/h (8mph)18km/h (11mph)16km/h (10mph)10km/h (6mph)10km/h (6mph)
Direction 138°
SE
34°
NE
51°
NE
93°
E
94°
E
97°
E
94°
E
52°
NE
Wind chill13°C (56°F)13°C (55°F)14°C (56°F)17°C (63°F)19°C (66°F)19°C (65°F)17°C (63°F)15°C (60°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 203°
SSW
203°
SSW
203°
SSW
203°
SSW
202°
SSW
202°
SSW
202°
SSW
203°
SSW
Period8.4 sec.8.1 sec.7.9 sec.7.7 sec.7.5 sec.7.4 sec.7.5 sec.7.6 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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