Sea weather in Vannes in Brittany All the beach weather in Vannes

All the essential weather information for enjoying the beach in Vannes in Brittany, 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 Vannes over the next 7 days?

Discover the best moment to go to the beach in Vannes in Brittany this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Vannes. 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 202554°F to 56°Fdiscouraged
Tuesday 16 December 202545°F to 54°Fdiscouraged
Wednesday 17 December 202543°F to 49°Frecommended
Thursday 18 December 202550°F to 56°Fnot recommended
Friday 19 December 202545°F to 52°Fdiscouraged
Saturday 20 December 202547°F to 52°Fdiscouraged
Sunday 21 December 202545°F to 52°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Vannes

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 08:53 and will set at 17:20 on the beach(es) of Vannes. The outside temperature will be a high of 56°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 19.3mph km/h (with gusts up to 28.6mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)
Perceived temperature10°C (50°F)10°C (50°F)10°C (49°F)10°C (49°F)10°C (50°F)10°C (51°F)10°C (49°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%82%90%91%85%81%87%84%
Barometric pressure1014 hPa1012 hPa1010 hPa1009 hPa1008 hPa1006 hPa1004 hPa1005 hPa
Cloud cover93%82%51%30%79%71%100%73%
Heat index13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)
Dew point9°C (48°F)10°C (49°F)11°C (51°F)11°C (51°F)10°C (50°F)9°C (49°F)10°C (50°F)9°C (49°F)
Wind
Speed31km/h (19mph)26km/h (16mph)27km/h (17mph)26km/h (16mph)27km/h (17mph)23km/h (14mph)25km/h (15mph)19km/h (12mph)
Gusts46km/h (28mph)39km/h (24mph)41km/h (25mph)40km/h (25mph)43km/h (27mph)38km/h (24mph)41km/h (25mph)33km/h (21mph)
Direction 194°
SSW
191°
S
190°
S
189°
S
184°
S
174°
S
176°
S
186°
S
Wind chill10°C (50°F)10°C (50°F)10°C (49°F)10°C (49°F)10°C (50°F)10°C (51°F)10°C (49°F)10°C (50°F)
Waves
Height0.9m (3.0ft)1.0m (3.2ft)1.0m (3.4ft)0.9m (3.1ft)0.9m (3.1ft)0.8m (2.7ft)0.8m (2.8ft)1.0m (3.2ft)
Direction 185°
S
188°
S
188°
S
213°
SSW
213°
SSW
212°
SSW
208°
SSW
207°
SSW
Period14.2 sec.14.2 sec.14.2 sec.14.2 sec.14.2 sec.13.6 sec.13.4 sec.13.3 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)1.1m (3.6ft)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 Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 08:54 and will set at 17:20 on the beach(es) of Vannes. The outside temperature will be a high of 54°F t and a low of 45°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 16.2mph km/h (with gusts up to 23mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (54°F)11°C (52°F)11°C (52°F)11°C (51°F)9°C (49°F)9°C (48°F)9°C (48°F)8°C (46°F)
Perceived temperature11°C (53°F)11°C (51°F)11°C (52°F)8°C (47°F)6°C (43°F)6°C (43°F)6°C (42°F)5°C (40°F)
Precipitation0in0in0in0in0.1in0in0in0in
Humidity82%89%91%91%89%83%80%84%
Barometric pressure1005 hPa1005 hPa1006 hPa1008 hPa1012 hPa1013 hPa1015 hPa1018 hPa
Cloud cover92%100%100%100%100%99%21%14%
Heat index12°C (54°F)11°C (52°F)11°C (52°F)11°C (51°F)9°C (49°F)9°C (48°F)9°C (48°F)8°C (46°F)
Dew point9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)8°C (46°F)6°C (44°F)5°C (42°F)5°C (41°F)
Wind
Speed9km/h (6mph)8km/h (5mph)5km/h (3mph)18km/h (11mph)26km/h (16mph)22km/h (13mph)20km/h (13mph)18km/h (11mph)
Gusts15km/h (9mph)12km/h (8mph)7km/h (4mph)26km/h (16mph)37km/h (23mph)32km/h (20mph)35km/h (21mph)31km/h (19mph)
Direction 197°
SSW
212°
SSW
71°
ENE
357°
N

N
10°
N
358°
N
351°
N
Wind chill11°C (53°F)11°C (51°F)11°C (52°F)8°C (47°F)6°C (43°F)6°C (43°F)6°C (42°F)5°C (40°F)
Waves
Height0.9m (3.0ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2.0ft)0.5m (1.8ft)0.6m (1.9ft)0.7m (2.2ft)
Direction 209°
SSW
213°
SSW
230°
SW
231°
SW
231°
SW
231°
SW
231°
SW
231°
SW
Period13.4 sec.10.2 sec.10.2 sec.13.8 sec.10.1 sec.10.1 sec.14.2 sec.14.2 sec.
Significant height1.2m (3.9ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)1.0m (3.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 08:54 and will set at 17:20 on the beach(es) of Vannes. The outside temperature will be a high of 49°F t and a low of 43°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 18.6mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)7°C (45°F)7°C (44°F)6°C (43°F)7°C (45°F)9°C (48°F)8°C (46°F)9°C (48°F)
Perceived temperature5°C (40°F)4°C (40°F)4°C (40°F)5°C (41°F)7°C (45°F)8°C (46°F)6°C (43°F)6°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%84%86%82%74%71%77%77%
Barometric pressure1020 hPa1021 hPa1022 hPa1024 hPa1025 hPa1023 hPa1022 hPa1022 hPa
Cloud cover8%2%0%3%6%31%29%53%
Heat index7°C (45°F)7°C (45°F)7°C (44°F)6°C (43°F)7°C (45°F)9°C (48°F)8°C (46°F)9°C (48°F)
Dew point4°C (40°F)5°C (40°F)4°C (40°F)4°C (38°F)3°C (37°F)4°C (39°F)4°C (39°F)5°C (42°F)
Wind
Speed15km/h (9mph)14km/h (9mph)12km/h (7mph)7km/h (4mph)0km/h (0mph)8km/h (5mph)12km/h (8mph)18km/h (11mph)
Gusts26km/h (16mph)24km/h (15mph)21km/h (13mph)13km/h (8mph)1km/h (0mph)12km/h (7mph)22km/h (14mph)30km/h (19mph)
Direction
N
356°
N
357°
N
19°
NNE
129°
SE
201°
SSW
183°
S
186°
S
Wind chill5°C (40°F)4°C (40°F)4°C (40°F)5°C (41°F)7°C (45°F)8°C (46°F)6°C (43°F)6°C (44°F)
Waves
Height0.6m (1.9ft)0.5m (1.8ft)0.5m (1.6ft)0.4m (1.5ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)
Direction 231°
SW
230°
SW
230°
SW
231°
SW
231°
SW
231°
SW
231°
SW
231°
SW
Period14.2 sec.14.2 sec.14.1 sec.14.0 sec.13.9 sec.13.7 sec.13.4 sec.13.2 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 08:55 and will set at 17:21 on the beach(es) of Vannes. The outside temperature will be a high of 56°F t and a low of 50°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 29.2mph km/h (with gusts up to 29.8mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)10°C (51°F)11°C (52°F)12°C (53°F)13°C (55°F)13°C (55°F)11°C (53°F)12°C (54°F)
Perceived temperature7°C (45°F)7°C (45°F)8°C (46°F)9°C (48°F)9°C (49°F)10°C (49°F)8°C (46°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity77%79%82%87%89%87%91%86%
Barometric pressure1021 hPa1019 hPa1016 hPa1013 hPa1011 hPa1008 hPa1007 hPa1009 hPa
Cloud cover26%55%70%63%60%100%100%67%
Heat index10°C (49°F)10°C (51°F)11°C (52°F)12°C (53°F)13°C (55°F)13°C (55°F)11°C (53°F)12°C (54°F)
Dew point6°C (43°F)7°C (44°F)8°C (46°F)10°C (50°F)11°C (51°F)11°C (51°F)10°C (50°F)10°C (50°F)
Wind
Speed20km/h (13mph)24km/h (15mph)28km/h (18mph)34km/h (21mph)41km/h (26mph)41km/h (25mph)47km/h (29mph)34km/h (21mph)
Gusts34km/h (21mph)40km/h (25mph)45km/h (28mph)39km/h (24mph)45km/h (28mph)43km/h (27mph)48km/h (30mph)40km/h (25mph)
Direction 202°
SSW
180°
S
179°
S
174°
S
178°
S
185°
S
191°
SSW
240°
WSW
Wind chill7°C (45°F)7°C (45°F)8°C (46°F)9°C (48°F)9°C (49°F)10°C (49°F)8°C (46°F)9°C (49°F)
Waves
Height0.4m (1.4ft)0.5m (1.8ft)0.7m (2.4ft)1.0m (3.3ft)1.3m (4.1ft)1.4m (4.5ft)1.4m (4.5ft)1.6m (5.1ft)
Direction 232°
SW
232°
SW
173°
S
206°
SSW
207°
SSW
208°
SSW
210°
SSW
212°
SSW
Period12.9 sec.12.7 sec.12.5 sec.12.4 sec.12.0 sec.12.0 sec.12.0 sec.12.0 sec.
Significant height0.7m (2.3ft)0.9m (3ft)1.1m (3.6ft)1.4m (4.6ft)1.6m (5.2ft)1.5m (4.9ft)1.4m (4.6ft)1.8m (5.9ft)
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 Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 08:56 and will set at 17:21 on the beach(es) of Vannes. The outside temperature will be a high of 52°F t and a low of 45°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 21.1mph km/h (with gusts up to 31.1mph). Wave height will be up to 8.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)11°C (51°F)9°C (47°F)8°C (47°F)9°C (49°F)10°C (49°F)8°C (46°F)8°C (47°F)
Perceived temperature8°C (46°F)8°C (46°F)6°C (42°F)6°C (44°F)8°C (47°F)8°C (46°F)6°C (43°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%76%78%71%65%66%70%71%
Barometric pressure1011 hPa1013 hPa1016 hPa1019 hPa1021 hPa1021 hPa1022 hPa1023 hPa
Cloud cover100%74%11%6%47%31%13%24%
Heat index11°C (52°F)11°C (51°F)9°C (47°F)8°C (47°F)9°C (49°F)10°C (49°F)8°C (46°F)8°C (47°F)
Dew point7°C (45°F)7°C (44°F)5°C (41°F)3°C (38°F)3°C (37°F)4°C (38°F)3°C (37°F)3°C (38°F)
Wind
Speed34km/h (21mph)27km/h (17mph)19km/h (12mph)10km/h (6mph)7km/h (4mph)11km/h (7mph)10km/h (6mph)8km/h (5mph)
Gusts50km/h (31mph)41km/h (25mph)31km/h (19mph)17km/h (11mph)10km/h (6mph)17km/h (10mph)19km/h (12mph)15km/h (9mph)
Direction 255°
WSW
274°
W
318°
NW
316°
NW
297°
WNW
262°
W
267°
W
240°
WSW
Wind chill8°C (46°F)8°C (46°F)6°C (42°F)6°C (44°F)8°C (47°F)8°C (46°F)6°C (43°F)7°C (44°F)
Waves
Height1.2m (4.0ft)2.2m (7.3ft)2.4m (8.0ft)2.6m (8.5ft)2.6m (8.5ft)2.5m (8.2ft)2.3m (7.5ft)2.1m (6.9ft)
Direction 227°
SW
232°
SW
232°
SW
230°
SW
230°
SW
232°
SW
233°
SW
233°
SW
Period6.0 sec.17.4 sec.17.3 sec.17.5 sec.17.3 sec.16.5 sec.16.0 sec.15.7 sec.
Significant height1.3m (4.3ft)0.5m (1.6ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 08:56 and will set at 17:22 on the beach(es) of Vannes. The outside temperature will be a high of 52°F t and a low of 47°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 20.5mph km/h (with gusts up to 28.6mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (47°F)9°C (47°F)9°C (47°F)9°C (48°F)10°C (50°F)10°C (51°F)11°C (51°F)11°C (51°F)
Perceived temperature8°C (46°F)7°C (44°F)6°C (43°F)6°C (43°F)7°C (45°F)7°C (45°F)7°C (45°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%74%75%74%68%67%71%75%
Barometric pressure1022 hPa1021 hPa1019 hPa1018 hPa1016 hPa1013 hPa1010 hPa1009 hPa
Cloud cover30%29%41%52%46%58%89%100%
Heat index9°C (47°F)9°C (47°F)9°C (47°F)9°C (48°F)10°C (50°F)10°C (51°F)11°C (51°F)11°C (51°F)
Dew point4°C (39°F)4°C (39°F)4°C (40°F)5°C (40°F)4°C (40°F)5°C (40°F)5°C (42°F)7°C (44°F)
Wind
Speed7km/h (4mph)10km/h (6mph)15km/h (9mph)19km/h (12mph)25km/h (15mph)29km/h (18mph)31km/h (19mph)33km/h (21mph)
Gusts12km/h (8mph)17km/h (11mph)26km/h (16mph)32km/h (20mph)38km/h (24mph)45km/h (28mph)40km/h (25mph)46km/h (28mph)
Direction 218°
SW
206°
SSW
200°
SSW
204°
SSW
204°
SSW
198°
SSW
190°
S
192°
SSW
Wind chill8°C (46°F)7°C (44°F)6°C (43°F)6°C (43°F)7°C (45°F)7°C (45°F)7°C (45°F)7°C (45°F)
Waves
Height1.9m (6.2ft)1.7m (5.6ft)1.6m (5.2ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)
Direction 235°
SW
236°
SW
236°
WSW
237°
WSW
238°
WSW
239°
WSW
239°
WSW
239°
WSW
Period15.5 sec.15.0 sec.14.6 sec.14.4 sec.14.1 sec.13.7 sec.13.4 sec.13.2 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 08:57 and will set at 17:22 on the beach(es) of Vannes. The outside temperature will be a high of 52°F t and a low of 45°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 19.9mph km/h (with gusts up to 29.8mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (51°F)9°C (47°F)7°C (45°F)7°C (44°F)8°C (47°F)10°C (49°F)9°C (47°F)8°C (46°F)
Perceived temperature7°C (45°F)5°C (41°F)4°C (39°F)5°C (41°F)7°C (44°F)8°C (46°F)6°C (43°F)6°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%87%86%83%75%66%75%83%
Barometric pressure1007 hPa1007 hPa1007 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover100%100%92%76%53%38%54%53%
Heat index11°C (51°F)9°C (47°F)7°C (45°F)7°C (44°F)8°C (47°F)10°C (49°F)9°C (47°F)8°C (46°F)
Dew point7°C (45°F)6°C (44°F)5°C (41°F)4°C (40°F)4°C (39°F)4°C (38°F)4°C (40°F)5°C (41°F)
Wind
Speed32km/h (20mph)28km/h (17mph)21km/h (13mph)10km/h (6mph)9km/h (6mph)13km/h (8mph)15km/h (9mph)11km/h (7mph)
Gusts48km/h (30mph)39km/h (24mph)28km/h (17mph)15km/h (9mph)13km/h (8mph)21km/h (13mph)25km/h (16mph)19km/h (12mph)
Direction 197°
SSW
270°
W
318°
NW
292°
WNW
237°
WSW
229°
SW
248°
WSW
298°
WNW
Wind chill7°C (45°F)5°C (41°F)4°C (39°F)5°C (41°F)7°C (44°F)8°C (46°F)6°C (43°F)6°C (42°F)
Waves
Height1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 239°
WSW
239°
WSW
240°
WSW
241°
WSW
242°
WSW
242°
WSW
243°
WSW
243°
WSW
Period12.7 sec.12.2 sec.12.2 sec.8.8 sec.10.5 sec.12.1 sec.12.1 sec.12.0 sec.
Significant height0.5m (1.6ft)0.8m (2.6ft)1.1m (3.6ft)1.2m (3.9ft)0.7m (2.3ft)0.5m (1.6ft)1.2m (3.9ft)1.5m (4.9ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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