Sea weather in Tréflez in Brittany All the beach weather in Tréflez

All the essential weather information for enjoying the beach in Tréflez 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 Tréflez over the next 7 days?

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

Date Outside temp. Our opinion
Sunday 14 December 202547°F to 54°Fdiscouraged
Monday 15 December 202552°F to 56°Fdiscouraged
Tuesday 16 December 202549°F to 54°Fdiscouraged
Wednesday 17 December 202547°F to 52°Fdiscouraged
Thursday 18 December 202552°F to 56°Fnot recommended
Friday 19 December 202547°F to 50°Fdiscouraged
Saturday 20 December 202543°F to 47°Frecommended

Sea Weather: Your daily and hourly sea weather in Tréflez

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 09:02 and will set at 17:23 on the beach(es) of Tréflez. The outside temperature will be a high of 54°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 19.3mph km/h (with gusts up to 29.2mph). Wave height will be up to 12.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)8°C (47°F)8°C (47°F)9°C (48°F)11°C (52°F)12°C (54°F)11°C (52°F)12°C (53°F)
Perceived temperature6°C (42°F)6°C (42°F)6°C (42°F)6°C (43°F)9°C (48°F)9°C (49°F)8°C (47°F)9°C (48°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%86%89%90%86%88%92%92%
Barometric pressure1027 hPa1025 hPa1023 hPa1022 hPa1021 hPa1018 hPa1015 hPa1014 hPa
Cloud cover5%18%22%18%51%57%43%85%
Heat index8°C (46°F)8°C (47°F)8°C (47°F)9°C (48°F)11°C (52°F)12°C (54°F)11°C (52°F)12°C (53°F)
Dew point5°C (41°F)6°C (43°F)7°C (44°F)7°C (45°F)9°C (48°F)10°C (50°F)10°C (50°F)10°C (51°F)
Wind
Speed12km/h (8mph)13km/h (8mph)16km/h (10mph)17km/h (11mph)23km/h (14mph)26km/h (16mph)27km/h (17mph)31km/h (19mph)
Gusts22km/h (14mph)24km/h (15mph)29km/h (18mph)30km/h (18mph)34km/h (21mph)40km/h (25mph)34km/h (21mph)47km/h (29mph)
Direction 159°
SSE
163°
SSE
161°
SSE
169°
SSE
182°
S
184°
S
178°
S
177°
S
Wind chill6°C (42°F)6°C (42°F)6°C (42°F)6°C (43°F)9°C (48°F)9°C (49°F)8°C (47°F)9°C (48°F)
Waves
Height2.6m (8.5ft)2.4m (7.9ft)2.3m (7.6ft)2.4m (7.8ft)2.6m (8.5ft)3.8m (12.5ft)3.8m (12.4ft)3.8m (12.3ft)
Direction 275°
W
276°
W
277°
W
278°
W
275°
W
269°
W
268°
W
267°
W
Period14.2 sec.13.6 sec.13.3 sec.13.3 sec.14.7 sec.14.4 sec.14.6 sec.14.7 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 09:03 and will set at 17:23 on the beach(es) of Tréflez. The outside temperature will be a high of 56°F t and a low of 52°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 22.4mph km/h (with gusts up to 31.1mph). Wave height will be up to 12.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)12°C (54°F)12°C (54°F)12°C (54°F)13°C (55°F)12°C (54°F)12°C (53°F)11°C (52°F)
Perceived temperature9°C (48°F)9°C (49°F)10°C (49°F)10°C (49°F)10°C (49°F)9°C (49°F)9°C (48°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%91%92%88%83%85%88%89%
Barometric pressure1012 hPa1009 hPa1007 hPa1005 hPa1005 hPa1004 hPa1003 hPa1004 hPa
Cloud cover67%58%69%67%100%100%96%100%
Heat index12°C (53°F)12°C (54°F)12°C (54°F)12°C (54°F)13°C (55°F)12°C (54°F)12°C (53°F)11°C (52°F)
Dew point11°C (51°F)11°C (52°F)11°C (52°F)11°C (51°F)10°C (50°F)10°C (49°F)10°C (49°F)9°C (49°F)
Wind
Speed31km/h (19mph)30km/h (19mph)29km/h (18mph)32km/h (20mph)36km/h (22mph)32km/h (20mph)25km/h (16mph)26km/h (16mph)
Gusts47km/h (29mph)45km/h (28mph)43km/h (27mph)49km/h (30mph)41km/h (25mph)50km/h (31mph)41km/h (25mph)39km/h (24mph)
Direction 182°
S
188°
S
197°
SSW
187°
S
198°
SSW
203°
SSW
188°
S
186°
S
Wind chill9°C (48°F)9°C (49°F)10°C (49°F)10°C (49°F)10°C (49°F)9°C (49°F)9°C (48°F)8°C (47°F)
Waves
Height3.8m (12.3ft)3.7m (12.1ft)3.6m (12.0ft)3.7m (12.2ft)3.8m (12.5ft)3.5m (11.4ft)3.6m (11.9ft)3.6m (11.8ft)
Direction 267°
W
267°
W
265°
W
264°
W
266°
W
265°
W
267°
W
268°
W
Period14.7 sec.14.6 sec.14.2 sec.13.8 sec.13.5 sec.16.7 sec.17.0 sec.17.0 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)1.2m (3.9ft)1.0m (3.3ft)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 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 09:03 and will set at 17:24 on the beach(es) of Tréflez. The outside temperature will be a high of 54°F t and a low of 49°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 21.8mph km/h (with gusts up to 32.3mph). Wave height will be up to 11.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)11°C (52°F)11°C (51°F)10°C (50°F)9°C (49°F)10°C (51°F)9°C (49°F)9°C (49°F)
Perceived temperature8°C (47°F)9°C (48°F)11°C (51°F)6°C (43°F)6°C (43°F)7°C (45°F)6°C (44°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%86%89%89%83%74%73%78%
Barometric pressure1003 hPa1003 hPa1004 hPa1008 hPa1012 hPa1014 hPa1016 hPa1019 hPa
Cloud cover51%100%83%94%93%68%44%30%
Heat index12°C (53°F)11°C (52°F)11°C (51°F)10°C (50°F)9°C (49°F)10°C (51°F)9°C (49°F)9°C (49°F)
Dew point9°C (49°F)9°C (48°F)9°C (48°F)8°C (47°F)7°C (44°F)6°C (43°F)5°C (41°F)6°C (42°F)
Wind
Speed35km/h (22mph)19km/h (12mph)5km/h (3mph)33km/h (21mph)28km/h (17mph)28km/h (17mph)22km/h (13mph)16km/h (10mph)
Gusts52km/h (32mph)28km/h (18mph)8km/h (5mph)49km/h (30mph)40km/h (25mph)42km/h (26mph)36km/h (23mph)27km/h (17mph)
Direction 174°
S
179°
S
162°
SSE
11°
NNE

N
351°
N
348°
NNW
344°
NNW
Wind chill8°C (47°F)9°C (48°F)11°C (51°F)6°C (43°F)6°C (43°F)7°C (45°F)6°C (44°F)7°C (44°F)
Waves
Height3.5m (11.5ft)3.4m (11.0ft)3.2m (10.5ft)3.1m (10.1ft)3.0m (9.7ft)3.1m (10.3ft)3.0m (10.0ft)2.9m (9.6ft)
Direction 270°
W
271°
W
272°
W
272°
W
272°
W
271°
W
270°
W
269°
W
Period16.2 sec.15.8 sec.15.2 sec.14.8 sec.14.6 sec.14.9 sec.14.8 sec.14.6 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 09:04 and will set at 17:24 on the beach(es) of Tréflez. 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 17.4mph km/h (with gusts up to 26.7mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (49°F)8°C (47°F)8°C (47°F)8°C (47°F)10°C (50°F)11°C (51°F)10°C (50°F)11°C (52°F)
Perceived temperature7°C (45°F)7°C (45°F)7°C (45°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%76%73%72%71%71%76%75%
Barometric pressure1020 hPa1021 hPa1022 hPa1023 hPa1024 hPa1023 hPa1023 hPa1022 hPa
Cloud cover75%16%13%17%62%72%69%100%
Heat index9°C (49°F)8°C (47°F)8°C (47°F)8°C (47°F)10°C (50°F)11°C (51°F)10°C (50°F)11°C (52°F)
Dew point6°C (42°F)4°C (40°F)4°C (39°F)4°C (39°F)5°C (41°F)6°C (42°F)6°C (43°F)7°C (44°F)
Wind
Speed13km/h (8mph)8km/h (5mph)7km/h (4mph)9km/h (6mph)17km/h (10mph)24km/h (15mph)26km/h (16mph)28km/h (17mph)
Gusts22km/h (13mph)14km/h (9mph)12km/h (8mph)16km/h (10mph)24km/h (15mph)37km/h (23mph)43km/h (27mph)42km/h (26mph)
Direction 338°
NNW
332°
NNW
272°
W
209°
SSW
204°
SSW
210°
SSW
204°
SSW
201°
SSW
Wind chill7°C (45°F)7°C (45°F)7°C (45°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)8°C (47°F)
Waves
Height2.8m (9.2ft)2.7m (8.9ft)2.6m (8.5ft)2.4m (8.0ft)2.3m (7.4ft)2.0m (6.7ft)1.9m (6.3ft)2.0m (6.5ft)
Direction 268°
W
267°
W
269°
W
269°
W
269°
W
270°
W
270°
W
273°
W
Period14.4 sec.14.2 sec.13.9 sec.13.5 sec.13.3 sec.13.2 sec.13.1 sec.12.8 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 09:05 and will set at 17:24 on the beach(es) of Tréflez. The outside temperature will be a high of 56°F t and a low of 52°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 28.6mph km/h (with gusts up to 32.3mph). Wave height will be up to 17.1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)12°C (54°F)12°C (54°F)11°C (53°F)11°C (51°F)
Perceived temperature8°C (47°F)8°C (47°F)8°C (46°F)7°C (45°F)9°C (48°F)9°C (48°F)8°C (46°F)8°C (46°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity75%76%79%84%79%85%87%75%
Barometric pressure1021 hPa1020 hPa1017 hPa1014 hPa1012 hPa1009 hPa1009 hPa1011 hPa
Cloud cover75%29%25%70%47%90%100%100%
Heat index11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)12°C (54°F)12°C (54°F)11°C (53°F)11°C (51°F)
Dew point7°C (45°F)7°C (45°F)7°C (45°F)9°C (47°F)9°C (48°F)10°C (49°F)9°C (49°F)7°C (44°F)
Wind
Speed29km/h (18mph)31km/h (19mph)34km/h (21mph)39km/h (24mph)43km/h (27mph)46km/h (29mph)39km/h (24mph)33km/h (20mph)
Gusts44km/h (27mph)46km/h (29mph)52km/h (32mph)43km/h (27mph)44km/h (28mph)47km/h (29mph)49km/h (31mph)49km/h (30mph)
Direction 193°
SSW
186°
S
178°
S
170°
S
175°
S
188°
S
239°
WSW
258°
WSW
Wind chill8°C (47°F)8°C (47°F)8°C (46°F)7°C (45°F)9°C (48°F)9°C (48°F)8°C (46°F)8°C (46°F)
Waves
Height2.2m (7.2ft)3.1m (10.3ft)4.4m (14.5ft)5.0m (16.3ft)5.2m (16.9ft)5.2m (17.1ft)5.1m (16.7ft)4.9m (16.1ft)
Direction 275°
W
272°
W
268°
W
266°
W
265°
W
263°
W
262°
W
263°
W
Period12.5 sec.19.2 sec.20.9 sec.20.8 sec.19.9 sec.19.2 sec.18.8 sec.18.1 sec.
Significant height0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)1.0m (3.3ft)1.3m (4.3ft)1.4m (4.6ft)1.3m (4.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 09:05 and will set at 17:25 on the beach(es) of Tréflez. The outside temperature will be a high of 50°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 21.8mph km/h (with gusts up to 29.8mph). Wave height will be up to 17.4ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (51°F)10°C (51°F)10°C (50°F)10°C (49°F)9°C (47°F)9°C (48°F)9°C (48°F)9°C (47°F)
Perceived temperature7°C (45°F)7°C (44°F)7°C (44°F)6°C (43°F)5°C (40°F)5°C (41°F)5°C (42°F)6°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%66%63%61%76%78%78%77%
Barometric pressure1013 hPa1015 hPa1016 hPa1017 hPa1018 hPa1019 hPa1021 hPa1024 hPa
Cloud cover100%62%42%29%74%66%54%44%
Heat index11°C (51°F)10°C (51°F)10°C (50°F)10°C (49°F)9°C (47°F)9°C (48°F)9°C (48°F)9°C (47°F)
Dew point5°C (42°F)4°C (39°F)3°C (38°F)2°C (36°F)4°C (40°F)5°C (42°F)5°C (41°F)5°C (40°F)
Wind
Speed33km/h (20mph)32km/h (20mph)28km/h (17mph)27km/h (17mph)32km/h (20mph)35km/h (21mph)26km/h (16mph)19km/h (12mph)
Gusts48km/h (30mph)48km/h (30mph)43km/h (27mph)42km/h (26mph)45km/h (28mph)39km/h (24mph)38km/h (24mph)34km/h (21mph)
Direction 260°
W
262°
W
258°
WSW
254°
WSW
244°
WSW
295°
WNW
324°
NW
325°
NW
Wind chill7°C (45°F)7°C (44°F)7°C (44°F)6°C (43°F)5°C (40°F)5°C (41°F)5°C (42°F)6°C (42°F)
Waves
Height4.9m (16.1ft)5.0m (16.4ft)5.0m (16.4ft)5.2m (17.1ft)5.3m (17.4ft)5.3m (17.4ft)5.2m (17.1ft)5.1m (16.7ft)
Direction 264°
W
265°
W
266°
W
262°
W
253°
WSW
249°
WSW
254°
WSW
258°
WSW
Period17.8 sec.17.6 sec.17.4 sec.16.7 sec.17.2 sec.17.0 sec.16.0 sec.15.6 sec.
Significant height1.2m (3.9ft)1.5m (4.9ft)1.6m (5.2ft)1.7m (5.6ft)1.6m (5.2ft)1.2m (3.9ft)1.1m (3.6ft)0.9m (3ft)
Sea water temperature
Water temperature13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 09:06 and will set at 17:25 on the beach(es) of Tréflez. The outside temperature will be a high of 47°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 8.7mph km/h (with gusts up to 14.9mph). Wave height will be up to 16.1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (47°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (45°F)8°C (46°F)6°C (43°F)6°C (43°F)
Perceived temperature6°C (43°F)7°C (44°F)7°C (44°F)5°C (42°F)6°C (42°F)6°C (43°F)4°C (40°F)4°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%73%73%77%72%69%74%80%
Barometric pressure1025 hPa1025 hPa1025 hPa1025 hPa1024 hPa1023 hPa1023 hPa1023 hPa
Cloud cover30%18%7%7%5%4%6%12%
Heat index8°C (47°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (45°F)8°C (46°F)6°C (43°F)6°C (43°F)
Dew point4°C (39°F)3°C (38°F)3°C (37°F)3°C (38°F)3°C (37°F)2°C (36°F)2°C (36°F)3°C (37°F)
Wind
Speed14km/h (9mph)8km/h (5mph)5km/h (3mph)8km/h (5mph)9km/h (6mph)7km/h (4mph)9km/h (6mph)12km/h (7mph)
Gusts24km/h (15mph)14km/h (9mph)9km/h (6mph)14km/h (9mph)16km/h (10mph)13km/h (8mph)19km/h (12mph)22km/h (14mph)
Direction 331°
NNW
345°
NNW
146°
SE
95°
E
131°
SE
149°
SSE
130°
SE
117°
ESE
Wind chill6°C (43°F)7°C (44°F)7°C (44°F)5°C (42°F)6°C (42°F)6°C (43°F)4°C (40°F)4°C (38°F)
Waves
Height4.9m (16.1ft)4.5m (14.8ft)4.0m (13.1ft)3.6m (11.8ft)3.3m (10.8ft)3.0m (9.8ft)2.7m (8.9ft)2.4m (7.9ft)
Direction 263°
W
267°
W
269°
W
271°
W
272°
W
273°
W
273°
W
274°
W
Period14.7 sec.14.2 sec.13.9 sec.13.4 sec.13.1 sec.13.0 sec.12.7 sec.12.3 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)13°C (56°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units