Sea weather in Mers-les-Bains in Picardy All the beach weather in Mers-les-Bains

All the essential weather information for enjoying the beach in Mers-les-Bains in Picardy, 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 Mers-les-Bains over the next 7 days?

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

Date Outside temp. Our opinion
Saturday 18 July 202659°F to 68°Fdiscouraged
Sunday 19 July 202658°F to 67°Fdiscouraged
Monday 20 July 202654°F to 67°Fdiscouraged
Tuesday 21 July 202658°F to 68°Fdiscouraged
Wednesday 22 July 202658°F to 67°Fdiscouraged
Thursday 23 July 202659°F to 63°Fdiscouraged
Friday 24 July 202658°F to 68°Frecommended

Sea Weather: Your daily and hourly sea weather in Mers-les-Bains

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 06:05 and will set at 21:56 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 68°F t and a low of 59°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 25.5mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)16°C (62°F)17°C (63°F)20°C (67°F)20°C (68°F)19°C (65°F)19°C (67°F)18°C (64°F)
Perceived temperature17°C (63°F)16°C (62°F)17°C (63°F)20°C (67°F)20°C (68°F)19°C (65°F)19°C (67°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%79%70%64%67%66%52%65%
Barometric pressure1018 hPa1017 hPa1017 hPa1018 hPa1018 hPa1018 hPa1018 hPa1019 hPa
Cloud cover14%13%20%20%12%5%4%5%
Heat index17°C (63°F)16°C (62°F)17°C (63°F)20°C (67°F)20°C (68°F)19°C (65°F)19°C (67°F)18°C (64°F)
Dew point15°C (58°F)13°C (55°F)12°C (53°F)12°C (54°F)14°C (57°F)12°C (54°F)9°C (49°F)11°C (53°F)
Wind
Speed1km/h (0mph)7km/h (4mph)6km/h (4mph)9km/h (6mph)17km/h (11mph)24km/h (15mph)31km/h (19mph)26km/h (16mph)
Gusts1km/h (1mph)15km/h (9mph)11km/h (7mph)12km/h (7mph)21km/h (13mph)37km/h (23mph)36km/h (23mph)41km/h (25mph)
Direction 349°
N
155°
SSE
193°
SSW
325°
NW
357°
N
10°
N
23°
NNE
46°
NE
Wind chill17°C (63°F)16°C (62°F)17°C (63°F)20°C (67°F)20°C (68°F)19°C (65°F)19°C (67°F)18°C (64°F)
Waves
Height0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (1.0ft)0.3m (1.0ft)0.5m (1.7ft)0.8m (2.8ft)0.9m (3.1ft)
Direction 353°
N
322°
NW
296°
WNW
289°
WNW
286°
WNW
352°
N

N
10°
N
Period3.0 sec.2.7 sec.3.9 sec.4.0 sec.4.0 sec.3.9 sec.4.3 sec.4.2 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)0.8m (2.6ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 06:06 and will set at 21:55 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 67°F t and a low of 58°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 16.8mph km/h (with gusts up to 23.6mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (58°F)14°C (58°F)15°C (60°F)17°C (62°F)16°C (61°F)18°C (64°F)18°C (65°F)17°C (63°F)
Perceived temperature13°C (55°F)13°C (55°F)15°C (60°F)17°C (62°F)16°C (61°F)18°C (64°F)18°C (65°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%78%69%62%60%56%48%55%
Barometric pressure1021 hPa1022 hPa1022 hPa1023 hPa1025 hPa1025 hPa1024 hPa1025 hPa
Cloud cover14%25%87%45%7%47%14%5%
Heat index14°C (58°F)14°C (58°F)15°C (60°F)17°C (62°F)16°C (61°F)18°C (64°F)18°C (65°F)17°C (63°F)
Dew point11°C (52°F)10°C (51°F)10°C (49°F)10°C (49°F)8°C (47°F)9°C (47°F)7°C (45°F)8°C (47°F)
Wind
Speed21km/h (13mph)18km/h (11mph)17km/h (11mph)24km/h (15mph)22km/h (14mph)27km/h (17mph)25km/h (15mph)22km/h (14mph)
Gusts35km/h (21mph)33km/h (20mph)27km/h (17mph)28km/h (17mph)29km/h (18mph)32km/h (20mph)38km/h (24mph)38km/h (24mph)
Direction 49°
NE
40°
NE
27°
NNE

N
358°
N

N
17°
NNE
53°
NE
Wind chill13°C (55°F)13°C (55°F)15°C (60°F)17°C (62°F)16°C (61°F)18°C (64°F)18°C (65°F)17°C (63°F)
Waves
Height0.8m (2.8ft)0.8m (2.7ft)0.7m (2.3ft)0.7m (2.2ft)0.7m (2.5ft)0.9m (3.1ft)0.9m (2.9ft)0.8m (2.7ft)
Direction
N

N

N

N

N

N

N
12°
NNE
Period4.0 sec.4.0 sec.4.0 sec.4.0 sec.4.0 sec.4.0 sec.4.0 sec.4.0 sec.
Significant height0.8m (2.6ft)0.9m (3ft)0.7m (2.3ft)0.9m (3ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 06:07 and will set at 21:54 on the beach(es) of Mers-les-Bains. 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 22.4mph km/h (with gusts up to 32.9mph). 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)12°C (53°F)12°C (54°F)17°C (62°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Perceived temperature11°C (52°F)10°C (51°F)11°C (52°F)17°C (62°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%82%81%64%61%54%64%68%
Barometric pressure1026 hPa1025 hPa1025 hPa1026 hPa1026 hPa1026 hPa1025 hPa1026 hPa
Cloud cover3%0%10%8%66%47%18%43%
Heat index13°C (55°F)12°C (53°F)12°C (54°F)17°C (62°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Dew point9°C (48°F)9°C (48°F)9°C (49°F)10°C (50°F)10°C (50°F)9°C (48°F)11°C (52°F)12°C (53°F)
Wind
Speed17km/h (10mph)11km/h (7mph)12km/h (7mph)17km/h (11mph)24km/h (15mph)33km/h (21mph)36km/h (22mph)27km/h (17mph)
Gusts32km/h (20mph)21km/h (13mph)21km/h (13mph)20km/h (12mph)28km/h (17mph)41km/h (25mph)53km/h (33mph)42km/h (26mph)
Direction 71°
ENE
68°
ENE
50°
NE
36°
NE
358°
N
360°
N
11°
N
33°
NNE
Wind chill11°C (52°F)10°C (51°F)11°C (52°F)17°C (62°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)
Waves
Height0.7m (2.2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.4ft)0.5m (1.7ft)0.9m (2.9ft)1.0m (3.2ft)0.9m (3.0ft)
Direction
N

N

N

N

N

N

N
11°
N
Period4.0 sec.4.4 sec.5.6 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.8m (2.6ft)1.1m (3.6ft)1.2m (3.9ft)1.0m (3.3ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 06:09 and will set at 21:53 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 68°F t and a low of 58°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 16.2mph km/h (with gusts up to 26.1mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature15°C (59°F)14°C (57°F)14°C (57°F)18°C (64°F)19°C (65°F)17°C (63°F)16°C (61°F)18°C (64°F)
Perceived temperature14°C (57°F)13°C (55°F)13°C (55°F)18°C (64°F)19°C (65°F)17°C (63°F)16°C (61°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%77%78%63%56%61%53%58%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1028 hPa1027 hPa1026 hPa1026 hPa
Cloud cover19%4%7%38%4%2%0%4%
Heat index15°C (59°F)14°C (57°F)14°C (57°F)18°C (64°F)19°C (65°F)17°C (63°F)16°C (61°F)18°C (64°F)
Dew point11°C (53°F)10°C (50°F)10°C (50°F)11°C (51°F)10°C (49°F)10°C (49°F)6°C (43°F)10°C (49°F)
Wind
Speed20km/h (13mph)18km/h (11mph)18km/h (11mph)23km/h (14mph)26km/h (16mph)26km/h (16mph)26km/h (16mph)15km/h (9mph)
Gusts34km/h (21mph)32km/h (20mph)32km/h (20mph)26km/h (16mph)35km/h (22mph)42km/h (26mph)27km/h (17mph)31km/h (19mph)
Direction 40°
NE
38°
NE
39°
NE
29°
NNE

N
356°
N

N
18°
NNE
Wind chill14°C (57°F)13°C (55°F)13°C (55°F)18°C (64°F)19°C (65°F)17°C (63°F)16°C (61°F)18°C (64°F)
Waves
Height0.7m (2.3ft)0.6m (1.9ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.7ft)0.7m (2.2ft)0.8m (2.8ft)0.6m (2.1ft)
Direction
N

N

N

N

N

N

N

N
Period5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 06:10 and will set at 21:51 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 67°F t and a low of 58°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 24.2mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature15°C (59°F)15°C (58°F)16°C (60°F)19°C (66°F)18°C (64°F)18°C (65°F)18°C (65°F)17°C (63°F)
Perceived temperature15°C (58°F)15°C (58°F)16°C (60°F)19°C (66°F)18°C (64°F)18°C (65°F)18°C (65°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%64%66%56%72%63%67%71%
Barometric pressure1026 hPa1024 hPa1023 hPa1021 hPa1021 hPa1020 hPa1019 hPa1020 hPa
Cloud cover6%24%27%53%18%11%28%29%
Heat index15°C (59°F)15°C (58°F)16°C (60°F)19°C (66°F)18°C (64°F)18°C (65°F)18°C (65°F)17°C (63°F)
Dew point8°C (46°F)8°C (46°F)9°C (48°F)10°C (50°F)13°C (55°F)11°C (52°F)12°C (54°F)12°C (53°F)
Wind
Speed9km/h (5mph)3km/h (2mph)4km/h (3mph)13km/h (8mph)23km/h (14mph)19km/h (12mph)23km/h (14mph)24km/h (15mph)
Gusts18km/h (11mph)5km/h (3mph)8km/h (5mph)17km/h (10mph)30km/h (19mph)26km/h (16mph)33km/h (21mph)39km/h (24mph)
Direction 69°
ENE
34°
NE
156°
SSE
253°
WSW
290°
WNW
303°
WNW
109°
ESE
29°
NNE
Wind chill15°C (58°F)15°C (58°F)16°C (60°F)19°C (66°F)18°C (64°F)18°C (65°F)18°C (65°F)17°C (63°F)
Waves
Height0.4m (1.5ft)0.4m (1.2ft)0.3m (1.0ft)0.2m (0.8ft)0.2m (0.6ft)0.2m (0.7ft)0.3m (1.0ft)0.4m (1.3ft)
Direction
N

N

N

N
10°
N
213°
SSW
286°
WNW
280°
W
Period3.9 sec.3.9 sec.4.7 sec.5.4 sec.4.9 sec.5.1 sec.5.6 sec.4.3 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 06:11 and will set at 21:50 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 63°F t and a low of 59°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 16.8mph km/h (with gusts up to 24.9mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (61°F)15°C (59°F)15°C (58°F)16°C (60°F)17°C (62°F)17°C (63°F)17°C (62°F)17°C (62°F)
Perceived temperature16°C (61°F)14°C (57°F)13°C (55°F)15°C (59°F)17°C (62°F)17°C (63°F)17°C (62°F)17°C (62°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%72%75%70%63%59%62%71%
Barometric pressure1021 hPa1020 hPa1021 hPa1022 hPa1023 hPa1023 hPa1023 hPa1024 hPa
Cloud cover14%41%79%79%77%30%5%5%
Heat index16°C (61°F)15°C (59°F)15°C (58°F)16°C (60°F)17°C (62°F)17°C (63°F)17°C (62°F)17°C (62°F)
Dew point10°C (51°F)10°C (50°F)10°C (51°F)10°C (50°F)10°C (49°F)9°C (49°F)9°C (49°F)11°C (52°F)
Wind
Speed25km/h (16mph)27km/h (17mph)27km/h (17mph)26km/h (16mph)25km/h (16mph)22km/h (14mph)20km/h (12mph)18km/h (11mph)
Gusts40km/h (25mph)40km/h (25mph)37km/h (23mph)33km/h (20mph)31km/h (19mph)31km/h (19mph)33km/h (21mph)33km/h (21mph)
Direction 18°
NNE
232°
SW
347°
NNW
350°
N
353°
N
121°
ESE
231°
SW
133°
SE
Wind chill16°C (61°F)14°C (57°F)13°C (55°F)15°C (59°F)17°C (62°F)17°C (63°F)17°C (62°F)17°C (62°F)
Waves
Height0.5m (1.6ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.5m (1.6ft)
Direction 290°
WNW
329°
NNW
352°
N
119°
ESE
240°
WSW
123°
ESE

N

N
Period3.7 sec.3.9 sec.4.0 sec.3.9 sec.3.8 sec.3.8 sec.4.3 sec.5.9 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 06:12 and will set at 21:49 on the beach(es) of Mers-les-Bains. The outside temperature will be a high of 68°F t and a low of 58°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 8.1mph 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 temperature15°C (60°F)14°C (58°F)15°C (59°F)18°C (64°F)19°C (66°F)19°C (67°F)19°C (66°F)17°C (63°F)
Perceived temperature15°C (59°F)14°C (58°F)15°C (60°F)18°C (64°F)19°C (66°F)19°C (67°F)19°C (66°F)17°C (63°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%85%84%68%58%56%54%61%
Barometric pressure1025 hPa1025 hPa1025 hPa1024 hPa1024 hPa1023 hPa1021 hPa1020 hPa
Cloud cover4%10%9%4%7%69%37%7%
Heat index15°C (60°F)14°C (58°F)15°C (59°F)18°C (64°F)19°C (66°F)19°C (67°F)19°C (66°F)17°C (63°F)
Dew point12°C (53°F)12°C (53°F)12°C (54°F)12°C (53°F)11°C (51°F)11°C (51°F)9°C (48°F)10°C (49°F)
Wind
Speed12km/h (7mph)6km/h (4mph)5km/h (3mph)8km/h (5mph)12km/h (8mph)13km/h (8mph)8km/h (5mph)6km/h (4mph)
Gusts21km/h (13mph)12km/h (7mph)9km/h (6mph)9km/h (6mph)16km/h (10mph)17km/h (11mph)13km/h (8mph)13km/h (8mph)
Direction 43°
NE
38°
NE
62°
ENE
28°
NNE
228°
SW
325°
NW
303°
WNW
263°
W
Wind chill15°C (59°F)14°C (58°F)15°C (60°F)18°C (64°F)19°C (66°F)19°C (67°F)19°C (66°F)17°C (63°F)
Waves
Height0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)
Direction
N

N

N
10°
N

N
241°
WSW
122°
ESE

N
Period4.6 sec.3.7 sec.3.7 sec.5.5 sec.6.4 sec.6.4 sec.6.4 sec.4.1 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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