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Hourly Forecast
Daylight Hours
08:09
Sunrise
19:42
Sunset
Moon
Waning Gibbous
20:10
Moonrise
10:15
Moonset
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View stargazing scoreWeather in Montmartin-sur-Mer today, September 28, 2026
Montmartin-sur-Mer looks damp on September 28, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Wetter spells lean into the morning, when rain odds reach about 94% near 06:00. Skies look heaviest around 06:00, with cover close to 100%.
Temperatures climb from an overnight low near 14°C toward a daytime high of about 17°C. Relative humidity sits between 75% and 95%, reaching its peak around 23:00. Winds stay light, near 4.8 km/h by 15:00, so the day feels still more than breezy.
The second half of the day still looks unsettled, with rain probability around 46% by 20:00. Dense cloud near 100% at 12:00 keeps the feel grey. Visibility holds near 24.0 km, though it can fall to 12.1 km. The sun rises at 08:09 and sets at 19:42, for a total of 11 hours 32 minutes of sunlight today.
Taken together, Montmartin-sur-Mer looks wet enough on September 28, 2026 that flexible outdoor plans work best, with temperatures peaking near 17°C.
Frequently asked questions about weather in Montmartin-sur-Mer
How warm does it get in Montmartin-sur-Mer?
The warmest month in Montmartin-sur-Mer is August, with average high temperatures of 21°C. The average temperature during this period is around 18°C.
How cold does it get in Montmartin-sur-Mer?
The coldest month in Montmartin-sur-Mer is January, with average low temperatures of 5°C. The average temperature during this period is around 7°C.
What is the wettest time of year in Montmartin-sur-Mer?
The wettest month in Montmartin-sur-Mer is January, with an average of 136mm of precipitation.
What is the driest time of year in Montmartin-sur-Mer?
The driest month in Montmartin-sur-Mer is April, with an average of 54mm of precipitation.
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