Weather in January
In Les Moutiers-en-Retz, France, the average seawater temperature in January is 9.9°C (49.8°F). Note: Caution: 9.9°C (49.8°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in January »
Weather in February
With an average sea temperature of 9.7°C (49.5°F), February is the month with the coldest seawater in Les Moutiers-en-Retz, France. Note: In 9.7°C (49.5°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F). Weather in February »
Weather in March
In March, the average sea temperature in Les Moutiers-en-Retz, France, is 9.8°C (49.6°F). Note: Entering waters of 9.8°C (49.6°F) is life-endangering. Weather in March »
Weather in April
In April, the average sea temperature in Les Moutiers-en-Retz, France, is 12°C (53.6°F). Note: It is life-risking to swim in 12°C (53.6°F). Briefly staying in 13°C (55.4°F) waters feels unsettling, and temperatures below 10°C (50°F) might result in cold shock and loss of breath control, hinging on personal endurance. Weather in April »
Weather in May
In May, the average sea temperature in Les Moutiers-en-Retz, France, is 14.4°C (57.9°F). Note: Immersing oneself in 14.4°C (57.9°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped. Weather in May »
Weather in June
In Les Moutiers-en-Retz, France, in June, the average water temperature is 16.9°C (62.4°F). Note: Most people find it challenging to enjoy swimming in water that is 16.9°C (62.4°F). Weather in June »
Weather in July
In Les Moutiers-en-Retz, France, the average seawater temperature in July is 17.9°C (64.2°F). Note: Most people do not find pleasure in swimming when the water temperature is 17.9°C (64.2°F). Weather in July »
Weather in August
August is the month with the warmest seawater in Les Moutiers-en-Retz, France, with an average sea temperature of 18.9°C (66°F). Note: For most, swimming in 18.9°C (66°F) is not a pleasant experience. Weather in August »
Weather in September
In Les Moutiers-en-Retz, France, the average seawater temperature in September is 18.7°C (65.7°F). Note: The majority of individuals find it unpleasurable to swim in 18.7°C (65.7°F). Weather in September »
Weather in October
In Les Moutiers-en-Retz, France, in October, the average water temperature is 17.1°C (62.8°F). Note: Swimming is not an enjoyable activity for the majority when the water is at 17.1°C (62.8°F). Weather in October »
Weather in November
In Les Moutiers-en-Retz, France, in November, the average water temperature is 15.3°C (59.5°F). Note: The majority of individuals find swimming in 15.3°C (59.5°F) to be unenjoyable. Weather in November »
Weather in December
In December, the average sea temperature in Les Moutiers-en-Retz, France, is 12.8°C (55°F). Note: Dipping into 12.8°C (55°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in December »
[Resources]Frequently asked questions
When is the sea coldest in Les Moutiers-en-Retz?
With an average sea temperature of 9.7°C (49.5°F), February is the month with the coldest seawater.
When are the longest days in Les Moutiers-en-Retz?
With an average of 15h and 48min of daylight, June has the longest days of the year in Les Moutiers-en-Retz.
What month is the sea warmest in Les Moutiers-en-Retz?
With an average sea temperature of 18.9°C (66°F), August is the month with the warmest seawater in Les Moutiers-en-Retz, France.
When is Daylight Saving Time (DST) in Les Moutiers-en-Retz?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Les Moutiers-en-Retz, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the month with the shortest days in Les Moutiers-en-Retz?
December has the shortest days of the year in Les Moutiers-en-Retz, France, with an average of 8h and 36min of daylight.
Average sea temperature
Les Moutiers-en-Retz, France
The best month for swimming (with the highest average sea temperature) is August (18.9°C).
The coldest month (with the lowest average sea temperature) is February (9.7°C).
Average daylight
Les Moutiers-en-Retz, France
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 3min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
Les Moutiers-en-Retz, France
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