Weather in January
In La Guérinière, France, the average seawater temperature in January is 9.9°C (49.8°F). Note: Swimming in 9.9°C (49.8°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation. Weather in January »
Weather in February
February is the month with the coldest seawater in La Guérinière, France, with an average sea temperature of 9.8°C (49.6°F). Note: Staying in 9.8°C (49.6°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance. Weather in February »
Weather in March
In La Guérinière, France, the average seawater temperature in March is 10.1°C (50.2°F). Note: Staying in 10.1°C (50.2°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance. Weather in March »
Weather in April
In La Guérinière, France, the average seawater temperature in April is 12.5°C (54.5°F). Note: Swimming in 12.5°C (54.5°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina. Weather in April »
Weather in May
In May, the average sea temperature in La Guérinière, France, is 14.8°C (58.6°F). Note: It is risky to swim in 14.8°C (58.6°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation. Weather in May »
Weather in June
In La Guérinière, France, the average seawater temperature in June is 17.3°C (63.1°F). Note: In 17.3°C (63.1°F), swimming is not an enjoyable activity for most. Weather in June »
Weather in July
In July, the average sea temperature in La Guérinière, France, is 18.3°C (64.9°F). Note: Swimming is not a pleasurable activity for the majority in water at 18.3°C (64.9°F). Weather in July »
Weather in August
August is the month with the warmest seawater in La Guérinière, France, with an average sea temperature of 19.1°C (66.4°F). Note: In 19.1°C (66.4°F), swimming is not an enjoyable activity for most. Weather in August »
Weather in September
In September, the average sea temperature in La Guérinière, France, is 18.8°C (65.8°F). Note: Swimming in 18.8°C (65.8°F) is not a pleasurable activity for the majority of people. Weather in September »
Weather in October
In La Guérinière, France, in October, the average water temperature is 17.2°C (63°F). Note: For the majority, swimming in 17.2°C (63°F) does not offer a pleasant experience. Weather in October »
Weather in November
In La Guérinière, France, in November, the average water temperature is 15.4°C (59.7°F). Note: A majority do not enjoy swimming in water at 15.4°C (59.7°F). Weather in November »
Weather in December
In December, the average sea temperature in La Guérinière, France, is 12.8°C (55°F). Note: It is advised against swimming in 12.8°C (55°F) when it drops below 10°C (50°F). Weather in December »
[Resources]Frequently asked questions
What month is the sea coldest in La Guérinière?
February is the month with the coldest seawater in La Guérinière, with an average sea temperature of 9.8°C (49.6°F).
When are the longest days in La Guérinière?
June has the longest days of the year in La Guérinière, with an average of 15h and 48min of daylight.
What is the month with the warmest sea water in La Guérinière?
The month with the warmest seawater is August, with an average sea temperature of 19.1°C (66.4°F).
When is Daylight Saving Time (DST) in La Guérinière?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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 La Guérinière?
With an average of 8h and 36min of daylight, December has the shortest days of the year in La Guérinière, France.
Average sea temperature
La Guérinière, France
The best month for swimming (with the highest average sea temperature) is August (19.1°C).
The coldest month (with the lowest average sea temperature) is February (9.8°C).
Average daylight
La Guérinière, 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).
La Guérinière, France
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