Weather in January
In Douarnenez, France, in January, the average water temperature is 10.9°C (51.6°F). Note: Caution: 10.9°C (51.6°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in January »
Weather in February
In Douarnenez, France, in February, the average water temperature is 10.4°C (50.7°F). Note: It is advised against swimming in 10.4°C (50.7°F) when it drops below 10°C (50°F). Weather in February »
Weather in March
The month with the coldest seawater in Douarnenez, France, is March, with an average sea temperature of 10.2°C (50.4°F). Note: Taking a dip in 10.2°C (50.4°F) can be perilous. Weather in March »
Weather in April
In April, the average sea temperature in Douarnenez, France, is 11.5°C (52.7°F). Note: Taking a dip in 11.5°C (52.7°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation. Weather in April »
Weather in May
In Douarnenez, France, in May, the average water temperature is 13.2°C (55.8°F). Note: Beware when you're in 13.2°C (55.8°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition. Weather in May »
Weather in June
In June, the average sea temperature in Douarnenez, France, is 14.8°C (58.6°F). Note: It is advised against swimming in 14.8°C (58.6°F) when it drops below 10°C (50°F). Weather in June »
Weather in July
In Douarnenez, France, in July, the average water temperature is 16.3°C (61.3°F). Note: Swimming in 16.3°C (61.3°F) is not a pleasurable activity for the majority of people. Weather in July »
Weather in August
With an average sea temperature of 16.9°C (62.4°F), August is the month with the warmest seawater in Douarnenez, France. Note: Swimming in water at 16.9°C (62.4°F) is not a pleasing experience for the majority. Weather in August »
Weather in September
In September, the average sea temperature in Douarnenez, France, is 16.6°C (61.9°F). Note: The enjoyment of swimming decreases for most when the surface water temperature is 16.6°C (61.9°F). Weather in September »
Weather in October
In Douarnenez, France, the average seawater temperature in October is 15.3°C (59.5°F). Note: Swimming in 15.3°C (59.5°F) does not offer a pleasant experience for most individuals. Weather in October »
Weather in November
In Douarnenez, France, the average seawater temperature in November is 14.3°C (57.7°F). Note: Taking a dip in 14.3°C (57.7°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation. Weather in November »
Weather in December
In December, the average sea temperature in Douarnenez, France, is 12.7°C (54.9°F). Note: While a brief time in 12.7°C (54.9°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state. Weather in December »
[Resources]Frequently asked questions
What month is the sea coldest in Douarnenez?
March is the month with the coldest seawater, with an average sea temperature of 10.2°C (50.4°F).
When are the longest days in Douarnenez?
The month with the longest days in Douarnenez is June, with an average of 16h and 0min of daylight.
What is the month with the warmest sea water in Douarnenez?
August is the month with the warmest seawater, with an average sea temperature of 16.9°C (62.4°F).
When is Daylight Saving Time (DST) in Douarnenez?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Douarnenez, France, 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 Douarnenez?
With an average of 8h and 24min of daylight, December has the shortest days of the year in Douarnenez.
Average sea temperature
Douarnenez, France
The best month for swimming (with the highest average sea temperature) is August (16.9°C).
The coldest month (with the lowest average sea temperature) is March (10.2°C).
Average daylight
Douarnenez, France
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - 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:
16h and 0min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - 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 2min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
Douarnenez, France
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