Weather in January
In Arzon, France, the average seawater temperature in January is 9.8°C (49.6°F). Note: Swimming in 9.8°C (49.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in January »
Weather in February
The month with the coldest seawater in Arzon, France, is February, with an average sea temperature of 9.5°C (49.1°F). Note: Being in 9.5°C (49.1°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance. Weather in February »
Weather in March
In Arzon, France, in March, the average water temperature is 9.8°C (49.6°F). Note: With the appropriate swimsuit, one can swim in 9.8°C (49.6°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. Weather in March »
Weather in April
In Arzon, France, the average seawater temperature in April is 11.8°C (53.2°F). Note: Swimming in 11.8°C (53.2°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 Arzon, France, in May, the average water temperature is 14.2°C (57.6°F). Note: In 14.2°C (57.6°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F). Weather in May »
Weather in June
In June, the average sea temperature in Arzon, France, is 16.3°C (61.3°F). Note: For the majority of people, swimming in water at 16.3°C (61.3°F) is not enjoyable. Weather in June »
Weather in July
In Arzon, France, in July, the average water temperature is 17.4°C (63.3°F). Note: Most people find swimming in 17.4°C (63.3°F) unenjoyable. As the water temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes harder. Weather in July »
Weather in August
August is the month with the warmest seawater in Arzon, France, with an average sea temperature of 18.3°C (64.9°F). Note: Swimming in 18.3°C (64.9°F) is not enjoyable for the majority. Weather in August »
Weather in September
In Arzon, France, the average seawater temperature in September is 18.2°C (64.8°F). Note: The majority of individuals do not enjoy swimming in water that is 18.2°C (64.8°F). Weather in September »
Weather in October
In Arzon, France, in October, the average water temperature is 16.8°C (62.2°F). Note: In 16.8°C (62.2°F), swimming is not an enjoyable activity for most. Weather in October »
Weather in November
In November, the average sea temperature in Arzon, France, is 15.2°C (59.4°F). Note: In 15.2°C (59.4°F), swimming is not an enjoyable activity for most. Weather in November »
Weather in December
In Arzon, France, in December, the average water temperature is 12.4°C (54.3°F). Note: Swimming in 12.4°C (54.3°F) is considered life-threatening. Weather in December »
[Resources]Frequently asked questions
When is the sea coldest in Arzon?
The month with the coldest seawater is February, with an average sea temperature of 9.5°C (49.1°F).
When are the longest days in Arzon?
The month with the longest days in Arzon is June, with an average of 15h and 54min of daylight.
When is the sea warmest in Arzon?
August is the month with the warmest seawater in Arzon, with an average sea temperature of 18.3°C (64.9°F).
When is Daylight Saving Time (DST) in Arzon?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Arzon, 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 Arzon?
With an average of 8h and 30min of daylight, December has the shortest days of the year in Arzon, France.
Average sea temperature
Arzon, France
The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is February (9.5°C).
Average daylight
Arzon, 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 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
Arzon, France
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