Climate and monthly weather forecastArcachon, France
Climate and monthly weather forecast
Weather in January
January, like December, in Arcachon, France, is a cool winter month, with an average temperature ranging between max 10.5°C (50.9°F) and min 6.5°C (43.7°F). January is the month when Arcachon sees the lowest average temperatures, with a high of 10.5°C (50.9°F) and a low of 6.5°C (43.7°F). Weather in January »Weather in February
February, the last month of the winter in Arcachon, is another cool month, with temperature in the range of an average high of 11.3°C (52.3°F) and an average low of 6°C (42.8°F). The initiation of February records an average high-temperature of a still cool 11.3°C (52.3°F), displaying a near consistency with the previous month. Weather in February »Weather in March
The first month of the spring, March, is a refreshing month in Arcachon, France, with temperature in the range of an average low of 7.8°C (46°F) and an average high of 14.2°C (57.6°F). March's weather displays an average high-temperature of a mild 14.2°C (57.6°F), slightly varied from February's 11.3°C (52.3°F). Weather in March »Weather in April
April is a comfortable spring month in Arcachon, France, with temperature in the range of an average low of 10.1°C (50.2°F) and an average high of 17°C (62.6°F). As Arcachon, France, steps into April, the average high-temperature holds at a comfortable 17°C (62.6°F), hinting at a minor fluctuation from the prior month. Weather in April »Weather in May
The last month of the spring, May, is also an enjoyable month in Arcachon, France, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 12.6°C (54.7°F). May reports an average high-temperature of a still comfortable 19.6°C (67.3°F), slightly varied from April's 17°C (62.6°F). Weather in May »Weather in June
June, the first month of the summer in Arcachon, is an agreeable month, with an average temperature fluctuating between 15.8°C (60.4°F) and 22.8°C (73°F). With the onset of June, Arcachon's weather sees a minor temperature rise, transitioning from a comfortable 19.6°C (67.3°F) in May to a pleasant 22.8°C (73°F). Weather in June »Weather in July
July is a moderately hot summer month in Arcachon, France, with an average temperature fluctuating between 25°C (77°F) and 17.4°C (63.3°F). The average high-temperature for July is a moderately hot 25°C (77°F), closely aligning with the temperature of the preceding month. Weather in July »Weather in August
August, the last month of the summer in Arcachon, is another warm month, with an average temperature ranging between min 17.4°C (63.3°F) and max 25.4°C (77.7°F). With average high temperatures of 25.4°C (77.7°F) and lows of 17.4°C (63.3°F), August is the warmest month. Weather in August »Weather in September
September, the first month of the autumn in Arcachon, is also a moderately hot month, with temperature in the range of an average low of 15.4°C (59.7°F) and an average high of 23.2°C (73.8°F). The high-temperature average in September for Arcachon is a still moderately hot 23.2°C (73.8°F), staying closely aligned with August's conditions. Weather in September »Weather in October
October, like September, in Arcachon, France, is another comfortable autumn month, with an average temperature fluctuating between 19.3°C (66.7°F) and 13.3°C (55.9°F). October sees a slight reduction in average high-temperature, with a shift from a warm 23.2°C (73.8°F) in September to a refreshing 19.3°C (66.7°F). Weather in October »Weather in November
The last month of the autumn, November, is another mild month in Arcachon, France, with an average temperature varying between 10.1°C (50.2°F) and 14.5°C (58.1°F). As October shifts into November, a minor alteration in temperatures is observed, with average highs reducing from 19.3°C (66.7°F) to a still refreshing 14.5°C (58.1°F). Weather in November »Weather in December
The first month of the winter, December, is also a fresh month in Arcachon, France, with an average temperature ranging between min 7.5°C (45.5°F) and max 11.9°C (53.4°F). The onset of December manifests an average high-temperature of a fresh 11.9°C (53.4°F), demonstrating a minor variation from the preceding month. Weather in December »Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is the coldest month, with an average high-temperature of 10.5°C (50.9°F) and an average low-temperature of 6.5°C (43.7°F).
January is the most humid month, with an average relative humidity of 81%.
In Arcachon, France, during the entire year, the rain falls for 160.9 days and collects up to 555mm (21.85") of precipitation.
January, February and December are months with snowfall in Arcachon, France.
In Arcachon, France, during the entire year, snow falls for 1.4 days and aggregates up to 12mm (0.47") of snow.
January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
The month with the most snowfall in Arcachon is February, when snow falls for 0.5 days and typically aggregates up to 9mm (0.35") of snow.
February and March, with an average sea temperature of 12°C (53.6°F), are months with the coldest seawater.
March through November are months without snowfall.
The month with the longest days in Arcachon is June, with an average of 15h and 30min of daylight.
The months with the highest UV index in Arcachon, France, are June and July, with an average maximum UV index of 6.
With an average of 10.2h of sunshine, July has the most sunshine of the year in Arcachon.
Arcachon's August weather, marked by an average high temperature of 25.4°C (77.7°F) and an average low temperature of 17.4°C (63.3°F), is the warmest in the year.
August and September, with an average relative humidity of 71%, are the least humid months in Arcachon.
The months with the least rainfall in Arcachon, France, are August and September Rain falls for 11.3 days and accumulates 29mm (1.14") of rain.
The month with the warmest seawater is August, with an average sea temperature of 22°C (71.6°F).
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Arcachon, 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.
November is the month with the most rainfall in Arcachon, France. Rain falls for 17.1 days and accumulates 89mm (3.5") of precipitation.
November and December, with an average of 4.9h of sunshine, are months with the least sunshine.
The month with the shortest days in Arcachon, France, is December, with an average of 8h and 54min of daylight.
Average temperature
Arcachon, France
The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (10.5°C).
The months with the highest average low temperature are July and August (17.4°C).
The coldest month (with the lowest average low temperature) is February (6°C).
Average pressure
Arcachon, France
- Average pressure in January:
1019.8mbar - Average pressure in February:
1018.3mbar - Average pressure in March:
1017.4mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1017.4mbar - Average pressure in June:
1017.3mbar
- Average pressure in July:
1017.9mbar - Average pressure in August:
1017.9mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1016.9mbar - Average pressure in November:
1015mbar - Average pressure in December:
1021mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is November (1015mbar).
Average wind speed
Arcachon, France
- Average wind speed in January:
15.3km/h - Average wind speed in February:
15.4km/h - Average wind speed in March:
14.8km/h - Average wind speed in April:
12.8km/h - Average wind speed in May:
13.1km/h - Average wind speed in June:
12.4km/h
- Average wind speed in July:
11.7km/h - Average wind speed in August:
11km/h - Average wind speed in September:
11.5km/h - Average wind speed in October:
12.2km/h - Average wind speed in November:
15.1km/h - Average wind speed in December:
15.1km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity
Arcachon, France
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are August and September (71%).
Average rainfall
Arcachon, France
The wettest month (with the highest rainfall) is November (89mm).
The driest months (with the least rainfall) are August and September (29mm).
Average rainfall days
Arcachon, France
- Average rainfall days in January:
15.6 days - Average rainfall days in February:
11.2 days - Average rainfall days in March:
14 days - Average rainfall days in April:
13.1 days - Average rainfall days in May:
15 days - Average rainfall days in June:
13.3 days
- Average rainfall days in July:
13.8 days - Average rainfall days in August:
11.3 days - Average rainfall days in September:
10.4 days - Average rainfall days in October:
12.1 days - Average rainfall days in November:
17.1 days - Average rainfall days in December:
14 days
The month with the highest number of rainy days is November (17.1 days).
The month with the least rainy days is September (10.4 days).
Average snowfall
Arcachon, France
The month with the highest snowfall is February (9mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Arcachon, France
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.5 days - Average snowfall days in March:
0.3 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature
Arcachon, France
The best month for swimming (with the highest average sea temperature) is August (22°C).
The coldest months (with the lowest average sea temperature) are February and March (12°C).
Average daylight / Average sunshine
Arcachon, France
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 12min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
6h and 48min - Average sunshine in March:
7h and 6min - Average sunshine in April:
7h and 42min - Average sunshine in May:
9h and 24min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
10h and 12min - Average sunshine in August:
9h and 18min - Average sunshine in September:
8h and 36min - Average sunshine in October:
7h and 42min - Average sunshine in November:
4h and 54min - Average sunshine in December:
4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are November and December (Average sunshine: 4h and 54min).
Average sunshine days
Arcachon, France
- Average sunshine days in January:
14.2 days - Average sunshine days in February:
15.8 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
15.5 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
14.5 days - Average sunshine days in August:
17.1 days - Average sunshine days in September:
17.8 days - Average sunshine days in October:
16.6 days - Average sunshine days in November:
11.4 days - Average sunshine days in December:
15.4 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is November (11.4 days).
Average UV index
Arcachon, France
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover
Arcachon, France
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 28).
Average visibility
Arcachon, France
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).
