Monthly weather forecast and climate
Bayonne, France

Weather in January

January, the same as December, is a cool winter month in Bayonne, France, with average temperature varying between 10.8°C (51.4°F) and 6.8°C (44.2°F). January is the coldest month, with an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 6.8°C (44.2°F). Weather in January »

Weather in February

The last month of the winter, February, is another cool month in Bayonne, France, with average temperature varying between 11.3°C (52.3°F) and 6.2°C (43.2°F). In February, the average high-temperature is relatively the same as in January - a still fresh 11.3°C (52.3°F). Weather in February »

Weather in March

The first month of the spring, March, is a mild month in Bayonne, France, with average temperature varying between 7.6°C (45.7°F) and 13.8°C (56.8°F). In March, the average high-temperature is relatively the same as in February - a mild 13.8°C (56.8°F). Weather in March »

Weather in April

April in Bayonne, France, is a comfortable spring month, with average temperature fluctuating between 9.7°C (49.5°F) and 16°C (60.8°F). In April, the average high-temperature is relatively the same as in March - an enjoyable 16°C (60.8°F). Weather in April »

Weather in May

The last month of the spring, May, is another comfortable month in Bayonne, France, with average temperature ranging between max 17.9°C (64.2°F) and min 11.8°C (53.2°F). In Bayonne, France, the average high-temperature is almost the same as in April - a still comfortable 17.9°C (64.2°F). Weather in May »

Weather in June

June, the first month of the summer, in Bayonne, is an agreeable month, with average temperature ranging between max 21.2°C (70.2°F) and min 14.5°C (58.1°F). In June, the average high-temperature slightly increases, from an enjoyable 17.9°C (64.2°F) in May, to a pleasant 21.2°C (70.2°F). Weather in June »

Weather in July

July is a warm summer month in Bayonne, France, with average temperature ranging between max 23.5°C (74.3°F) and min 16.4°C (61.5°F). In Bayonne, France, the average high-temperature in July is essentially the same as in June - a moderately hot 23.5°C (74.3°F). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Bayonne, France, with average temperature varying between 17.1°C (62.8°F) and 24.4°C (75.9°F). The warmest month is August, with an average high-temperature of 24.4°C (75.9°F) and an average low-temperature of 17.1°C (62.8°F). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Bayonne, France, with average temperature varying between 15.1°C (59.2°F) and 22.6°C (72.7°F). In Bayonne, the average high-temperature is essentially the same as in August - an agreeable 22.6°C (72.7°F). Weather in September »

Weather in October

October, like September, in Bayonne, France, is another comfortable autumn month, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 13.3°C (55.9°F). In Bayonne, the average high-temperature slightly decreases, from an agreeable 22.6°C (72.7°F) in September, to an enjoyable 19.6°C (67.3°F). Weather in October »

Weather in November

November, the last month of the autumn, in Bayonne, is another mild month, with average temperature ranging between min 10.3°C (50.5°F) and max 14.5°C (58.1°F). In Bayonne, the average high-temperature drops, from a comfortable 19.6°C (67.3°F) in October, to a moderate 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 Bayonne, France, with average temperature ranging between max 12.2°C (54°F) and min 8°C (46.4°F). In Bayonne, the average high-temperature in December is essentially the same as in November - a cool 12.2°C (54°F). Weather in December »
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FAQ

What is the coldest month in Bayonne?

The coldest month is January, with an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 6.8°C (44.2°F).

How many days does it rain in Bayonne?

In Bayonne, during the entire year, the rain falls for 189.1 days and collects up to 795mm (31.3") of precipitation.

When does it snow in Bayonne?

January through March and December are months with snowfall.

How many days does it snow in Bayonne?

Throughout the year, there are 1.7 snowfall days, and 9mm (0.35") of snow is accumulated.

When is the lowest UV index in Bayonne?

Months with the lowest UV index in Bayonne, France, are January, February, November and December, with an average maximum UV index of 3.

What is the snowiest month in Bayonne?

The month with the most snowfall is February when snow falls for 0.8 days and typically aggregates up to 5mm (0.2") of snow.

When is the sea coldest in Bayonne?

February and March, with an average sea temperature of 12°C (53.6°F), are months with the coldest seawater in Bayonne.

When it does not snow in Bayonne?

In Bayonne, France, snow does not fall in April through November.

What is the most humid month in Bayonne?

The most humid month in Bayonne is June, with an average relative humidity of 80%.

When are the longest days in Bayonne?

The month with the longest days in Bayonne is June, with an average of 15.4h of daylight.

What is the month with the highest UV index in Bayonne?

June through September, with an average maximum UV index of 5, are months with the highest UV index.

What month has the most sunshine in Bayonne?

July has the most sunshine of the year in Bayonne, with an average of 9.3h of sunshine.

What is the warmest month in Bayonne?

With an average high-temperature of 24.4°C (75.9°F) and an average low-temperature of 17.1°C (62.8°F), August is the warmest month.

What is the month with the warmest sea water in Bayonne?

The month with the warmest seawater in Bayonne is August, with an average sea temperature of 22°C (71.6°F).

What is the driest month in Bayonne?

The month with the least rainfall is September when the rain falls for 13.5 days and typically collects 40mm (1.57") of precipitation.

What is the least humid month in Bayonne?

October is the least humid month in Bayonne, with an average relative humidity of 73%.

What is the wettest month in Bayonne?

The month with the most rainfall in Bayonne is November when the rain falls for 17.4 days and typically aggregates up to 119mm (4.69") of precipitation.

What is the month with the least sunshine in Bayonne?

The month with the least sunshine in Bayonne is November, with an average of 4.9h of sunshine.

What is the month with the shortest days in Bayonne?

The month with the shortest days in Bayonne is December, with an average of 9h of daylight.

Average temperature
Bayonne, France

Average temperature - Bayonne, France

The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (10.8°C).

The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).

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Average pressure
Bayonne, France

Average pressure - Bayonne, France

The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

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Average wind speed
Bayonne, France

Average wind speed - Bayonne, France

The windiest months (with the highest average wind speed) are January and November (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

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Average rainfall
Bayonne, France

Average rainfall - Bayonne, France

The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (40mm).

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Average rainfall days
Bayonne, France

Average rainfall days - Bayonne, France

The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is October (13 days).

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Average snowfall
Bayonne, France

Average snowfall - Bayonne, France

The month with the highest snowfall is February (5mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days
Bayonne, France

Average snowfall days - Bayonne, France

The month with the highest number of snowfall days is February (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature
Bayonne, France

Average sea temperature - Bayonne, 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).

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Average daylight / Average sunshine
Bayonne, France

Average daylight / Average sunshine - Bayonne, France

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

The month with the most sunshine is July (Average sunshine: 9.3h).
The month with the least sunshine is November (Average sunshine: 4.9h).

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Average sunshine days
Bayonne, France

Average sunshine days - Bayonne, France

The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index
Bayonne, France

Average UV index - Bayonne, France

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Bayonne, France

Average visibility - Bayonne, France

Months with the highest visibility are February, March, June, August, September, October, November and December (10km).
Months with the lowest visibility are January, April, May and July (9km).

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