Brest
France
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Brest, France

July in Brest, France, is an agreeable summer month, with average temperature varying between 20.7°C (69.3°F) and 13.2°C (55.8°F).

Temperature

In Brest, France, the average high-temperature in July is essentially the same as in June - an agreeable 20.7°C (69.3°F). The average low-temperature, is 13.2°C (55.8°F).

Humidity

The average relative humidity is 83%.

Rainfall

In Brest, France, during July, the rain falls for 10.4 days and regularly aggregates up to 66.8mm (2.63") of precipitation. Throughout the year, there are 159 rainfall days, and 1210mm (47.64") of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Brest.

Sea temperature

In July, the average sea temperature in Brest is 16.3°C (61.3°F).
Note: Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In Brest, the average length of the day is 15.6h.

Sunshine

In Brest, the average sunshine is 5.5h.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 7 in July interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in July in Brest?

In Brest, in July, the average high-temperature is 20.7°C (69.3°F), and the average low-temperature is 13.2°C (55.8°F).

What is the average humidity in July in Brest?

In July, the average relative humidity in Brest is 83%.

How many days does it rain in July in Brest?

In Brest, in July, it is raining for 10.4 days, with typically 66.8mm (2.63") of accumulated precipitation.

When it does not snow in Brest?

In Brest, France, snow does not fall in June through October.

What is the sea temperature in July in Brest?

In July, the average sea temperature in Brest is 16.3°C (61.3°F). For swimming, a surface water temperature of 16.3°C (61.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in July in Brest?

The average length of the day in July in Brest is 15.6h.

How many hours of sunshine does Brest have in July?

The average sunshine in July in Brest is 5.5h.

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

June and July, with an average maximum UV index of 7, are months with the highest UV index in Brest.

What is the UV index reading in July in Brest?

In Brest, France, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in July - Brest, France
  • Average high temperature in July: 20.7°C

The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in July: 13.2°C

Months with the highest average low temperature are July and August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.1°C).

Average humidity in July - Brest, France
  • Average humidity in July: 83%

Months with the highest relative humidity are January, October and December (86%).
Months with the lowest relative humidity are April and May (81%).

Average rainfall in July - Brest, France
  • Average rainfall in July: 66.8mm

The wettest month (with the highest rainfall) is December (147.8mm).
The driest month (with the least rainfall) is June (59.8mm).

Average rainfall days in July - Brest, France
  • Average rainfall days in July: 10.4 days

The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is June (8.6 days).

Average snowfall days in July - Brest, France
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2.5 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in July - Brest, France
  • Average sea temperature in July: 16.3°C

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 in July / Average sunshine in July - Brest, France
  • Average daylight in July: 15.6h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in July: 5.5h

The month with the most sunshine is June (Average sunshine: 6.4h).
The month with the least sunshine is January (Average sunshine: 2h).

Average UV index in July - Brest, France
  • Average UV index in July: 7

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, November and December (UV index 1).