July weather forecastBrest, France

July

Weather in July

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

Temperature

Brest's shift into July is marked by a subtle change to an agreeable 20.7°C (69.3°F) from June's 18.7°C (65.7°F) in temperature. Brest's nighttime temperature in July drops to an average of 13.2°C (55.8°F).

Humidity

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

Rainfall

In July, in Brest, the rain falls for 10.4 days. Throughout July, 67mm (2.64") of precipitation is accumulated. Throughout the year, there are 159 rainfall days, and 1210mm (47.64") of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Sea temperature

In July, the average sea temperature in Brest is 16.3°C (61.3°F).
Note: Swimming in water at 16.3°C (61.3°F) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Brest, the average length of the day in July is 15h and 38min.
On the first day of the month, sunrise is at 06:21 and sunset at 22:22. On the last day of July, sunrise is at 06:52 and sunset at 21:56 CEST.

Sunshine

In Brest, the average sunshine in July 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 value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 7 during July translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Boost your sun resistance with garments that are densely woven yet spacious.

Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during July is 20.7°C (69.3°F) and the low-temperature is 13.2°C (55.8°F).

The average relative humidity in July in Brest, France, is 83%.

In Brest, France, in July, it is raining for 10.4 days, with typically 67mm (2.64") of accumulated precipitation.

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

In Brest, in July, the average water temperature 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).

In July, the average day length in Brest, France, is 15h and 38min.

On the first day of July in Brest, sunrise is at 06:21 and sunset at 22:22. On the last day of the month, sunrise is at 06:52 and sunset at 21:56 CEST.

In July, the average sunshine duration in Brest, France, is 5.5h.

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

In Brest, the average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

18.7°C

20.7°C

20.8°C

Average low temperature

Average humidity

Average rainfall

Average rainfall days

8.6

10.4

9.6

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average UV index

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

The 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%

The months with the highest relative humidity are January, October and December (86%).
The 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).
The 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: 15h and 36min

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).

Average sunshine in July: 5h and 30min

The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).

Average UV index in July
Brest, France

Average UV index in July: 7

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