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Rennes, France Weather Averages

July is the hottest month in Rennes with an average temperature of 19°C (66°F) and the coldest is January at 5°C (41°F). The wettest month is December with an average of 80mm of rain..

Average Temperature Rennes

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Rennes

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Rennes

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Rennes : Next 24-Hour Weather

Today - 1st August 2025

Sunrise 06:43

Sunrise

Sunset 21:43

Sunset
17:00
Clear
22°C (70°F)
18:00
Clear
20°C (67°F)
19:00
Clear
19°C (65°F)
20:00
Clear
17°C (62°F)
21:00
Clear
15°C (57°F)
22:00
Clear
13°C (55°F)
23:00
Clear
12°C (54°F)

Tomorrow - 2nd August 2025

Sunrise 06:43

Sunrise

Sunset 21:43

Sunset
0:00
Clear
12°C (53°F)
1:00
Clear
12°C (53°F)
2:00
Clear
12°C (53°F)
3:00
Mist
12°C (53°F)
4:00
Clear
12°C (53°F)
5:00
Clear
12°C (52°F)
6:00
Clear
12°C (52°F)
7:00
Clear
14°C (56°F)
8:00
Partly cloudy
17°C (61°F)
9:00
Clear
19°C (65°F)
10:00
Patchy rain possible
20°C (68°F)
11:00
Cloudy
22°C (71°F)
12:00
Cloudy
23°C (73°F)
13:00
Partly cloudy
24°C (75°F)
14:00
Clear
25°C (76°F)
15:00
Clear
25°C (76°F)
16:00
Clear
25°C (75°F)
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