Rennes weather live forecast

Today's maximum temperature in Rennes is expected to be 20°C. Select a day from the live weather forecast for Rennes, France for more weather parameters.

Wednesday
16th Sep
20

13

6

4
Thursday
17th Sep
20

11

1

3
Friday
18th Sep
21

11

6

4
Saturday
19th Sep
24

14

3

3
Sunday
20th Sep
25

15

5

5

5-day weather forecast updated at 04:04 on Tuesday 15th September 2026 GMT

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The 5-day weather forecast for France (Rennes) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Rennes weather forecast by day

Below are the detailed weather forecasts for Rennes for the next 5 days.

Rennes weather for Wednesday 16th September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

20
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
17
kph wind from NW

Rennes weather for Thursday 17th September 2026

Expect mostly cloudy with light rain in Rennes, France with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 19 kph from the south-west.

20
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
63
% chance of some rain
<2
mm of rainfall expected
20
°C wind chill
19
kph wind from SW

Rennes weather for Friday 18th September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

21
°C maximum temperature
11
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Rennes weather for Saturday 19th September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

24
°C maximum temperature
14
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
24
°C wind chill
16
kph wind from W

Rennes weather for Sunday 20th September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.