Rennes weather live forecast

Today's maximum temperature in Rennes is expected to be 19°C. Select a day from the live weather forecast for Rennes, France for more weather parameters.

Thursday
17th Sep
19

12

2

3
Friday
18th Sep
21

12

9

3
Saturday
19th Sep
24

11

4

5
Sunday
20th Sep
24

13

5

4
Monday
21st Sep
25

14

5

4

5-day weather forecast updated at 04:04 on Thursday 17th 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 Thursday 17th September 2026

Expect mostly cloudy with light rain in Rennes, France with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a gentle breeze of 19 kph from the south-west.

19
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
48
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
19
kph wind from SW

Rennes weather for Friday 18th September 2026

Expect scattered clouds in Rennes, France with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

21
°C maximum temperature
12
°C minimum temperature
scattered clouds
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
12
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 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

24
°C maximum temperature
11
°C minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Rennes weather for Sunday 20th September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

24
°C maximum temperature
13
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
24
°C wind chill
12
kph wind from W

Rennes weather for Monday 21st September 2026

Expect broken clouds in Rennes, France with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.