Measurements:
°C
°F
CURRENT WEATHER
16:18
Rennes
58°F
W 9 mph
Feels like: 56°F
Precip: 1%
World Resorts France Rennes Weather

14 Day Weather Forecast

10.19
mon
DAY
52°F
W 8 mph
precip
4%
NIGHT
46°F
S 4 mph
precip
25%
10.20
tue
DAY
56°F
E 10 mph
precip
3%
NIGHT
54°F
N 17 mph
precip
32%
10.21
wed
DAY
54°F
E 18 mph
precip
4%
NIGHT
54°F
NE 13 mph
precip
22%
10.22
thu
DAY
58°F
NE 12 mph
precip
46%
NIGHT
58°F
N 26 mph
precip
70%
10.23
fri
DAY
54°F
E 17 mph
precip
6%
NIGHT
48°F
E 12 mph
precip
14%
10.24
sat
DAY
54°F
NE 11 mph
precip
20%
NIGHT
58°F
NE 21 mph
precip
78%
10.25
sun
DAY
66°F
E 22 mph
precip
28%
NIGHT
58°F
E 6 mph
precip
28%
10.26
mon
DAY
68°F
NE 13 mph
precip
16%
NIGHT
58°F
N 11 mph
precip
16%
10.27
tue
DAY
68°F
N 19 mph
precip
6%
NIGHT
56°F
E 10 mph
precip
9%
10.28
wed
DAY
60°F
E 11 mph
precip
6%
NIGHT
46°F
SE 5 mph
precip
13%
10.29
thu
DAY
56°F
E 4 mph
precip
10%
NIGHT
46°F
E 7 mph
precip
13%
10.30
fri
DAY
58°F
SE 11 mph
precip
16%
NIGHT
52°F
SE 6 mph
precip
17%
10.31
sat
DAY
56°F
S 8 mph
precip
5%
NIGHT
44°F
SW 2 mph
precip
28%
11.01
sun
DAY
54°F
NE 5 mph
precip
18%
NIGHT
46°F
NE 6 mph
precip
28%

Rennes Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Rennes was 65.7°F. The maximum and minimum values were 63.2°F and 67.0°F respectively.

Rennes on the Weather Map

Best Time to Visit Rennes
The most sunny months:
July 13 days
August 12 days
April 10 days
The most warm months:
July 77.3 °F
August 77.2 °F
June 72.5 °F
Warmest sea temperature:
August 67.8 °F
September 66.6 °F
July 65.9 °F
The most cold months:
January 45.8 °F
February 48.0 °F
December 48.5 °F
The most rainy months:
June 5 days
November 3 days
April 3 days
The most windy months:
February 11 mph
December 11 mph
January 10 mph
more details
France Resorts:
NAME
F°
Antibes +72
Bordeaux +62
Cannes +72
Corsica +74
Deauville +56
Etretat +56
Marseilles +70
Menton +74
Montpellier +68
Nice +70
Paris +56
Perpignan +56
Saint-Tropez +72
Toulon +72
Toulouse +52
all resorts
24 Hours Weather Forecast
Rennes
Local time: 16:18
19 oct, monday
1800 58°F
W
9 mph
2100 46°F
SW
7 mph
20 oct, tuesday
0000 46°F
S
4 mph
0300 48°F
SE
5 mph
0600 44°F
E
6 mph
0900 40°F
E
7 mph
1200 56°F
E
10 mph
1500 60°F
E
11 mph