Measurements:
°C
°F
CURRENT WEATHER
05:08
Rennes
58°F
SE 3 mph
Feels like: 58°F
Precip: 16%
World Resorts France Rennes Weather

7 Day Weather Forecast

06.20
sat
DAY
82°F
SE 4 mph
precip
2%
NIGHT
64°F
S 9 mph
precip
15%
06.21
sun
DAY
90°F
W 6 mph
precip
1%
NIGHT
78°F
SW 8 mph
precip
6%
06.22
mon
DAY
100°F
W 9 mph
precip
1%
NIGHT
84°F
W 7 mph
precip
2%
06.23
tue
DAY
106°F
NW 8 mph
precip
1%
NIGHT
80°F
S 9 mph
precip
3%
06.24
wed
DAY
108°F
NW 11 mph
precip
0%
NIGHT
92°F
W 12 mph
precip
1%
06.25
thu
DAY
104°F
W 14 mph
precip
0%
NIGHT
82°F
NE 4 mph
precip
17%
06.26
fri
DAY
94°F
NE 9 mph
precip
36%
NIGHT
72°F
W 12 mph
precip
33%

Rennes Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Rennes was 16.4°F. The maximum and minimum values were 15.5°F and 17.6°F respectively.

Rennes on the Weather Map

Best Time to Visit Rennes
The most sunny months:
August 12 days
July 12 days
September 11 days
The most warm months:
August 76.8 °F
July 76.5 °F
June 71.9 °F
Warmest sea temperature:
August 67.6 °F
September 66.5 °F
July 65.7 °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