15.01
thu
thu
Day
52°F
N 22 mph
Precip.
100%
100%
Night
41°F
N 8 mph
Precip.
0%
0%
16.01
fri
fri
Day
48°F
N 11 mph
Precip.
100%
100%
Night
41°F
N 7 mph
Precip.
0%
0%
17.01
sat
sat
Day
48°F
NW 8 mph
Precip.
0%
0%
Night
45°F
W 9 mph
Precip.
100%
100%
18.01
sun
sun
Day
48°F
W 14 mph
Precip.
67%
67%
Night
43°F
NW 9 mph
Precip.
0%
0%
19.01
mon
mon
Day
48°F
N 9 mph
Precip.
0%
0%
Night
41°F
NW 6 mph
Precip.
0%
0%
20.01
tue
tue
Day
46°F
W 11 mph
Precip.
0%
0%
Night
39°F
SW 8 mph
Precip.
0%
0%
21.01
wed
wed
Day
43°F
SW 12 mph
Precip.
0%
0%
Night
41°F
S 11 mph
Precip.
0%
0%
22.01
thu
thu
Day
39°F
SW 11 mph
Precip.
0%
0%
Night
30°F
SW 7 mph
Precip.
0%
0%
23.01
fri
fri
Day
36°F
W 9 mph
Precip.
0%
0%
Night
28°F
W 6 mph
Precip.
0%
0%
24.01
sat
sat
Day
36°F
W 6 mph
Precip.
0%
0%
Night
27°F
W 5 mph
Precip.
0%
0%
25.01
sun
sun
Day
34°F
SW 4 mph
Precip.
0%
0%
Night
25°F
SW 5 mph
Precip.
0%
0%
26.01
mon
mon
Day
32°F
SW 9 mph
Precip.
0%
0%
Night
25°F
S 6 mph
Precip.
100%
100%
27.01
tue
tue
Day
32°F
S 11 mph
Precip.
0%
0%
Night
27°F
S 8 mph
Precip.
30%
30%
28.01
wed
wed
Day
27°F
SW 9 mph
Precip.
0%
0%
Night
21°F
SW 5 mph
Precip.
22%
22%
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 48.1°F. The highest and lowest sea temperatures during the month were 48.6°F and 47.8°F.
Air temperature in Rennes, °F
Precipitation total in Rennes, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rennes
Rennes on a weather map
Places in France:
Name
°F
24 Hours Forecast
Rennes
Local time: 09:08
January 15, thursday
1200
52°F
N
22 mph
22 mph
1500
50°F
N
29 mph
29 mph
1800
48°F
E
27 mph
27 mph
2100
46°F
NE
9 mph
9 mph
January 16, friday
0000
41°F
N
8 mph
8 mph
0300
43°F
N
9 mph
9 mph
0600
43°F
N
10 mph
10 mph
0900
43°F
N
9 mph
9 mph
