16.04
wed
wed
Day
55°F
N 11 mph
Precip.
68%
68%
Night
39°F
N 3 mph
Precip.
0%
0%
17.04
thu
thu
Day
57°F
NW 10 mph
Precip.
78%
78%
Night
41°F
N 6 mph
Precip.
0%
0%
18.04
fri
fri
Day
57°F
NW 16 mph
Precip.
0%
0%
Night
50°F
NW 12 mph
Precip.
100%
100%
19.04
sat
sat
Day
55°F
NW 6 mph
Precip.
100%
100%
Night
50°F
S 9 mph
Precip.
100%
100%
20.04
sun
sun
Day
50°F
S 9 mph
Precip.
100%
100%
Night
41°F
SE 7 mph
Precip.
0%
0%
21.04
mon
mon
Day
48°F
N 7 mph
Precip.
100%
100%
Night
46°F
NE 5 mph
Precip.
0%
0%
22.04
tue
tue
Day
59°F
NE 15 mph
Precip.
100%
100%
Night
54°F
NE 11 mph
Precip.
100%
100%
Sea water temperature in April, °F
Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
45
47
49
51
53
55
57
59
The average sea water temperature in April of 2025 was 51.1°F. The highest and lowest sea temperatures during the month were 51.8°F and 50.2°F.
Air temperature in Rennes, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
12
24
36
48
60
72
84
96
48.7
53.3
62.3
70.2
75.1
74.7
70.0
63.5
57.5
52.9
49.2
46.5
43.3
45.4
51.6
55.4
57.9
57.7
55.3
49.4
44.0
42.0
41.1
40.1
| Day temperature | Night temperature |
Precipitation total in Rennes, in.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.5
1.0
1.4
1.9
2.4
2.9
3.3
3.8
1.6
1.7
1.9
1
1.3
1.1
2.8
1.8
1.8
1.4
1.4
1.6
* Charts above show average data for the last 3 years.
Best time for vacation in Rennes
Rennes on a weather map
Leaflet | Tiles © Esri
Places in France:
Name
°F
24 Hours Forecast
Rennes
Local time: 10:41
April 16, wednesday
1200
55°F
N
11 mph
11 mph
1500
57°F
N
12 mph
12 mph
1800
55°F
NE
10 mph
10 mph
2100
43°F
N
5 mph
5 mph
April 17, thursday
0000
39°F
N
3 mph
3 mph
0300
39°F
NW
4 mph
4 mph
0600
37°F
NW
4 mph
4 mph
0900
48°F
NW
7 mph
7 mph
