Average sea water temperature in May:
+55.2°F
| Minimum sea water temperature in May: | 59.9°F |
| Maximum sea water temperature in May: | 50.0°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 56.2°F. The highest and lowest sea temperatures during the month were 57.2°F and 55.8°F.
Monthly sea water temperature in Rennes, °F
Which France resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Aiacciu | 65.3°F | 66.1°F |
| Corsica | 65.3°F | 66.1°F |
| Le Grau Du Roi | 65.0°F | 65.2°F |
| Montpellier | 64.5°F | 64.7°F |
| Avignon | 64.4°F | 64.2°F |
| Palavas les Flots | 64.3°F | 64.2°F |
| Propriano | 64.3°F | 65.5°F |
| Frontignan | 64.2°F | 63.6°F |
| Saint Jean Cap Ferrat | 64.1°F | 66.0°F |
| Perpignan | 64.1°F | 63.9°F |
| Nice | 64.0°F | 65.8°F |
| Roquebrune Cap Martin | 63.9°F | 66.2°F |
| Marseilles | 63.9°F | 63.0°F |
| Portivecju | 63.9°F | 66.0°F |
| Bastia | 63.9°F | 66.0°F |
| Menton | 63.8°F | 66.0°F |
| Saint Laurent du Var | 63.8°F | 65.5°F |
| Cagnes sur Mer | 63.7°F | 65.4°F |
| Calvi | 63.7°F | 65.0°F |
| Sainte Maxime | 63.7°F | 65.1°F |
Best time for vacation in Rennes
Rennes on a weather map
Places in France:
Name
°F
24 Hours Forecast
Rennes
Local time: 04:04
May 17, sunday
0600
46°F
NE
5 mph
5 mph
0900
50°F
SE
5 mph
5 mph
1200
55°F
SE
6 mph
6 mph
1500
59°F
E
9 mph
9 mph
1800
57°F
SE
9 mph
9 mph
2100
50°F
S
5 mph
5 mph
May 18, monday
0000
46°F
E
1 mph
1 mph
0300
46°F
E
6 mph
6 mph
