Measurements:
°C
°F
Annecy
48°F
SW 2 mph
Feels like: 48°F
Precip: 0%
World Resorts France Annecy Weather

Annecy Sea Water Temperature

Current Sea Water Temperature:
+55.0°F
Maximum Sea Water Temperature in April: 58.2°F
Minimum Sea Water Temperature in April: 30.0°F
Average water temperature in April: 50.6°F

Sea Water Temperature for the Last 10 Days:

April 19 55.0°F April 14 54.6°F
April 18 54.8°F April 13 54.6°F
April 17 54.4°F April 12 54.8°F
April 16 53.8°F April 11 55.6°F
April 15 54.4°F April 10 52.8°F

When is the Warmest Sea for Annecy?

According to our data for the last three years for Annecy the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Annecy was 74.3°F. The maximum and minimum values were 70.2°F and 77.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Annecy was 74.4°F. The maximum and minimum values were 70.4°F and 79.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Annecy was 68.7°F. The maximum and minimum values were 65.6°F and 71.6°F respectively.

Best Time to Visit Annecy
The most sunny months:
August 20 days
July 17 days
September 16 days
The most warm months:
August 80.4 °F
July 80.2 °F
June 75.7 °F
Warmest sea temperature:
August 69.6 °F
July 68.9 °F
September 66.0 °F
The most cold months:
January 37.1 °F
December 39.8 °F
February 41.9 °F
The most rainy months:
May 9 days
June 9 days
July 7 days
The most windy months:
April 4 mph
May 4 mph
January 4 mph

Annecy on the Weather Map

France Resorts:
NAME
Antibes +62
Biarritz +58
Bordeaux +56
Cannes +60
Corsica +56
Etretat +48
Marseilles +66
Menton +62
Montpellier +62
Nice +60
Paris +52
Perpignan +60
Saint Malo +46
Saint-Tropez +62
Toulouse +60
24 Hours Weather Forecast
Annecy
Local time: 23:01
20 apr, monday
0000 48°F
SW
2 mph
0300 42°F
S
2 mph
0600 38°F
SW
4 mph
0900 50°F
S
3 mph
1200 60°F
S
5 mph
1500 64°F
S
4 mph
1800 62°F
S
3 mph
2100 46°F
SW
2 mph