Measurements:
°C
°F
Annecy
32°F
NW 4 mph
Feels like: 28°F
Precip: 0%
World Resorts France Annecy Weather

Annecy Sea Water Temperature

Current Sea Water Temperature:
+43.6°F
Maximum Sea Water Temperature in February: 48.6°F
Minimum Sea Water Temperature in February: 30.0°F
Average water temperature in February: 45.6°F

Sea Water Temperature for the Last 10 Days:

February 18 43.6°F February 13 46.0°F
February 17 44.8°F February 12 45.8°F
February 16 44.2°F February 11 45.4°F
February 15 43.8°F February 10 45.2°F
February 14 46.4°F February 09 44.8°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 41.6 °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
Annecy +32
Antibes +50
Biarritz +50
Bordeaux +50
Cannes +48
Chamonix +22
Corsica +50
Etretat +46
Marseilles +48
Menton +50
Montpellier +48
Nice +46
Paris +38
Saint-Tropez +48
Toulouse +48
24 Hours Weather Forecast
Annecy
Local time: 10:03
18 feb, wednesday
1200 36°F
NW
4 mph
1500 46°F
N
4 mph
1800 32°F
NW
4 mph
2100 32°F
NW
3 mph
19 feb, thursday
0000 32°F
NW
4 mph
0300 34°F
NW
5 mph
0600 36°F
N
5 mph
0900 36°F
N
6 mph