Measurements:
°C
°F
Annecy
60°F
S 6 mph
Feels like: 60°F
Precip: 18%
World Resorts France Annecy Weather

Annecy Sea Water Temperature

Current Sea Water Temperature:
+64.0°F
Maximum Sea Water Temperature in October: 70.2°F
Minimum Sea Water Temperature in October: 30.0°F
Average water temperature in October: 59.9°F

Sea Water Temperature for the Last 10 Days:

October 19 64.0°F October 14 65.4°F
October 18 64.6°F October 13 65.4°F
October 17 65.4°F October 12 67.0°F
October 16 64.0°F October 11 67.0°F
October 15 65.4°F October 10 67.2°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Annecy was 78.0°F. The maximum and minimum values were 72.8°F and 81.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Annecy was 78.8°F. The maximum and minimum values were 75.8°F and 80.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Annecy was 72.6°F. The maximum and minimum values were 68.6°F and 78.0°F respectively.

Best Time to Visit Annecy
The most sunny months:
August 20 days
July 17 days
September 15 days
The most warm months:
August 80.6 °F
July 80.6 °F
June 76.1 °F
Warmest sea temperature:
August 70.2 °F
July 69.5 °F
September 66.4 °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 8 days
July 6 days
The most windy months:
April 4 mph
May 4 mph
January 4 mph

Annecy on the Weather Map

France Resorts:
NAME
F°
Antibes +72
Bordeaux +62
Cannes +72
Corsica +74
Deauville +56
Etretat +56
Marseilles +70
Menton +74
Montpellier +70
Nice +70
Paris +56
Perpignan +56
Saint-Tropez +72
Toulon +72
Toulouse +52
24 Hours Weather Forecast
Annecy
Local time: 15:30
19 oct, monday
1800 56°F
SW
4 mph
2100 52°F
SW
3 mph
20 oct, tuesday
0000 46°F
S
2 mph
0300 48°F
S
4 mph
0600 50°F
SW
4 mph
0900 50°F
S
4 mph
1200 58°F
E
3 mph
1500 58°F
E
2 mph