Measurements:
°C
°F
CURRENT WEATHER
20:56
Geneva
66°F
S 3 mph
Feels like: 66°F
Precip: 0%
World Resorts Switzerland Geneva Weather

7 Day Weather Forecast

05.27
wed
DAY
84°F
S 2 mph
precip
0%
NIGHT
62°F
SW 2 mph
precip
0%
05.28
thu
DAY
78°F
SW 8 mph
precip
0%
NIGHT
60°F
SW 4 mph
precip
0%
05.29
fri
DAY
78°F
SW 7 mph
precip
0%
NIGHT
60°F
SW 2 mph
precip
0%
05.30
sat
DAY
78°F
SW 2 mph
precip
0%
NIGHT
62°F
N 2 mph
precip
0%
05.31
sun
DAY
72°F
NE 5 mph
precip
100%
NIGHT
54°F
S 2 mph
precip
0%
06.01
mon
DAY
70°F
SW 4 mph
precip
0%
NIGHT
56°F
N 2 mph
precip
0%
06.02
tue
DAY
68°F
NE 8 mph
precip
100%
NIGHT
50°F
NE 4 mph
precip
100%

Geneva Sea Water Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Geneva was 15.2°F. The maximum and minimum values were 14.3°F and 19.1°F respectively.

Geneva on the Weather Map

Best Time to Visit Geneva
The most sunny months:
August 19 days
July 17 days
September 15 days
The most warm months:
August 79.7 °F
July 79.1 °F
June 75.1 °F
Warmest sea temperature:
August 69.6 °F
July 68.9 °F
September 66.0 °F
The most cold months:
January 37.2 °F
December 39.9 °F
February 41.9 °F
The most rainy months:
May 7 days
June 7 days
July 6 days
The most windy months:
January 5 mph
February 4 mph
April 4 mph
more details