World Resorts USA Lake Geneva Weather

Lake Geneva Sea Temperature in August

Average sea water temperature in August:
+53.2°F
Minimum sea water temperature in August: 74.7°F
Maximum sea water temperature in August: 32.0°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 32.0°F. The highest and lowest sea temperatures during the month were 32.0°F and 32.0°F.

Monthly sea water temperature in Lake Geneva, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Sanibel Island 88.8°F 87.3°F
Everglades 88.8°F 87.0°F
Islamorada 88.8°F 87.3°F
Key West 88.8°F 87.8°F
Key Largo 88.7°F 87.3°F
Marco Island 88.7°F 87.1°F
Naples 88.7°F 87.0°F
St. Petersburg 88.7°F 86.9°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Galveston 87.9°F 88.3°F
Galveston Island 87.8°F 88.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
Corpus Christi 87.0°F 87.9°F

Best time for vacation in Lake Geneva

Sunniest months:
September 15 days
October 13 days
August 13 days
Warmest months:
July 79.0 °F
August 78.5 °F
June 75.8 °F
Warmest sea temp:
August 51.0 °F
October 46.1 °F
July 43.5 °F
Coldest months:
January 26.9 °F
February 29.8 °F
December 33.6 °F
Rainiest months:
May 3 days
April 3 days
June 2 days
Windiest months:
March 11.2 mph
April 10.9 mph
November 10.9 mph

Lake Geneva on a weather map

Lake Geneva
+27°F
SE 17 mph
Feels like: +18°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+75°F
+75°F
+43°F
+55°F
+70°F
+77°F
+70°F
+41°F
+55°F
+48°F
+66°F
+66°F
+48°F
+32°F
24 Hours Forecast
Lake Geneva
Local time: 22:20
January 11, sunday
0000
21°F
E
16 mph
0300
19°F
E
16 mph
0600
21°F
SE
19 mph
0900
23°F
SE
17 mph
1200
32°F
SE
14 mph
1500
36°F
SE
11 mph
1800
30°F
NE
8 mph
2100
28°F
NE
12 mph
Units of measurement: °C / °F