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
+32°F
NE 9 mph
Feels like: +28°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+70°F
+70°F
+52°F
+61°F
+66°F
+75°F
+64°F
+30°F
+59°F
+50°F
+59°F
+55°F
+48°F
+34°F
24 Hours Forecast
Lake Geneva
Local time: 00:33
January 13, tuesday
0300
34°F
NE
11 mph
0600
36°F
NE
16 mph
0900
32°F
NE
20 mph
1200
39°F
E
18 mph
1500
45°F
E
19 mph
1800
39°F
SE
17 mph
2100
36°F
E
16 mph
January 14, wednesday
0000
34°F
E
14 mph
Units of measurement: °C / °F