Measurements:
°C
°F
Oshkosh
88°F
NE 14 mph
Feels like: 88°F
Precip: 0%
World Resorts USA Oshkosh Weather

Oshkosh Sea Water Temperature

Current Sea Water Temperature:
+71.6°F
Maximum Sea Water Temperature in June: 81.4°F
Minimum Sea Water Temperature in June: 62.4°F
Average water temperature in June: 72.2°F

Sea Water Temperature for the Last 10 Days:

June 04 71.6°F May 29 68.2°F
June 03 71.6°F May 28 65.8°F
June 01 70.8°F May 27 66.0°F
May 31 70.4°F May 26 63.8°F
May 30 69.2°F May 25 63.8°F

When is the Warmest Sea for Oshkosh?

According to our data for the last three years for Oshkosh the highest average sea water temperature was in July, August and June.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Oshkosh was 80.2°F. The maximum and minimum values were 77.6°F and 85.0°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Oshkosh was 77.2°F. The maximum and minimum values were 70.2°F and 82.2°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Oshkosh was 70.5°F. The maximum and minimum values were 62.4°F and 78.6°F respectively.

Best Time to Visit Oshkosh
The most sunny months:
August 14 days
September 13 days
October 13 days
The most warm months:
July 80.0 °F
August 78.8 °F
June 75.2 °F
Warmest sea temperature:
July 78.5 °F
August 77.6 °F
June 72.2 °F
The most cold months:
January 20.6 °F
February 23.8 °F
December 28.0 °F
The most rainy months:
June 3 days
July 3 days
May 2 days
The most windy months:
November 12 mph
April 12 mph
October 11 mph

Oshkosh on the Weather Map

USA Resorts:
NAME
Boston +90
Chicago +76
Hawaii +78
Honolulu +78
Houston +86
Las Vegas +92
Los Angeles +70
Maui +70
Miami +82
Miami Beach +84
New York +94
San Diego +64
San Francisco +60
Sarasota +94
Tampa +92
24 Hours Weather Forecast
Oshkosh
Local time: 11:54
04 jun, thursday
1200 88°F
NE
14 mph
1500 92°F
NE
14 mph
1800 88°F
NE
14 mph
2100 78°F
NE
9 mph
05 jun, friday
0000 68°F
NE
12 mph
0300 64°F
N
14 mph
0600 64°F
NE
14 mph
0900 64°F
NE
9 mph