World Resorts USA Oshkosh Weather

Oshkosh sea water temperature

Current sea water temperature:
+33.4°F
Minimum sea water temperature in December: 40.8°F
Maximum sea water temperature in December: 32.5°F
Average sea water temperature in December: 35.8°F

Sea water temperature for the last 10 days:

December 21 33.4°F December 16 32.9°F
December 20 33.4°F December 15 32.7°F
December 19 33.3°F December 14 32.5°F
December 18 33.3°F December 13 32.7°F
December 17 33.1°F December 12 33.1°F

When is the warmest sea in Oshkosh?

Based on the data about daily sea water temperature for the last three years the warmest sea in Oshkosh was noticed in July, August and June.

Monthly Sea Temperatures in Oshkosh, °F

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 77.2°F. The highest and lowest sea temperatures during the month were 81.5°F and 74.8°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 74.4°F. The highest and lowest sea temperatures during the month were 79.0°F and 68.2°F.

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 68.5°F. The highest and lowest sea temperatures during the month were 75.7°F and 61.2°F.

Best time for vacation in Oshkosh

Sunniest months:
August 14 days
September 13 days
October 13 days
Warmest months:
July 77.0 °F
August 76.0 °F
June 72.7 °F
Warmest sea temp:
July 75.7 °F
August 74.9 °F
June 70.0 °F
Coldest months:
January 24.2 °F
February 25.3 °F
December 31.2 °F
Rainiest months:
June 3 days
July 3 days
May 2 days
Windiest months:
November 12.9 mph
April 12.1 mph
October 11.6 mph

Oshkosh on a weather map

Oshkosh
+21°F
NE 12 mph
Feels like: +12°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+55°F
+57°F
+72°F
+77°F
+72°F
+25°F
+59°F
+57°F
+64°F
+63°F
+68°F
+28°F
24 Hours Forecast
Oshkosh
Local time: 23:17
December 22, monday
0000
21°F
NE
12 mph
0300
23°F
NE
13 mph
0600
28°F
NE
12 mph
0900
27°F
N
9 mph
1200
28°F
N
9 mph
1500
30°F
N
10 mph
1800
30°F
NW
7 mph
2100
30°F
NW
7 mph
Units of measurement: °C / °F