Current sea water temperature:
+33.1°F
| Minimum sea water temperature in December: | 41.0°F |
| Maximum sea water temperature in December: | 32.5°F |
| Average sea water temperature in December: | 35.9°F |
| more information | |
14 days
forecast
forecast
| Appleton |
monthly
weather
weather
| Appleton |
Sea water temperature for the last 10 days:
| December 17 | 33.1°F | December 12 | 33.1°F |
| December 16 | 32.9°F | December 11 | 33.3°F |
| December 15 | 32.7°F | December 10 | 33.4°F |
| December 14 | 32.5°F | December 9 | 33.6°F |
| December 13 | 32.7°F | December 8 | 33.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Appleton?
Based on the data about daily sea water temperature for the last three years the warmest sea in Appleton was noticed in July, August and June.
Monthly Sea Temperatures in Appleton, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 76.8°F. The highest and lowest sea temperatures during the month were 80.4°F and 74.7°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 78.4°F and 68.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 67.5°F. The highest and lowest sea temperatures during the month were 75.2°F and 60.3°F.
current
weather
weather
| Appleton |
weather in
December
December
| Appleton |
Best time for vacation in Appleton
Appleton on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Appleton
Local time: 15:33
December 17, wednesday
1800
30°F
N
6 mph
6 mph
2100
30°F
N
11 mph
11 mph
December 18, thursday
0000
30°F
N
11 mph
11 mph
0300
30°F
N
16 mph
16 mph
0600
34°F
N
16 mph
16 mph
0900
34°F
N
13 mph
13 mph
1200
34°F
N
6 mph
6 mph
1500
34°F
SE
8 mph
8 mph
