Current sea water temperature:
+38.8°F
| Minimum sea water temperature in April: | 51.4°F |
| Maximum sea water temperature in April: | 34.5°F |
| Average sea water temperature in April: | 42.4°F |
| more information | |
14 days
forecast
forecast
| Appleton |
monthly
weather
weather
| Appleton |
Sea water temperature for the last 10 days:
| April 8 | 38.8°F | April 3 | 37.9°F |
| April 7 | 38.5°F | April 2 | 37.9°F |
| April 6 | 38.1°F | April 1 | 38.1°F |
| April 5 | 37.9°F | March 31 | 38.3°F |
| April 4 | 37.9°F | March 30 | 39.6°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
April
April
| Appleton |
Best time for vacation in Appleton
Appleton on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Appleton
Local time: 06:00
April 08, wednesday
0900
36°F
N
17 mph
17 mph
1200
48°F
N
18 mph
18 mph
1500
59°F
N
20 mph
20 mph
1800
61°F
N
21 mph
21 mph
2100
55°F
NE
23 mph
23 mph
April 09, thursday
0000
50°F
E
11 mph
11 mph
0300
45°F
NE
8 mph
8 mph
0600
41°F
E
11 mph
11 mph
