Current sea water temperature:
+61.0°F
| Minimum sea water temperature in May: | 67.5°F |
| Maximum sea water temperature in May: | 44.6°F |
| Average sea water temperature in May: | 56.1°F |
| more information | |
14 days
forecast
forecast
| Appleton |
monthly
weather
weather
| Appleton |
Sea water temperature for the last 10 days:
| May 19 | 61.0°F | May 14 | 53.4°F |
| May 18 | 58.3°F | May 13 | 53.4°F |
| May 17 | 58.3°F | May 12 | 53.4°F |
| May 16 | 55.0°F | May 11 | 53.2°F |
| May 15 | 53.8°F | May 10 | 53.4°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
May
May
| Appleton |
Best time for vacation in Appleton
Appleton on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Appleton
Local time: 07:28
May 19, tuesday
0900
68°F
E
14 mph
14 mph
1200
64°F
E
13 mph
13 mph
1500
63°F
E
16 mph
16 mph
1800
55°F
E
14 mph
14 mph
2100
50°F
SE
11 mph
11 mph
May 20, wednesday
0000
45°F
SE
9 mph
9 mph
0300
41°F
SE
6 mph
6 mph
0600
41°F
SE
6 mph
6 mph
