Current sea water temperature:
+36.0°F
| Minimum sea water temperature in December: | 49.3°F |
| Maximum sea water temperature in December: | 34.9°F |
| Average sea water temperature in December: | 42.0°F |
| more information | |
14 days
forecast
forecast
| Cleveland |
monthly
weather
weather
| Cleveland |
Sea water temperature for the last 10 days:
| December 24 | 36.0°F | December 19 | 38.1°F |
| December 23 | 35.6°F | December 18 | 38.7°F |
| December 22 | 37.0°F | December 17 | 39.6°F |
| December 21 | 37.2°F | December 16 | 39.9°F |
| December 20 | 38.3°F | December 15 | 39.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Cleveland?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cleveland was noticed in August, July and September.
Monthly Sea Temperatures in Cleveland, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 75.2°F. The highest and lowest sea temperatures during the month were 79.2°F and 69.3°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 79.2°F. The highest and lowest sea temperatures during the month were 82.4°F and 76.6°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 71.3°F. The highest and lowest sea temperatures during the month were 72.1°F and 69.8°F.
current
weather
weather
| Cleveland |
weather in
December
December
| Cleveland |
Best time for vacation in Cleveland
Cleveland on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Cleveland
Local time: 16:13
December 24, wednesday
1800
36°F
NW
4 mph
4 mph
2100
34°F
NW
7 mph
7 mph
December 25, thursday
0000
32°F
NW
9 mph
9 mph
0300
32°F
NW
7 mph
7 mph
0600
32°F
NE
4 mph
4 mph
0900
34°F
SE
8 mph
8 mph
1200
36°F
S
9 mph
9 mph
1500
36°F
S
9 mph
9 mph
