Current sea water temperature:
+79.0°F
| Minimum sea water temperature in July: | 81.9°F |
| Maximum sea water temperature in July: | 69.8°F |
| Average sea water temperature in July: | 77.4°F |
| more information | |
14 days
forecast
forecast
| Sandusky |
monthly
weather
weather
| Sandusky |
Sea water temperature for the last 10 days:
| July 21 | 79.0°F | July 16 | 81.0°F |
| July 20 | 80.1°F | July 15 | 80.8°F |
| July 19 | 81.1°F | July 14 | 80.4°F |
| July 18 | 81.0°F | July 13 | 80.6°F |
| July 17 | 80.6°F | July 12 | 80.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Sandusky?
Based on the data about daily sea water temperature for the last three years the warmest sea in Sandusky was noticed in July, August and September.
Monthly Sea Temperatures in Sandusky, °F
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 80.2°F. The highest and lowest sea temperatures during the month were 81.9°F and 75.7°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 76.8°F. The highest and lowest sea temperatures during the month were 80.6°F and 70.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 70.9°F. The highest and lowest sea temperatures during the month were 73.4°F and 68.0°F.
current
weather
weather
| Sandusky |
weather in
July
July
| Sandusky |
Best time for vacation in Sandusky
Sandusky on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Sandusky
Local time: 09:42
July 21, tuesday
1200
77°F
NE
23 mph
23 mph
1500
88°F
E
21 mph
21 mph
1800
88°F
NE
17 mph
17 mph
2100
75°F
SE
19 mph
19 mph
July 22, wednesday
0000
72°F
SE
18 mph
18 mph
0300
66°F
SE
17 mph
17 mph
0600
61°F
SE
19 mph
19 mph
0900
61°F
SE
16 mph
16 mph
