Measurements:
°C
°F
Sandusky
58°F
N 11 mph
Feels like: 54°F
Precip: 0%
World Resorts USA Sandusky Weather

Sandusky Sea Water Temperature

Current Sea Water Temperature:
+31.8°F
Maximum Sea Water Temperature in January: 38.2°F
Minimum Sea Water Temperature in January: 31.0°F
Average water temperature in January: 33.0°F

Sea Water Temperature for the Last 10 Days:

January 08 31.8°F January 03 31.6°F
January 07 31.8°F January 02 31.4°F
January 06 31.8°F January 01 32.0°F
January 05 31.8°F December 31 31.8°F
January 04 31.6°F December 30 31.6°F

When is the Warmest Sea for Sandusky?

According to our data for the last three years for Sandusky the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Sandusky was 83.0°F. The maximum and minimum values were 79.6°F and 85.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Sandusky was 79.8°F. The maximum and minimum values were 73.0°F and 84.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sandusky was 73.3°F. The maximum and minimum values were 70.0°F and 76.0°F respectively.

Best Time to Visit Sandusky
The most sunny months:
September 15 days
October 14 days
July 13 days
The most warm months:
July 80.8 °F
August 79.1 °F
June 75.9 °F
Warmest sea temperature:
July 80.1 °F
August 79.7 °F
September 74.3 °F
The most cold months:
January 29.0 °F
February 30.4 °F
December 35.7 °F
The most rainy months:
July 4 days
June 4 days
March 3 days
The most windy months:
November 14 mph
December 13 mph
March 13 mph

Sandusky on the Weather Map

USA Resorts:
NAME
Chicago +54
Hawaii +78
Honolulu +78
Houston +78
Las Vegas +54
Los Angeles +58
Maui +72
Miami +86
Miami Beach +80
New York +52
San Diego +64
San Francisco +52
Sarasota +82
Tampa +88
Washington +60
24 Hours Weather Forecast
Sandusky
Local time: 15:29
08 jan, thursday
1800 50°F
N
13 mph
2100 40°F
NW
14 mph
09 jan, friday
0000 42°F
N
21 mph
0300 44°F
N
25 mph
0600 46°F
N
25 mph
0900 48°F
N
25 mph
1200 50°F
NE
19 mph
1500 50°F
NE
19 mph