Measurements:
°C
°F
Rochester
10°F
N 7 mph
Feels like: 0°F
Precip: 0%
World Resorts USA Rochester Weather

Rochester Sea Water Temperature

Current Sea Water Temperature:
+44.6°F
Maximum Sea Water Temperature in December: 48.0°F
Minimum Sea Water Temperature in December: 38.8°F
Average water temperature in December: 42.9°F

Sea Water Temperature for the Last 10 Days:

December 05 44.6°F November 30 45.6°F
December 04 44.6°F November 29 46.2°F
December 03 45.0°F November 28 46.8°F
December 02 45.0°F November 27 46.8°F
December 01 45.6°F November 26 47.2°F

When is the Warmest Sea for Rochester?

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

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Rochester was 76.1°F. The maximum and minimum values were 72.0°F and 79.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Rochester was 74.9°F. The maximum and minimum values were 65.2°F and 79.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Rochester was 70.0°F. The maximum and minimum values were 66.8°F and 72.4°F respectively.

Best Time to Visit Rochester
The most sunny months:
September 13 days
July 12 days
August 10 days
The most warm months:
July 82.1 °F
August 79.8 °F
June 75.8 °F
Warmest sea temperature:
August 76.6 °F
July 74.6 °F
September 71.6 °F
The most cold months:
January 27.3 °F
February 29.2 °F
December 35.6 °F
The most rainy months:
August 3 days
April 3 days
October 2 days
The most windy months:
November 11 mph
March 11 mph
February 11 mph

Rochester on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Rochester
Local time: 03:07
05 dec, friday
0600 10°F
N
8 mph
0900 10°F
N
7 mph
1200 20°F
N
9 mph
1500 26°F
NE
7 mph
1800 24°F
N
2 mph
2100 20°F
N
6 mph
06 dec, saturday
0000 20°F
N
8 mph
0300 22°F
N
9 mph