Measurements:
°C
°F
Cambridge
36°F
NW 4 mph
Feels like: 34°F
Precip: 79%
World Resorts USA Cambridge Weather

Cambridge Sea Water Temperature

Current Sea Water Temperature:
+40.4°F
Maximum Sea Water Temperature in April: 50.2°F
Minimum Sea Water Temperature in April: 39.0°F
Average water temperature in April: 44.6°F

Sea Water Temperature for the Last 10 Days:

April 03 40.4°F March 29 39.4°F
April 02 40.2°F March 28 39.2°F
April 01 40.2°F March 27 38.6°F
March 31 41.0°F March 26 37.8°F
March 30 39.4°F March 25 37.4°F

When is the Warmest Sea for Cambridge?

According to our data for the last three years for Cambridge 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 Cambridge was 69.3°F. The maximum and minimum values were 66.8°F and 72.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Cambridge was 69.2°F. The maximum and minimum values were 65.4°F and 72.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cambridge was 65.4°F. The maximum and minimum values were 61.4°F and 68.8°F respectively.

Best Time to Visit Cambridge
The most sunny months:
November 17 days
October 13 days
September 13 days
The most warm months:
July 85.2 °F
August 82.9 °F
June 78.3 °F
Warmest sea temperature:
August 70.2 °F
July 69.2 °F
September 66.5 °F
The most cold months:
January 32.8 °F
February 34.1 °F
December 38.2 °F
The most rainy months:
April 3 days
October 3 days
January 2 days
The most windy months:
March 9 mph
January 9 mph
April 9 mph

Cambridge on the Weather Map

USA Resorts:
NAME
Chicago +46
Hawaii +74
Honolulu +74
Houston +74
Las Vegas +54
Los Angeles +56
Maui +66
Miami +74
Miami Beach +78
New York +40
San Diego +58
San Francisco +50
Sarasota +72
Tampa +72
Washington +48
24 Hours Weather Forecast
Cambridge
Local time: 07:07
03 apr, friday
0900 38°F
N
5 mph
1200 44°F
NE
7 mph
1500 58°F
NE
12 mph
1800 58°F
NE
12 mph
2100 54°F
NE
13 mph
04 apr, saturday
0000 54°F
NE
12 mph
0300 54°F
E
10 mph
0600 52°F
SE
9 mph