Measurements:
°C
°F
Cambridge
92°F
SE 15 mph
Feels like: 94°F
Precip: 1%
World Resorts USA Cambridge Weather

Cambridge Sea Water Temperature

Current Sea Water Temperature:
+73.4°F
Maximum Sea Water Temperature in July: 77.8°F
Minimum Sea Water Temperature in July: 63.0°F
Average water temperature in July: 69.3°F

Sea Water Temperature for the Last 10 Days:

July 15 73.4°F July 10 70.2°F
July 14 72.2°F July 09 68.4°F
July 13 73.0°F July 08 68.4°F
July 12 72.6°F July 07 71.2°F
July 11 72.8°F July 06 71.8°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Cambridge was 70.8°F. The maximum and minimum values were 67.4°F and 73.4°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
December 13 days
The most warm months:
July 85.2 °F
August 82.9 °F
June 79.4 °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:
October 3 days
April 2 days
August 2 days
The most windy months:
March 9 mph
January 9 mph
November 8 mph

Cambridge on the Weather Map

USA Resorts:
NAME
Boston +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Cambridge
Local time: 16:00
15 jul, wednesday
1800 96°F
SE
13 mph
2100 84°F
SE
7 mph
16 jul, thursday
0000 76°F
E
4 mph
0300 70°F
E
6 mph
0600 70°F
E
5 mph
0900 86°F
E
7 mph
1200 94°F
E
13 mph
1500 96°F
E
15 mph