Measurements:
°C
°F
Bristol
40°F
NE 14 mph
Feels like: 32°F
Precip: 0%
World Resorts USA Bristol Weather

Bristol Sea Water Temperature

Current Sea Water Temperature:
+38.8°F
Maximum Sea Water Temperature in March: 46.6°F
Minimum Sea Water Temperature in March: 31.4°F
Average water temperature in March: 40.5°F

Sea Water Temperature for the Last 10 Days:

March 13 38.8°F March 08 32.4°F
March 12 39.6°F March 07 31.4°F
March 11 38.6°F March 06 31.6°F
March 10 35.6°F March 05 33.8°F
March 09 33.4°F March 04 32.0°F

When is the Warmest Sea for Bristol?

According to our data for the last three years for Bristol 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 Bristol was 78.1°F. The maximum and minimum values were 73.2°F and 81.4°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Bristol was 75.8°F. The maximum and minimum values were 72.2°F and 80.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Bristol was 71.8°F. The maximum and minimum values were 69.8°F and 74.8°F respectively.

Best Time to Visit Bristol
The most sunny months:
November 17 days
October 14 days
December 13 days
The most warm months:
July 84.6 °F
August 82.9 °F
June 78.0 °F
Warmest sea temperature:
July 77.8 °F
August 77.3 °F
September 72.4 °F
The most cold months:
January 34.5 °F
February 35.5 °F
December 39.8 °F
The most rainy months:
April 3 days
October 3 days
September 2 days
The most windy months:
March 9 mph
January 9 mph
December 9 mph

Bristol on the Weather Map

USA Resorts:
NAME
Chicago +42
Hawaii +74
Honolulu +74
Houston +82
Las Vegas +88
Los Angeles +98
Maui +70
Miami +86
Miami Beach +86
New York +42
San Diego +98
San Francisco +70
Sarasota +80
Tampa +82
Washington +56
24 Hours Weather Forecast
Bristol
Local time: 15:56
13 mar, friday
1800 38°F
NE
9 mph
2100 32°F
N
15 mph
14 mar, saturday
0000 34°F
N
19 mph
0300 40°F
NE
18 mph
0600 38°F
NE
14 mph
0900 42°F
E
15 mph
1200 44°F
E
19 mph
1500 46°F
E
17 mph