Measurements:
°C
°F
Bristol
62°F
NW 9 mph
Feels like: 60°F
Precip: 87%
World Resorts USA Bristol Weather

Bristol Sea Water Temperature

Current Sea Water Temperature:
+54.6°F
Maximum Sea Water Temperature in May: 67.4°F
Minimum Sea Water Temperature in May: 46.8°F
Average water temperature in May: 56.9°F

Sea Water Temperature for the Last 10 Days:

May 14 54.6°F May 09 53.2°F
May 13 53.4°F May 08 54.2°F
May 12 54.8°F May 07 52.4°F
May 11 54.6°F May 06 52.0°F
May 10 53.2°F May 05 51.8°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
September 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:
October 3 days
January 2 days
June 2 days
The most windy months:
March 9 mph
January 9 mph
December 9 mph

Bristol on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +56
Hawaii +76
Honolulu +76
Houston +94
Las Vegas +88
Los Angeles +66
Maui +70
Miami +94
Miami Beach +90
New York +68
San Diego +66
San Francisco +62
Sarasota +94
Tampa +94
24 Hours Weather Forecast
Bristol
Local time: 13:06
14 may, thursday
1500 58°F
N
9 mph
1800 58°F
SE
4 mph
2100 54°F
SE
2 mph
15 may, friday
0000 50°F
E
4 mph
0300 48°F
E
4 mph
0600 48°F
SE
4 mph
0900 56°F
SE
5 mph
1200 60°F
SE
4 mph