Measurements:
°C
°F
Bristol
54°F
W 8 mph
Feels like: 52°F
Precip: 8%
World Resorts United Kingdom Bristol Weather

Bristol Sea Water Temperature

Current Sea Water Temperature:
+65.0°F
Maximum Sea Water Temperature in September: 71.2°F
Minimum Sea Water Temperature in September: 59.2°F
Average water temperature in September: 63.9°F

Sea Water Temperature for the Last 10 Days:

September 28 65.0°F September 23 63.0°F
September 27 64.6°F September 22 64.6°F
September 26 64.6°F September 21 65.2°F
September 25 65.2°F September 20 65.8°F
September 24 64.6°F September 19 66.0°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 August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Bristol was 71.2°F. The maximum and minimum values were 68.2°F and 72.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Bristol was 71.5°F. The maximum and minimum values were 66.8°F and 74.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Bristol was 66.1°F. The maximum and minimum values were 63.0°F and 68.6°F respectively.

Best Time to Visit Bristol
The most sunny months:
July 9 days
April 8 days
March 7 days
The most warm months:
July 71.9 °F
August 71.0 °F
June 67.3 °F
Warmest sea temperature:
August 67.4 °F
July 66.8 °F
September 63.9 °F
The most cold months:
January 44.2 °F
February 46.4 °F
December 47.0 °F
The most rainy months:
November 5 days
December 5 days
March 4 days
The most windy months:
February 12 mph
December 12 mph
January 11 mph

Bristol on the Weather Map

United Kingdom Resorts:
NAME
F°
Bath +54
Belfast +50
Bournemouth +58
Brighton +64
Bristol +54
Edinburgh +50
Gibraltar +66
Glasgow +48
Liverpool +56
London +62
Middlesbrough +48
Plymouth +52
Scarborough +52
Torquay +50
York +50
24 Hours Weather Forecast
Bristol
Local time: 00:20
29 sep, tuesday
0300 56°F
W
8 mph
0600 58°F
W
8 mph
0900 60°F
W
11 mph
1200 70°F
NW
14 mph
1500 78°F
NW
16 mph
1800 72°F
NW
16 mph
2100 68°F
NW
13 mph
30 sep, wednesday
0000 66°F
N
12 mph