All data are in degrees Fahrenheit

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Water temperature in Bristol

Detailed information about the current water temperature in Bristol. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Bristol now

66.7

°F

September 7, 10:30

Trend:

stable

Yesterday:

66.2°F

Tomorrow:

66.6°F

Sunrise:

06:32

Sunset:

19:44

Day Length:

13 h. 12 min.

Bristol in September

Minimum:

42.2°F

Average:

44.9°F

Maximum:

46.7°F

Sea water temperature in Bristol today

As of now, in Bristol, the water temperature is 66.7°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.5°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 66.4°F on 2022, while the historical minimum was 63.5°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 66.2°F, the minimum temperature may reach 65.7°F, and the maximum might stay at 66.6°F.

Daily water temperature in Bristol

Date Current Year

actual* / forecast**

last year 10 years average
Aug 24 68.3°F 66.4°F 66.0°F
Aug 25 69.1°F 66.5°F 66.0°F
Aug 26 69.0°F 67.2°F 66.1°F
Aug 27 68.2°F 66.8°F 66.0°F
Aug 28 68.3°F 66.7°F 65.8°F
Aug 29 67.2°F 66.3°F 65.7°F
Aug 30 66.3°F 66.2°F 65.4°F
Aug 31 67.6°F 65.7°F 65.4°F
Sep 1 66.0°F 64.9°F 65.0°F
Sep 2 65.6°F 65.3°F 64.8°F
Sep 3 65.6°F 65.0°F 64.7°F
Sep 4 65.4°F 64.6°F 64.5°F
Sep 5 66.5°F 63.7°F 64.6°F
Sep 6 66.2°F 63.8°F 64.5°F
Sep 7 66.7°F 63.8°F 64.3°F
Sep 8 66.6°F 63.4°F 64.1°F
Sep 9 66.5°F 62.9°F 64.0°F
Sep 10 66.6°F 63.2°F 64.1°F
Sep 11 66.4°F 62.6°F 64.0°F
Sep 12 66.1°F 62.3°F 63.6°F
Sep 13 65.8°F 62.2°F 63.4°F
Sep 14 65.7°F 61.1°F 63.2°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Bristol by month

In an average year, Bristol offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Bristol was recorded on July 13, 2026, reaching a 71.7°F. While the coldest temperature occurred on February 3, 2023, dipping to 40.2°F. The average readings by season are 45.2°F in Winter, 50.4°F in Spring, 64.8°F in Summer, and 57.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Newport 67.1°F 20mi
Cardiff 67.3°F 25mi
Barry 67.3°F 30mi
Portland 66.6°F 62mi

* current water temperature in this city

** straight line distance from Bristol