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

71.1

°F

September 7, 08:28

Trend:

decreasing

Yesterday:

72.4°F

Tomorrow:

70.8°F

Sunrise:

06:17

Sunset:

19:09

Day Length:

12 h. 52 min.

Bristol in September

Minimum:

33.9°F

Average:

40.5°F

Maximum:

43.1°F

Sea water temperature in Bristol today

As of now, in Bristol, the water temperature is 71.1°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 0.9°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature closely matches the previous two weeks' average, indicating a stable trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 76.7°F on 2018, while the historical minimum was 68.4°F on 2017.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 70.4°F, the minimum temperature may reach 69.8°F, and the maximum might stay at 70.8°F.

Daily water temperature in Bristol

Date Current Year

actual* / forecast**

last year 10 years average
Aug 24 70.8°F 71.3°F 72.9°F
Aug 25 71.1°F 72.3°F 73.1°F
Aug 26 72.3°F 73.2°F 73.3°F
Aug 27 72.2°F 73.0°F 73.7°F
Aug 28 71.6°F 72.4°F 73.3°F
Aug 29 71.7°F 73.2°F 73.1°F
Aug 30 71.8°F 72.5°F 72.7°F
Aug 31 71.3°F 71.7°F 72.8°F
Sep 1 70.8°F 71.9°F 72.7°F
Sep 2 70.4°F 71.8°F 72.4°F
Sep 3 70.2°F 71.2°F 71.8°F
Sep 4 70.4°F 70.7°F 71.5°F
Sep 5 70.5°F 70.7°F 71.5°F
Sep 6 72.4°F 70.5°F 72.0°F
Sep 7 71.1°F 70.8°F 72.0°F
Sep 8 70.8°F 69.7°F 71.7°F
Sep 9 70.6°F 70.1°F 71.5°F
Sep 10 70.4°F 69.7°F 71.3°F
Sep 11 70.3°F 69.9°F 71.2°F
Sep 12 69.8°F 70.2°F 70.7°F
Sep 13 70.4°F 69.6°F 71.2°F
Sep 14 70.2°F 69.1°F 71.1°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 Bristol, the months July through August offer comfortable swimming conditions, which amounts to 41 swimming days.
The warmest water in Bristol was recorded on August 10, 2022, reaching a 80.6°F. While the coldest temperature occurred on February 19, 2025, dipping to 33.2°F. The average readings by season are 41.3°F in Winter, 47.4°F in Spring, 71.0°F in Summer, and 62.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Providence 71.5°F 13mi
Newport 69.1°F 13mi
Plymouth 67.0°F 36mi
South Boston 66.1°F 47mi
Boston 65.0°F 48mi

* current water temperature in this city

** straight line distance from Bristol