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

42.0

°F

January 27, 02:37

Trend:

stable

Yesterday:

41.9°F

Tomorrow:

42.0°F

Sunrise:

07:56

Sunset:

16:51

Day Length:

8 h. 55 min.

Bristol in February

Minimum:

42.4°F

Average:

45.8°F

Maximum:

49.5°F

Sea water temperature in Bristol today

As of now, in Bristol, the water temperature is 42.0°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.9°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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 46.0°F on 2016, while the historical minimum was 41.3°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 41.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Bristol

Date Current Year

actual* / forecast**

last year 10 years average
Jan 13 42.1°F 43.0°F 44.8°F
Jan 14 40.3°F 43.4°F 44.6°F
Jan 15 40.7°F 43.2°F 44.4°F
Jan 16 41.0°F 43.5°F 44.5°F
Jan 17 41.3°F 43.7°F 44.5°F
Jan 18 40.9°F 44.0°F 44.4°F
Jan 19 41.5°F 44.3°F 44.3°F
Jan 20 41.8°F 44.4°F 44.3°F
Jan 21 40.7°F 44.0°F 44.1°F
Jan 22 41.4°F 44.1°F 44.0°F
Jan 23 41.1°F 43.1°F 43.8°F
Jan 24 42.0°F 43.3°F 44.0°F
Jan 25 42.2°F 42.2°F 43.9°F
Jan 26 41.9°F 40.9°F 43.8°F
Jan 27 42.0°F 41.3°F 43.9°F
Jan 28 42.0°F 41.8°F 43.8°F
Jan 29 41.7°F 40.4°F 43.6°F
Jan 30 41.7°F 41.5°F 43.6°F
Jan 31 41.9°F 42.2°F 43.8°F
Feb 1 41.7°F 42.2°F 43.6°F
Feb 2 41.9°F 42.6°F 43.7°F
Feb 3 41.6°F 42.7°F 43.5°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 23, 2021, reaching a 71.4°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, 50.2°F in Spring, 64.5°F in Summer, and 57.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Newport 41.7°F 20mi
Cardiff 42.5°F 25mi
Barry 43.5°F 30mi
Portland 48.0°F 62mi

* current water temperature in this city

** straight line distance from Bristol