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

39.0

°F

March 17, 06:25

Trend:

stable

Yesterday:

39.5°F

Tomorrow:

39.0°F

Sunrise:

06:54

Sunset:

18:54

Day Length:

12 h. 0 min.

Bristol in March

Minimum:

36.1°F

Average:

42.1°F

Maximum:

46.6°F

Sea water temperature in Bristol today

As of now, in Bristol, the water temperature is 39.0°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 2.3°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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 46.0°F on 2024, while the historical minimum was 38.4°F on 2018.

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 39.2°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
Mar 3 34.6°F 37.8°F 38.9°F
Mar 4 33.7°F 37.6°F 39.2°F
Mar 5 35.4°F 37.4°F 39.3°F
Mar 6 33.4°F 37.3°F 38.8°F
Mar 7 33.3°F 38.4°F 39.0°F
Mar 8 34.2°F 38.6°F 39.2°F
Mar 9 35.1°F 38.0°F 39.4°F
Mar 10 37.1°F 38.4°F 39.9°F
Mar 11 39.8°F 40.7°F 40.3°F
Mar 12 40.6°F 41.6°F 40.6°F
Mar 13 39.9°F 40.7°F 40.8°F
Mar 14 39.7°F 43.3°F 41.0°F
Mar 15 39.6°F 43.8°F 41.1°F
Mar 16 39.5°F 43.9°F 40.8°F
Mar 17 39.0°F 43.8°F 41.3°F
Mar 18 39.0°F 43.7°F 41.3°F
Mar 19 39.1°F 43.6°F 41.4°F
Mar 20 39.1°F 42.8°F 41.4°F
Mar 21 38.8°F 42.8°F 41.1°F
Mar 22 39.5°F 43.8°F 41.8°F
Mar 23 39.7°F 44.2°F 42.0°F
Mar 24 39.5°F 44.2°F 41.9°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 46 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 14, 2026, dipping to 32.0°F. The average readings by season are 40.8°F in Winter, 47.7°F in Spring, 71.3°F in Summer, and 62.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Providence 38.3°F 13mi
Newport 37.9°F 13mi
Plymouth 38.3°F 36mi
South Boston 37.9°F 47mi
Boston 37.9°F 48mi

* current water temperature in this city

** straight line distance from Bristol