All data are in degrees Fahrenheit

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Water temperature in Bath

Detailed information about the current water temperature in Bath. 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.
Water temperature in Bath now

34.5

°F

April 9, 03:14

Trend:

increasing

Yesterday:

34.2°F

Tomorrow:

34.6°F

Sunrise:

06:35

Sunset:

19:44

Day Length:

13 h. 9 min.

Bath in April

Minimum:

34.8°F

Average:

38.2°F

Maximum:

41.6°F

Water temperature in Bath today

As of now, in Bath, the water temperature is 34.5°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 2.4°F lower 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 stay about the same.

Recent water 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 40.1°F on 2021, while the historical minimum was 35.0°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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 35.0°F, with minimum temperature starting at 34.4°F, while the maximum might reach 35.8°F.

Daily water temperature in Bath

Date Current Year

actual* / forecast**

last year 10 years average
Mar 26 33.2°F 33.6°F 34.2°F
Mar 27 33.8°F 34.0°F 34.3°F
Mar 28 34.2°F 34.5°F 34.6°F
Mar 29 33.5°F 34.6°F 34.9°F
Mar 30 33.4°F 34.6°F 34.8°F
Mar 31 33.5°F 35.3°F 35.0°F
Apr 1 33.6°F 35.4°F 35.1°F
Apr 2 33.6°F 35.5°F 35.1°F
Apr 3 32.6°F 35.3°F 35.1°F
Apr 4 33.1°F 35.2°F 35.2°F
Apr 5 34.0°F 35.2°F 35.5°F
Apr 6 34.0°F 35.1°F 35.6°F
Apr 7 34.1°F 35.2°F 36.1°F
Apr 8 34.2°F 35.3°F 36.5°F
Apr 9 34.5°F 35.4°F 36.9°F
Apr 10 34.6°F 37.2°F 37.0°F
Apr 11 34.6°F 36.7°F 37.0°F
Apr 12 34.4°F 36.7°F 36.8°F
Apr 13 34.6°F 36.8°F 37.0°F
Apr 14 35.3°F 37.2°F 37.7°F
Apr 15 35.8°F 37.3°F 38.2°F
Apr 16 35.7°F 38.4°F 38.0°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.

In Bath, August is the only month that offers comfortable swimming conditions. The amount of days when the water is warm enough is only 24.
The warmest water in Bath was recorded on July 11, 2020, reaching a 77.8°F. While the coldest temperature occurred on January 24, 2026, dipping to 32.0°F. The average readings by season are 36.9°F in Winter, 40.0°F in Spring, 68.3°F in Summer, and 60.5°F in Autumn.