All data are in degrees Fahrenheit

en

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

44.5

°F

May 14, 03:48

Trend:

stable

Yesterday:

45.3°F

Tomorrow:

45.2°F

Sunrise:

05:42

Sunset:

20:26

Day Length:

14 h. 44 min.

Bath in May

Minimum:

35.2°F

Average:

38.0°F

Maximum:

40.0°F

Water temperature in Bath today

As of now, in Bath, the water temperature is 44.5°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 2.5°F lower than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent water 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 minimum temperature for this date. The maximum temperature recorded for this date was 50.6°F on 2023, while the historical minimum was 44.5°F on 2020.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 46.3°F, with minimum temperature starting at 45.2°F, while the maximum might reach 47.5°F.

Daily water temperature in Bath

Date Current Year

actual* / forecast**

last year 10 years average
Apr 30 46.1°F 44.3°F 43.5°F
May 1 45.5°F 43.3°F 43.1°F
May 2 44.6°F 43.3°F 42.9°F
May 3 45.2°F 45.7°F 43.4°F
May 4 45.3°F 45.4°F 43.6°F
May 5 44.0°F 45.4°F 43.6°F
May 6 44.3°F 44.6°F 44.1°F
May 7 44.9°F 45.4°F 44.7°F
May 8 44.6°F 44.3°F 45.3°F
May 9 45.7°F 44.7°F 45.7°F
May 10 45.9°F 45.2°F 46.2°F
May 11 46.3°F 45.2°F 46.1°F
May 12 45.6°F 45.4°F 46.4°F
May 13 45.3°F 48.4°F 46.4°F
May 14 44.5°F 47.5°F 47.0°F
May 15 45.2°F 47.1°F 47.7°F
May 16 45.3°F 47.2°F 47.8°F
May 17 45.9°F 47.9°F 48.4°F
May 18 46.1°F 47.0°F 48.6°F
May 19 47.1°F 47.4°F 49.6°F
May 20 47.3°F 47.8°F 49.8°F
May 21 47.5°F 49.4°F 50.0°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.