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

69.5

°F

July 17, 22:05

Trend:

stable

Yesterday:

74.8°F

Tomorrow:

70.1°F

Sunrise:

05:39

Sunset:

20:47

Day Length:

15 h. 8 min.

Bath in July

Minimum:

34.1°F

Average:

37.3°F

Maximum:

39.6°F

Water temperature in Bath today

As of now, in Bath, the water temperature is 69.5°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 2.3°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 considerably 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 76.1°F on 2020, while the historical minimum was 69.3°F on 2022.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 70.0°F, with minimum temperature starting at 69.5°F, while the maximum might reach 70.3°F.

Daily water temperature in Bath

Date Current Year

actual* / forecast**

last year 10 years average
Jul 3 71.4°F 66.0°F 66.9°F
Jul 4 70.1°F 66.5°F 67.6°F
Jul 5 70.0°F 65.7°F 68.0°F
Jul 6 70.9°F 66.3°F 69.0°F
Jul 7 70.7°F 67.0°F 69.8°F
Jul 8 70.1°F 69.6°F 70.3°F
Jul 9 71.7°F 70.0°F 70.5°F
Jul 10 72.3°F 69.4°F 70.5°F
Jul 11 72.8°F 70.8°F 70.9°F
Jul 12 73.3°F 71.5°F 71.3°F
Jul 13 73.3°F 73.0°F 71.8°F
Jul 14 74.1°F 75.0°F 71.8°F
Jul 15 74.2°F 74.9°F 71.6°F
Jul 16 74.8°F 74.0°F 71.9°F
Jul 17 69.5°F 74.6°F 71.9°F
Jul 18 70.1°F 75.2°F 72.4°F
Jul 19 69.5°F 73.0°F 71.9°F
Jul 20 69.6°F 72.4°F 71.9°F
Jul 21 70.2°F 72.5°F 72.5°F
Jul 22 70.1°F 72.1°F 72.4°F
Jul 23 70.1°F 71.2°F 72.5°F
Jul 24 70.3°F 72.1°F 72.6°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.