What is the current water temperature in Bath?

Q: What is the current water temperature in Bath?

As of now, in Bath, the water temperature is 9.7°C. 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.

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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.

49.5

°F

May 21, 04:12

Trend:

stable

Yesterday:

51.2°F

Tomorrow:

49.7°F

Sunrise:

05:35

Sunset:

20:33

Day Length:

14 h. 58 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 49.5°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 0.6°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 notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 59.4°F on 2024, while the historical minimum was 45.5°F on 2018.

latest data

last year

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 51.1°F, with minimum temperature starting at 49.7°F, while the maximum might reach 51.8°F.

Daily water temperature in Bath

Date	Current Year actual* / forecast**	last year	10 years average
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	46.8°F
May 15	45.1°F	47.1°F	47.5°F
May 16	45.9°F	47.2°F	47.6°F
May 17	46.6°F	47.9°F	48.2°F
May 18	47.9°F	47.0°F	48.6°F
May 19	47.7°F	47.4°F	49.4°F
May 20	51.2°F	47.8°F	49.9°F
May 21	49.5°F	49.4°F	50.0°F
May 22	49.7°F	49.6°F	50.3°F
May 23	50.4°F	49.7°F	51.0°F
May 24	50.8°F	49.9°F	51.4°F
May 25	51.6°F	50.2°F	52.1°F
May 26	51.8°F	50.0°F	52.3°F
May 27	51.6°F	49.5°F	52.2°F
May 28	51.8°F	51.4°F	52.4°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.

Water temperature in Bath by month

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.