All data are in degrees Fahrenheit

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Water temperature in Brighton

Detailed information about the current water temperature in Brighton. 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 Brighton now

54.5

°F

May 15, 11:30

Trend:

decreasing

Yesterday:

54.8°F

Tomorrow:

54.4°F

Sunrise:

07:15

Sunset:

16:59

Day Length:

9 h. 44 min.

Brighton in May

Minimum:

60.2°F

Average:

63.3°F

Maximum:

65.3°F

Sea water temperature in Brighton today

As of now, in Brighton, the water temperature is 54.5°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 2.1°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 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 57.6°F on 2017, while the historical minimum was 54.0°F on 2025.

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 shows a gradual cooling trend. The average temperature is expected to be 53.8°F, the minimum temperature may reach 53.2°F, and the maximum might stay at 54.4°F.

Daily water temperature in Brighton

Date Current Year

actual* / forecast**

last year 10 years average
May 1 57.4°F 58.9°F 58.4°F
May 2 58.0°F 58.9°F 58.4°F
May 3 56.8°F 58.8°F 58.2°F
May 4 57.3°F 58.7°F 58.2°F
May 5 57.3°F 58.6°F 58.0°F
May 6 57.3°F 58.0°F 57.8°F
May 7 56.9°F 57.8°F 57.6°F
May 8 57.0°F 57.6°F 57.5°F
May 9 54.8°F 57.5°F 57.2°F
May 10 53.6°F 57.2°F 56.9°F
May 11 53.4°F 57.1°F 56.7°F
May 12 53.7°F 57.0°F 56.7°F
May 13 54.3°F 56.6°F 56.8°F
May 14 54.8°F 56.6°F 56.9°F
May 15 54.5°F 54.0°F 56.6°F
May 16 54.4°F 53.8°F 56.5°F
May 17 54.3°F 54.1°F 56.4°F
May 18 54.2°F 54.2°F 56.3°F
May 19 53.9°F 54.3°F 56.1°F
May 20 53.6°F 52.6°F 55.7°F
May 21 53.4°F 52.8°F 55.5°F
May 22 53.2°F 53.3°F 55.4°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.

Sea water temperature in Brighton by month

In an average year, Brighton offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Brighton was recorded on January 29, 2018, reaching a 70.2°F. While the coldest temperature occurred on August 12, 2025, dipping to 47.1°F. The average readings by season are 63.3°F in Winter, 59.8°F in Spring, 52.5°F in Summer, and 54.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hobart 56.6°F 13mi
Cambridge 55.6°F 14mi
Kingston 56.9°F 19mi

* current water temperature in this city

** straight line distance from Brighton