All data are in degrees Fahrenheit

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Water temperature in Cambridge

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

53.4

°F

June 14, 13:40

Trend:

stable

Yesterday:

53.6°F

Tomorrow:

53.5°F

Sunrise:

07:39

Sunset:

16:42

Day Length:

9 h. 3 min.

Cambridge in June

Minimum:

61.9°F

Average:

64.4°F

Maximum:

67.5°F

Sea water temperature in Cambridge today

As of now, in Cambridge, the water temperature is 53.4°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 0.8°F higher 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 maximum temperature for this date. The maximum temperature recorded for this date was 53.8°F on 2016, while the historical minimum was 51.3°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Cambridge

Date Current Year

actual* / forecast**

last year 10 years average
May 31 56.2°F 53.8°F 54.1°F
Jun 1 56.0°F 52.7°F 53.9°F
Jun 2 56.0°F 53.1°F 53.9°F
Jun 3 56.2°F 52.8°F 53.9°F
Jun 4 56.3°F 53.3°F 53.9°F
Jun 5 55.6°F 53.5°F 53.9°F
Jun 6 55.4°F 53.8°F 53.7°F
Jun 7 56.0°F 53.0°F 53.7°F
Jun 8 55.0°F 53.2°F 53.5°F
Jun 9 53.7°F 53.3°F 53.5°F
Jun 10 52.2°F 53.3°F 53.2°F
Jun 11 53.1°F 53.4°F 53.1°F
Jun 12 53.2°F 52.7°F 52.8°F
Jun 13 53.6°F 52.8°F 52.8°F
Jun 14 53.4°F 52.0°F 52.7°F
Jun 15 53.5°F 52.3°F 52.7°F
Jun 16 53.6°F 51.6°F 52.8°F
Jun 17 53.3°F 51.4°F 52.6°F
Jun 18 53.2°F 51.0°F 52.5°F
Jun 19 53.0°F 51.4°F 52.2°F
Jun 20 52.8°F 51.9°F 52.1°F
Jun 21 52.7°F 49.8°F 51.9°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 Cambridge by month

In an average year, Cambridge offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Cambridge was recorded on January 29, 2018, reaching a 71.5°F. While the coldest temperature occurred on July 25, 2025, dipping to 46.8°F. The average readings by season are 64.5°F in Winter, 60.1°F in Spring, 51.4°F in Summer, and 55.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hobart 53.4°F 7mi
Kingston 54.7°F 12mi
Brighton 50.8°F 14mi

* current water temperature in this city

** straight line distance from Cambridge