All data are in degrees Fahrenheit

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Water temperature in Boston

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

84.7

°F

November 23, 12:43

Trend:

stable

Yesterday:

84.7°F

Tomorrow:

84.7°F

Sunrise:

05:29

Sunset:

17:13

Day Length:

11 h. 44 min.

Boston in November

Minimum:

81.7°F

Average:

83.0°F

Maximum:

83.9°F

Sea water temperature in Boston today

As of now, in Boston, the water temperature is 84.7°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is about the same as 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 slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 85.6°F on 2023, while the historical minimum was 83.3°F on 2018.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 84.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Boston

Date Current Year

actual* / forecast**

last year 10 years average
Nov 9 85.9°F 85.7°F 84.8°F
Nov 10 85.8°F 85.8°F 84.8°F
Nov 11 85.6°F 85.8°F 84.9°F
Nov 12 85.8°F 85.8°F 84.9°F
Nov 13 85.7°F 85.8°F 84.9°F
Nov 14 85.6°F 85.7°F 84.8°F
Nov 15 85.4°F 86.7°F 85.0°F
Nov 16 85.4°F 86.0°F 85.0°F
Nov 17 84.9°F 85.4°F 85.0°F
Nov 18 84.4°F 85.5°F 84.8°F
Nov 19 84.3°F 85.6°F 84.7°F
Nov 20 84.6°F 85.4°F 84.7°F
Nov 21 84.8°F 85.4°F 84.7°F
Nov 22 84.7°F 85.1°F 84.7°F
Nov 23 84.7°F 85.0°F 84.7°F
Nov 24 84.7°F 84.9°F 84.7°F
Nov 25 84.7°F 84.9°F 84.7°F
Nov 26 84.6°F 84.7°F 84.6°F
Nov 27 84.5°F 84.7°F 84.5°F
Nov 28 84.4°F 84.5°F 84.4°F
Nov 29 84.4°F 84.4°F 84.4°F
Nov 30 84.3°F 84.3°F 84.3°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 Boston by month

In Boston, the water temperature is comfortable for swimming all year round.
The warmest water in Boston was recorded on October 19, 2024, reaching a 87.6°F. While the coldest temperature occurred on February 10, 2019, dipping to 79.9°F. The average readings by season are 82.9°F in Winter, 84.0°F in Spring, 85.5°F in Summer, and 85.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Santa Maria 84.7°F 10mi
Barcelona 84.5°F 20mi
Santiago 84.8°F 43mi
Tarragona 84.6°F 57mi
La Paz 83.2°F 58mi
Davao 83.8°F 75mi

* current water temperature in this city

** straight line distance from Boston