All data are in degrees Fahrenheit

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Water temperature in Plymouth

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

63.5

°F

June 24, 11:35

Trend:

increasing

Yesterday:

61.9°F

Tomorrow:

63.6°F

Sunrise:

05:06

Sunset:

21:32

Day Length:

16 h. 26 min.

Plymouth in June

Minimum:

50.4°F

Average:

51.4°F

Maximum:

52.4°F

Sea water temperature in Plymouth today

As of now, in Plymouth, the water temperature is 63.5°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 3.9°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 63.0°F on 2023, while the historical minimum was 57.5°F on 2019.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 63.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Plymouth

Date Current Year

actual* / forecast**

last year 10 years average
Jun 10 56.7°F 56.7°F 57.1°F
Jun 11 57.1°F 57.2°F 57.1°F
Jun 12 56.2°F 57.8°F 57.3°F
Jun 13 56.0°F 58.0°F 57.3°F
Jun 14 56.9°F 58.0°F 57.5°F
Jun 15 57.6°F 58.6°F 57.7°F
Jun 16 57.8°F 59.6°F 58.0°F
Jun 17 58.2°F 59.3°F 58.3°F
Jun 18 57.8°F 59.5°F 58.5°F
Jun 19 58.2°F 60.4°F 58.7°F
Jun 20 58.8°F 61.0°F 58.8°F
Jun 21 58.4°F 62.2°F 59.0°F
Jun 22 60.4°F 62.4°F 59.3°F
Jun 23 61.9°F 61.8°F 59.7°F
Jun 24 63.5°F 60.7°F 59.6°F
Jun 25 63.6°F 60.1°F 59.7°F
Jun 26 63.9°F 60.3°F 60.0°F
Jun 27 63.8°F 61.3°F 59.9°F
Jun 28 63.8°F 61.5°F 59.9°F
Jun 29 63.5°F 61.5°F 59.6°F
Jun 30 63.8°F 61.6°F 59.9°F
Jul 1 63.8°F 61.4°F 59.9°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 Plymouth by month

In an average year, Plymouth offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Plymouth was recorded on August 15, 2022, reaching a 66.6°F. While the coldest temperature occurred on March 20, 2018, dipping to 45.6°F. The average readings by season are 50.9°F in Winter, 51.2°F in Spring, 60.5°F in Summer, and 59.1°F in Autumn.