What is the current water temperature in Plymouth?

Q: What is the current water temperature in Plymouth?

As of now, in Plymouth, the water temperature is 10.59°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.

United Kingdom > Plymouth

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.

51.1

°F

March 20, 20:25

Trend:

increasing

Yesterday:

50.9°F

Tomorrow:

51.2°F

Sunrise:

06:20

Sunset:

18:29

Day Length:

12 h. 9 min.

Plymouth in March

Minimum:

50.6°F

Average:

51.5°F

Maximum:

52.8°F

Sea water temperature in Plymouth today

As of now, in Plymouth, the water temperature is 51.1°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 2.4°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight 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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 50.1°F on 2024, while the historical minimum was 45.6°F on 2018.

latest data

last year

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 51.5°F, with minimum temperature starting at 51.2°F, while the maximum might reach 51.7°F.

Daily water temperature in Plymouth

Date	Current Year actual* / forecast**	last year	10 years average
Mar 6	50.3°F	49.2°F	48.7°F
Mar 7	50.1°F	49.1°F	48.7°F
Mar 8	49.9°F	49.4°F	48.7°F
Mar 9	50.4°F	49.4°F	48.7°F
Mar 10	50.6°F	49.3°F	48.7°F
Mar 11	50.3°F	49.4°F	48.7°F
Mar 12	50.7°F	49.3°F	48.7°F
Mar 13	50.5°F	49.6°F	48.7°F
Mar 14	50.1°F	49.4°F	48.8°F
Mar 15	49.8°F	49.5°F	48.8°F
Mar 16	49.9°F	49.2°F	48.9°F
Mar 17	50.3°F	49.5°F	49.0°F
Mar 18	50.6°F	49.1°F	49.0°F
Mar 19	50.9°F	49.1°F	49.0°F
Mar 20	51.1°F	49.3°F	48.7°F
Mar 21	51.2°F	49.0°F	48.8°F
Mar 22	51.3°F	49.1°F	48.8°F
Mar 23	51.3°F	49.5°F	48.9°F
Mar 24	51.4°F	49.8°F	49.0°F
Mar 25	51.7°F	50.5°F	49.3°F
Mar 26	51.7°F	49.9°F	49.3°F
Mar 27	51.7°F	50.4°F	49.3°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 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, 51.1°F in Spring, 60.5°F in Summer, and 59.1°F in Autumn.