All data are in degrees Fahrenheit

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Water temperature in Saint Peter Port

Detailed information about the current water temperature in Saint Peter Port. 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 Saint Peter Port now

49.3

°F

March 12, 17:03

Trend:

increasing

Yesterday:

49.0°F

Tomorrow:

49.4°F

Sunrise:

06:31

Sunset:

18:10

Day Length:

11 h. 39 min.

Saint Peter Port in March

Minimum:

52.0°F

Average:

52.9°F

Maximum:

53.8°F

Sea water temperature in Saint Peter Port today

As of now, in Saint Peter Port, the water temperature is 49.3°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 0.3°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 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 aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 50.2°F on 2024, while the historical minimum was 47.3°F on 2018.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 49.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Saint Peter Port

Date Current Year

actual* / forecast**

last year 10 years average
Feb 26 50.1°F 50.7°F 49.6°F
Feb 27 50.1°F 50.6°F 49.5°F
Feb 28 50.1°F 50.5°F 49.5°F
Mar 1 50.3°F 50.8°F 49.4°F
Mar 2 49.9°F 50.6°F 49.4°F
Mar 3 49.2°F 50.6°F 49.3°F
Mar 4 49.9°F 50.5°F 49.2°F
Mar 5 49.9°F 50.8°F 49.3°F
Mar 6 50.1°F 50.3°F 49.2°F
Mar 7 49.9°F 50.6°F 49.2°F
Mar 8 49.8°F 50.4°F 49.2°F
Mar 9 49.5°F 50.1°F 49.0°F
Mar 10 49.3°F 49.8°F 49.0°F
Mar 11 49.0°F 50.4°F 49.0°F
Mar 12 49.3°F 50.2°F 49.0°F
Mar 13 49.4°F 49.9°F 49.1°F
Mar 14 49.3°F 50.3°F 49.0°F
Mar 15 49.5°F 50.5°F 49.2°F
Mar 16 49.5°F 50.6°F 49.2°F
Mar 17 49.5°F 50.5°F 49.2°F
Mar 18 49.5°F 50.8°F 49.2°F
Mar 19 49.5°F 32.0°F 49.2°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 Saint Peter Port by month

In an average year, Saint Peter Port offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Saint Peter Port was recorded on September 9, 2023, reaching a 65.4°F. While the coldest temperature occurred on March 22, 2018, dipping to 46.8°F. The average readings by season are 52.0°F in Winter, 50.9°F in Spring, 60.0°F in Summer, and 60.9°F in Autumn.