What is the current water temperature in Saint Peter Port?

Q: What is the current water temperature in Saint Peter Port?

As of now, in Saint Peter Port, the water temperature is 10.73°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.

Guernsey > Saint Peter Port

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.

51.3

°F

January 17, 00:26

Trend:

decreasing

Yesterday:

51.5°F

Tomorrow:

51.2°F

Sunrise:

08:00

Sunset:

16:42

Day Length:

8 h. 42 min.

Saint Peter Port in January

Minimum:

52.1°F

Average:

52.9°F

Maximum:

54.3°F

Sea water temperature in Saint Peter Port today

As of now, in Saint Peter Port, the water temperature is 51.3°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 lower 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature slightly varies from the average of the past two weeks. 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 52.0°F on 2019, while the historical minimum was 50.8°F on 2021.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 50.9°F, the minimum temperature may reach 50.6°F, and the maximum might stay at 51.2°F.

Daily water temperature in Saint Peter Port

Date	Current Year actual* / forecast**	last year	10 years average
Jan 3	51.9°F	53.4°F	52.9°F
Jan 4	51.7°F	52.8°F	52.8°F
Jan 5	51.9°F	52.7°F	52.6°F
Jan 6	51.4°F	53.2°F	52.6°F
Jan 7	51.7°F	53.0°F	52.4°F
Jan 8	50.7°F	52.8°F	52.3°F
Jan 9	50.7°F	52.6°F	52.1°F
Jan 10	51.2°F	52.7°F	52.2°F
Jan 11	51.5°F	52.2°F	52.2°F
Jan 12	51.4°F	52.5°F	52.1°F
Jan 13	51.0°F	52.5°F	52.0°F
Jan 14	51.0°F	51.9°F	51.9°F
Jan 15	51.6°F	52.0°F	51.9°F
Jan 16	51.5°F	51.6°F	51.8°F
Jan 17	51.3°F	51.3°F	51.6°F
Jan 18	51.2°F	51.2°F	51.5°F
Jan 19	51.0°F	51.3°F	51.4°F
Jan 20	50.9°F	51.1°F	51.2°F
Jan 21	51.0°F	51.4°F	51.3°F
Jan 22	50.8°F	51.2°F	51.1°F
Jan 23	50.7°F	50.9°F	51.1°F
Jan 24	50.6°F	51.0°F	50.9°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 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, 51.0°F in Spring, 60.1°F in Summer, and 60.9°F in Autumn.