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 12.15°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.

53.9

°F

December 22, 05:24

Trend:

stable

Yesterday:

54.1°F

Tomorrow:

53.9°F

Sunrise:

08:04

Sunset:

16:14

Day Length:

8 h. 10 min.

Saint Peter Port in December

Minimum:

51.0°F

Average:

52.1°F

Maximum:

53.1°F

Sea water temperature in Saint Peter Port today

As of now, in Saint Peter Port, the water temperature is 53.9°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. 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 considerably 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 54.9°F on 2015, while the historical minimum was 52.7°F on 2022.

latest data

last year

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 53.7°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
Dec 8	56.4°F	54.8°F	55.3°F
Dec 9	56.2°F	54.9°F	55.1°F
Dec 10	55.7°F	54.7°F	54.9°F
Dec 11	55.6°F	54.2°F	54.8°F
Dec 12	55.4°F	54.5°F	54.7°F
Dec 13	55.1°F	54.7°F	54.6°F
Dec 14	54.9°F	54.7°F	54.6°F
Dec 15	54.7°F	54.9°F	54.4°F
Dec 16	54.6°F	54.8°F	54.3°F
Dec 17	54.1°F	54.5°F	54.1°F
Dec 18	54.2°F	54.4°F	54.0°F
Dec 19	54.2°F	54.2°F	54.0°F
Dec 20	54.2°F	54.2°F	54.0°F
Dec 21	54.1°F	53.6°F	53.8°F
Dec 22	53.9°F	53.6°F	53.6°F
Dec 23	53.9°F	54.1°F	53.6°F
Dec 24	53.8°F	53.9°F	53.5°F
Dec 25	53.8°F	53.7°F	53.5°F
Dec 26	53.6°F	53.4°F	53.3°F
Dec 27	53.6°F	53.3°F	53.3°F
Dec 28	53.5°F	53.7°F	53.3°F
Dec 29	53.5°F	53.7°F	53.3°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 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 51.9°F in Winter, 50.9°F in Spring, 60.0°F in Summer, and 60.9°F in Autumn.