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 18.11°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

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.

64.6

°F

August 13, 03:58

Trend:

increasing

Yesterday:

64.5°F

Tomorrow:

64.7°F

Sunrise:

05:58

Sunset:

20:31

Day Length:

14 h. 33 min.

Saint Peter Port in August

Minimum:

50.7°F

Average:

52.3°F

Maximum:

53.8°F

Sea water temperature in Saint Peter Port today

As of now, in Saint Peter Port, the water temperature is 64.6°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 1.8°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

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 64.1°F on 2022, while the historical minimum was 61.4°F on 2021.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 64.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Saint Peter Port

Date	Current Year actual* / forecast**	last year	10 years average
Jul 30	63.1°F	62.7°F	61.8°F
Jul 31	63.7°F	63.1°F	62.0°F
Aug 1	63.3°F	63.1°F	62.1°F
Aug 2	63.4°F	63.3°F	62.2°F
Aug 3	63.6°F	63.7°F	62.3°F
Aug 4	63.8°F	62.3°F	62.3°F
Aug 5	64.1°F	63.3°F	62.6°F
Aug 6	63.7°F	63.3°F	62.5°F
Aug 7	63.8°F	64.3°F	62.7°F
Aug 8	63.8°F	63.8°F	62.7°F
Aug 9	64.3°F	63.8°F	62.7°F
Aug 10	64.6°F	63.9°F	62.8°F
Aug 11	64.7°F	64.0°F	62.8°F
Aug 12	64.5°F	63.5°F	62.7°F
Aug 13	64.6°F	63.5°F	62.8°F
Aug 14	64.7°F	63.2°F	62.8°F
Aug 15	64.8°F	63.7°F	62.9°F
Aug 16	64.9°F	63.6°F	63.1°F
Aug 17	64.9°F	63.9°F	63.1°F
Aug 18	65.0°F	63.9°F	63.2°F
Aug 19	64.8°F	63.4°F	63.0°F
Aug 20	64.8°F	64.4°F	63.0°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, 51.2°F in Spring, 60.2°F in Summer, and 60.9°F in Autumn.