Water temperature in Alderney in February

Is it warm enough to swim in Alderney in February? Average water temperature in Alderney in February is 9.6°C and therefore is not suitable for comfortable swimming. The warmest sea in Alderney in February is 10.8°C, and the coldest is 7.9°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Alderney

Changes water temperature in Alderney in February 2025, 2024

To get an accurate forecast for the water temperature in Alderney for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Alderney, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of February.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 February	10.2°C	10.1°C	8.4°C	10.4°C
2 February	10.2°C	10°C	8.5°C	10.7°C
3 February	10.1°C	9.8°C	8.4°C	10.4°C
4 February	10.3°C	9.8°C	8.5°C	10.4°C
5 February	10.1°C	9.8°C	8.7°C	10.3°C
6 February	9.9°C	9.8°C	8.6°C	10.4°C
7 February	9.9°C	9.8°C	8.7°C	10.5°C
8 February	9.9°C	9.8°C	8.6°C	10.5°C
9 February	9.9°C	10.3°C	8.5°C	10.3°C
10 February	9.9°C	10.3°C	8.3°C	10.3°C
11 February	9.8°C	10.5°C	8.2°C	10.5°C
12 February	9.8°C	10.5°C	8°C	10.5°C
13 February	9.8°C	10.4°C	8°C	10.4°C
14 February	9.7°C	10.2°C	8.1°C	10.5°C
15 February	9.5°C	10°C	7.9°C	10.6°C

Day	2025	2024	Min	Max
16 February	9.1°C	10.4°C	7.9°C	10.4°C
17 February	9.6°C	10.3°C	8°C	10.3°C
18 February	9.5°C	10.8°C	8°C	10.8°C
19 February	9.5°C	10.5°C	8°C	10.5°C
20 February	9.6°C	10.5°C	7.9°C	10.5°C
21 February	9.5°C	10.7°C	7.9°C	10.7°C
22 February	10°C	10.5°C	8°C	10.5°C
23 February	9.8°C	10.4°C	8.1°C	10.4°C
24 February	9.7°C	10.4°C	8°C	10.4°C
25 February	9.8°C	10.3°C	8°C	10.3°C
26 February	9.8°C	10.4°C	8°C	10.4°C
27 February	9.8°C	10.2°C	8°C	10.2°C
28 February	9.8°C	9.8°C	8°C	10°C
1 February		10.3°C	9.4°C	10.3°C

Average water temperature in Alderney in February over a decade

2016	2017	2018	2019	2020
10.1°C	9.8°C	9.6°C	9.9°C	9.9°C

2021	2022	2023	2024	2025
9.4°C	10.2°C	9.8°C	10.2°C	9.8°C

Alderney sea state in February

Chart comparing the height of waves in Alderney in February over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Alderney water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in February. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
La Hague	9.2°C	7.6°C	10.7°C
Vauville	9.2°C	7.6°C	10.7°C
Siouville-Hague	9.1°C	7.5°C	10.7°C
Sark	9.2°C	7.6°C	10.4°C
Querqueville	9°C	7.3°C	10.4°C
Vazon	9.6°C	8°C	11°C
Le Rozel	8.7°C	7°C	10.2°C
Sciotot	8.7°C	7°C	10.2°C
Saint Peter Port	9.6°C	7.9°C	10.9°C
Equeurdreville Hainneville	9°C	7.3°C	10.3°C

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Our report for Alderney is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature