Skip to content
seatemperatures.net

St. Helena Island Sea Temperature in February

Saint Helena, Saint Helena

January St. Helena Island year-round → March

Average sea temperature for St. Helena Island, Saint Helena across February, based on 10 years of daily readings.

Average

25.04° C

High

26.43° C

Low

23.44° C

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

February is the 3rd warmest of 12 months at St. Helena Island. On average the water sits 2.2° than the year-round mean of 22.81° C.

Compared to January, February is 1.1° warmer than (23.94° C in January). By March the water is usually 25.52° C.

St. Helena Island Day-by-Day Water Temperature in February

10-year low, average and high

22.5° C
23.6° C
24.8° C
25.9° C
27.0° C
1
5
10
15
20
25
29
Day-by-day low and high band with the 10-year daily average through February. Range Average

Each vertical bar above is one day of February. The shaded band covers the range the water has reached on that day across the last 10 years — the lowest reading at the bottom, the highest at the top. The line running through the bars is the daily average over those 10 years, so you can see the typical shape of the month at St. Helena Island.

A narrow band means the temperature on that day has stayed close to the average year on year. A taller band means it has swung more, often because of changeable weather around that time of year. Hovering a day pulls up its low, average, and high.

February Water Temperature Table for St. Helena Island

10-year daily averages

Day Average Low High
February 1 24.74° C 23.44° C 25.71° C
February 2 24.77° C 23.45° C 25.64° C
February 3 24.8° C 23.47° C 25.62° C
February 4 24.88° C 23.73° C 25.74° C
February 5 24.89° C 23.92° C 25.88° C
February 6 24.86° C 23.82° C 25.82° C
February 7 24.87° C 23.79° C 25.79° C
February 8 24.89° C 23.85° C 25.76° C
February 9 24.9° C 23.91° C 25.71° C
February 10 24.93° C 24° C 25.67° C
February 11 24.97° C 24.06° C 25.82° C
February 12 25.05° C 24.03° C 26.06° C
February 13 25.08° C 24.04° C 26.2° C
February 14 25.08° C 24.06° C 26.17° C
February 15 25.04° C 23.99° C 26.05° C
February 16 25.01° C 23.96° C 25.94° C
February 17 25.01° C 23.98° C 25.89° C
February 18 25.02° C 23.97° C 25.93° C
February 19 25.03° C 23.95° C 25.95° C
February 20 25.07° C 23.94° C 26.05° C
February 21 25.11° C 23.95° C 26.1° C
February 22 25.16° C 24° C 26.28° C
February 23 25.21° C 24.07° C 26.42° C
February 24 25.24° C 24.15° C 26.43° C
February 25 25.28° C 24.3° C 26.34° C
February 26 25.34° C 24.45° C 26.3° C
February 27 25.35° C 24.38° C 26.24° C
February 28 25.34° C 24.42° C 26.19° C
February 29 25.51° C 25.16° C 25.86° C

Where February Sits in the Year

February highlighted

18.5° C
20.9° C
23.3° C
25.6° C
28.0° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
23.94° C
25.04° C
25.52° C
25.25° C
24.41° C
23.09° C
21.85° C
20.97° C
20.35° C
20.27° C
20.9° C
22.08° C
10-year monthly history for St. Helena Island. Bars span historical low to high; the line marks the monthly average. Range Average
January → February → March → April → May → June → July → August → September → October → November → December →

Nearby Locations in February

Compare other Saint Helena water for the same month

St. Helena Island Location

-15.9167, -5.7000

-15.91670, -5.70000 View on OpenStreetMap →

St. Helena Island sits at -15.9167°N, 5.7000°W, on the coast of Saint Helena, Saint Helena. The marker on the map shows the spot the readings on this page come from. It usually sits a short distance from the town centre, out on the open water itself, so the numbers stay tied to the coast rather than a generic point inland.

Coastlines bend, headlands focus the water, and the temperature can run noticeably differently between two beaches that look close together on a map. Comparing nearby locations is a quick way to see how local geography is shaping the readings.

Nearest locations to St. Helena Island