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Grand Bay NERR Sound Sea Temperature in April

Mississippi, United States

March Grand Bay NERR Sound year-round → May

Average sea temperature for Grand Bay NERR Sound, United States across April, based on 10 years of daily readings.

Average

22.07° C

High

26.88° C

Low

18.8° C

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

April is the 7th warmest of 12 months at Grand Bay NERR Sound. On average the water sits 1.2° than the year-round mean of 23.28° C.

Compared to March, April is 2.9° warmer than (19.21° C in March). By May the water is usually 25.65° C.

Grand Bay NERR Sound Day-by-Day Water Temperature in April

10-year low, average and high

17.5° C
20.3° C
23.0° C
25.8° C
28.5° C
1
5
10
15
20
25
30
Day-by-day low and high band with the 10-year daily average through April. Range Average

Each vertical bar above is one day of April. 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 Grand Bay NERR Sound.

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.

April Water Temperature Table for Grand Bay NERR Sound

10-year daily averages

Day Average Low High
April 1 20.84° C 18.9° C 22.12° C
April 2 21.05° C 18.8° C 22.18° C
April 3 21.25° C 18.82° C 22.54° C
April 4 21.4° C 18.84° C 22.81° C
April 5 21.6° C 19.05° C 23.22° C
April 6 21.68° C 19.59° C 23.48° C
April 7 21.57° C 19.68° C 22.86° C
April 8 21.57° C 19.78° C 23.8° C
April 9 21.55° C 20.2° C 23.74° C
April 10 21.45° C 20.05° C 23.67° C
April 11 21.52° C 20.22° C 23.35° C
April 12 21.37° C 20.31° C 22.68° C
April 13 21.56° C 20.6° C 22.5° C
April 14 21.82° C 21.12° C 22.93° C
April 15 21.9° C 21.25° C 23.46° C
April 16 21.91° C 20.97° C 23.96° C
April 17 22.11° C 20.93° C 24.54° C
April 18 22.32° C 20.94° C 24.95° C
April 19 22.41° C 20.84° C 24.79° C
April 20 22.32° C 20.51° C 23.62° C
April 21 22.34° C 20.49° C 23.5° C
April 22 22.4° C 20.47° C 23.63° C
April 23 22.27° C 20.29° C 23.98° C
April 24 22.31° C 20.26° C 24.25° C
April 25 22.67° C 20.88° C 24.84° C
April 26 23.05° C 21.25° C 25.39° C
April 27 23.22° C 21.39° C 25.95° C
April 28 23.45° C 21.78° C 26.6° C
April 29 23.58° C 22.03° C 26.86° C
April 30 23.7° C 21.64° C 26.88° C

Where April Sits in the Year

April highlighted

8.0° C
14.6° C
21.3° C
27.9° C
34.5° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
15.08° C
15.83° C
19.21° C
22.07° C
25.65° C
28.76° C
30.15° C
30.4° C
28.94° C
25.28° C
20.83° C
17.21° C
10-year monthly history for Grand Bay NERR Sound. 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 April

Compare other United States water for the same month

Grand Bay NERR Sound Location

30.4132, -88.4029

30.41320, -88.40290 View on OpenStreetMap →

Grand Bay NERR Sound sits at 30.4132°N, 88.4029°W, on the coast of Mississippi, United States. 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 Grand Bay NERR Sound