World Resorts USA St. Simons Island Weather

St. Simons Island 14 Days Forecast

26.02
thu
Day
66°F
N 12 mph
Precip.
0%
Night
64°F
NE 6 mph
Precip.
0%
27.02
fri
Day
61°F
N 8 mph
Precip.
0%
Night
61°F
S 4 mph
Precip.
0%
28.02
sat
Day
59°F
SW 9 mph
Precip.
100%
Night
57°F
W 4 mph
Precip.
0%
01.03
sun
Day
57°F
SW 7 mph
Precip.
0%
Night
57°F
W 7 mph
Precip.
0%
02.03
mon
Day
63°F
SW 15 mph
Precip.
0%
Night
54°F
SW 20 mph
Precip.
88%
03.03
tue
Day
55°F
SW 17 mph
Precip.
0%
Night
54°F
S 9 mph
Precip.
0%
04.03
wed
Day
63°F
W 7 mph
Precip.
0%
Night
63°F
NW 6 mph
Precip.
87%
05.03
thu
Day
72°F
NW 6 mph
Precip.
74%
Night
63°F
NW 5 mph
Precip.
0%
06.03
fri
Day
70°F
NW 8 mph
Precip.
0%
Night
64°F
NW 9 mph
Precip.
0%
07.03
sat
Day
72°F
NW 9 mph
Precip.
0%
Night
63°F
N 6 mph
Precip.
0%
08.03
sun
Day
70°F
NW 6 mph
Precip.
85%
Night
63°F
NW 6 mph
Precip.
0%
09.03
mon
Day
70°F
NW 6 mph
Precip.
0%
Night
63°F
NW 6 mph
Precip.
0%
10.03
tue
Day
68°F
NW 7 mph
Precip.
0%
Night
61°F
NW 6 mph
Precip.
0%
11.03
wed
Day
70°F
NW 8 mph
Precip.
0%
Night
64°F
NW 7 mph
Precip.
0%

Sea water temperature in February, °F

Show year:
2026
2025
2024

The average sea water temperature in February of 2026 was 51.1°F. The highest and lowest sea temperatures during the month were 57.2°F and 45.7°F.

Sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 60.6°F. The highest and lowest sea temperatures during the month were 66.9°F and 56.8°F.

Air temperature in St. Simons Island, °F

Precipitation total in St. Simons Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in St. Simons Island

Sunniest months:
January 15 days
October 15 days
March 14 days
Warmest months:
July 88.3 °F
August 86.9 °F
June 86.1 °F
Warmest sea temp:
August 85.1 °F
July 84.6 °F
September 82.0 °F
Coldest months:
January 59.4 °F
December 62.5 °F
February 64.8 °F
Rainiest months:
August 5 days
July 5 days
September 4 days
Windiest months:
January 6.9 mph
December 6.8 mph
October 6.7 mph

St. Simons Island on a weather map

St. Simons Island
+72°F
NE 11 mph
Feels like: +75°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+72°F
+72°F
+82°F
+77°F
+75°F
+73°F
+68°F
+45°F
+81°F
+59°F
+73°F
+77°F
+77°F
+36°F
24 Hours Forecast
St. Simons Island
Local time: 16:25
February 26, thursday
1800
72°F
NE
8 mph
2100
66°F
NE
8 mph
February 27, friday
0000
64°F
NE
6 mph
0300
63°F
NE
6 mph
0600
61°F
NE
6 mph
0900
61°F
N
7 mph
1200
61°F
N
8 mph
1500
64°F
SE
5 mph
Units of measurement: °C / °F