19.09
sat
sat
Day
91°F
W 4 mph
Precip.
1%
1%
Night
73°F
S 1 mph
Precip.
50%
50%
20.09
sun
sun
Day
90°F
W 2 mph
Precip.
17%
17%
Night
75°F
NW 2 mph
Precip.
24%
24%
21.09
mon
mon
Day
88°F
NW 3 mph
Precip.
13%
13%
Night
73°F
NW 2 mph
Precip.
15%
15%
22.09
tue
tue
Day
90°F
SW 2 mph
Precip.
1%
1%
Night
77°F
NW 3 mph
Precip.
12%
12%
23.09
wed
wed
Day
90°F
W 6 mph
Precip.
4%
4%
Night
73°F
SW 4 mph
Precip.
23%
23%
24.09
thu
thu
Day
82°F
SW 6 mph
Precip.
10%
10%
Night
73°F
W 2 mph
Precip.
27%
27%
25.09
fri
fri
Day
84°F
W 5 mph
Precip.
36%
36%
Night
72°F
SW 3 mph
Precip.
41%
41%
sea water
temperature
temperature
| Jekyll Island |
monthly
weather
weather
| Jekyll Island |
current
weather
weather
| Jekyll Island |
14 days
forecast
forecast
| Jekyll Island |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 84.9°F. The highest and lowest sea temperatures during the month were 86.4°F and 83.3°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 74.7°F. The highest and lowest sea temperatures during the month were 80.8°F and 68.2°F.
Air temperature in Jekyll Island, °F
Precipitation total in Jekyll Island, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Jekyll Island
Jekyll Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Jekyll Island
Local time: 05:19
September 19, saturday
0600
72°F
SE
2 mph
2 mph
0900
81°F
S
2 mph
2 mph
1200
91°F
W
4 mph
4 mph
1500
88°F
NW
8 mph
8 mph
1800
82°F
NW
6 mph
6 mph
2100
73°F
NW
2 mph
2 mph
September 20, sunday
0000
73°F
S
1 mph
1 mph
0300
72°F
S
2 mph
2 mph
