St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 23°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Wednesday
7th Jan
23

16

5

3
Thursday
8th Jan
21

15

3

2
Friday
9th Jan
23

15

5

3
Saturday
10th Jan
24

16

8

4
Sunday
11th Jan
21

9

4

2

5-day weather forecast updated at 04:03 on Wednesday 7th January 2026 GMT

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The 5-day weather forecast for Georgia (USA) (St Simons Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Simons Island weather forecast by day

Below are the detailed weather forecasts for St Simons Island for the next 5 days.

St Simons Island weather for Wednesday 7th January 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

23
°C maximum temperature
16
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
12
kph wind from SW

St Simons Island weather for Thursday 8th January 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 21°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

21
°C maximum temperature
15
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
21
°C wind chill
10
kph wind from E

St Simons Island weather for Friday 9th January 2026

23
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
12
kph wind from SE

St Simons Island weather for Saturday 10th January 2026

Expect sunshine and showers in St Simons Island, Georgia (USA) with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 12% chance of some rain and a gentle breeze of 15 kph from the south.

24
°C maximum temperature
16
°C minimum temperature
sunshine and showers
8
hours of sunshine
4
UV index (Moderate)
12
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
15
kph wind from S

St Simons Island weather for Sunday 11th January 2026

Expect sunshine and showers in St Simons Island, Georgia (USA) with a maximum temperature of 21°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a gentle breeze of 19 kph from the north-west.