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.

Friday
9th Jan
23

16

4

3
Saturday
10th Jan
25

17

7

4
Sunday
11th Jan
18

7

4

1
Monday
12th Jan
12

5

10

3
Tuesday
13th Jan
16

5

4

4

5-day weather forecast updated at 04:04 on Friday 9th 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 Friday 9th January 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

23
°C maximum temperature
16
°C minimum temperature
broken clouds
4
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 scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

25
°C maximum temperature
17
°C minimum temperature
scattered clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
14
kph wind from S

St Simons Island weather for Sunday 11th January 2026

Expect mostly cloudy with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 18°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a moderate breeze of 22 kph from the north-west.

18
°C maximum temperature
7
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
1
UV index (Low)
11
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
22
kph wind from NW

St Simons Island weather for Monday 12th January 2026

Expect clear skies in St Simons Island, Georgia (USA) with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north.

12
°C maximum temperature
5
°C minimum temperature
clear skies
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from N

St Simons Island weather for Tuesday 13th January 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.