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
26th Dec
23

14

9

3
Saturday
27th Dec
23

15

5

2
Sunday
28th Dec
22

15

5

3
Monday
29th Dec
22

10

1

3
Tuesday
30th Dec
9

2

1

3

5-day weather forecast updated at 04:04 on Thursday 25th December 2025 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 26th December 2025

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

23
°C maximum temperature
14
°C minimum temperature
scattered clouds
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

St Simons Island weather for Saturday 27th December 2025

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 23°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

23
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
23
°C wind chill
13
kph wind from W

St Simons Island weather for Sunday 28th December 2025

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 22°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 west.

22
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
22
°C wind chill
12
kph wind from W

St Simons Island weather for Monday 29th December 2025

Expect mostly cloudy with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a moderate breeze of 21 kph from the west.

22
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
18
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
kph wind from W

St Simons Island weather for Tuesday 30th December 2025

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.