St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 26°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Tuesday
6th Oct
26

23

1

2
Wednesday
7th Oct
26

23

0

3
Thursday
8th Oct
27

23

0

5
Friday
9th Oct
26

23

0

4
Saturday
10th Oct
27

23

0

1

5-day weather forecast updated at 04:02 on Tuesday 6th October 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 Tuesday 6th October 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 90% chance of some rain and a moderate breeze of 26 kph from the north-east.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
2
UV index (Low)
90
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
26
kph wind from NE

St Simons Island weather for Wednesday 7th October 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a moderate breeze of 27 kph from the north-east.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
3
UV index (Moderate)
44
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
27
kph wind from NE

St Simons Island weather for Thursday 8th October 2026

Expect overcast with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 22 kph from the north-east.

27
°C maximum temperature
23
°C minimum temperature
overcast with light rain
0
hours of sunshine
5
UV index (Moderate)
31
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
22
kph wind from NE

St Simons Island weather for Friday 9th October 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 21 kph from the north-east.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
64
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
21
kph wind from NE

St Simons Island weather for Saturday 10th October 2026

Expect overcast skies in St Simons Island, Georgia (USA) with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.