St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 27°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Monday
5th Oct
27

24

1

3
Tuesday
6th Oct
25

23

0

1
Wednesday
7th Oct
27

23

0

4
Thursday
8th Oct
27

22

1

6
Friday
9th Oct
27

23

1

7

5-day weather forecast updated at 04:02 on Monday 5th October 2026 GMT

More about St Simons Island

St Simons Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Georgia

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

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 Monday 5th October 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 98% chance of some rain and a gentle breeze of 16 kph from the north-east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
3
UV index (Moderate)
98
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
16
kph wind from NE

St Simons Island weather for Tuesday 6th October 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 25°C, low levels of heat & humidity, maximum UV of 1 (Low) and no hours of bright sunshine. There are 40-50 mm of rainfall expected with 91% chance of some rain and a moderate breeze of 26 kph from the north-east.

25
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
1
UV index (Low)
91
% chance of some rain
<50
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 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 40% chance of some rain and a moderate breeze of 25 kph from the north-east.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
40
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
25
kph wind from NE

St Simons Island weather for Thursday 8th October 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

27
°C maximum temperature
22
°C minimum temperature
broken clouds
1
hour of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from NE

St Simons Island weather for Friday 9th 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 7 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.