St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 30°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Monday
1st Jun
30

24

5

8
Tuesday
2nd Jun
29

23

6

7
Wednesday
3rd Jun
25

22

11

9
Thursday
4th Jun
28

20

12

8
Friday
5th Jun
29

21

9

9

5-day weather forecast updated at 04:02 on Monday 1st June 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 1st June 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 16 kph from the north-west.

30
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from NW

St Simons Island weather for Tuesday 2nd June 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 26 kph from the north-east.

29
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
99
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from NE

St Simons Island weather for Wednesday 3rd June 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 2-5 mm of rainfall expected with 19% chance of some rain and a moderate breeze of 28 kph from the north-east.

25
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
9
UV index (Very High)
19
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
28
kph wind from NE

St Simons Island weather for Thursday 4th June 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

28
°C maximum temperature
20
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from NE

St Simons Island weather for Friday 5th June 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.