St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 28°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Sunday
5th Apr
28

21

8

8
Monday
6th Apr
22

17

0

6
Tuesday
7th Apr
21

17

2

6
Wednesday
8th Apr
20

18

4

7
Thursday
9th Apr
21

18

4

8

5-day weather forecast updated at 04:03 on Sunday 5th April 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 Sunday 5th April 2026

Expect isolated thunderstorms 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 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 17 kph from the south.

28
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
70
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
17
kph wind from S

St Simons Island weather for Monday 6th April 2026

Expect mostly cloudy with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 22°C, maximum UV of 6 (High) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 24 kph from the north-east.

22
°C maximum temperature
17
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
6
UV index (High)
33
% chance of some rain
<5
mm of rainfall expected
22
°C wind chill
24
kph wind from NE

St Simons Island weather for Tuesday 7th April 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 21°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.

21
°C maximum temperature
17
°C minimum temperature
broken clouds
2
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
25
kph wind from NE

St Simons Island weather for Wednesday 8th April 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 20°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the north-east.

20
°C maximum temperature
18
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
34
kph wind from NE

St Simons Island weather for Thursday 9th April 2026

Expect mostly cloudy with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 27 kph from the north-east.