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.

Saturday
4th Apr
26

21

10

8
Sunday
5th Apr
26

20

8

8
Monday
6th Apr
21

18

1

7
Tuesday
7th Apr
21

18

4

8
Wednesday
8th Apr
20

17

0

7

5-day weather forecast updated at 04:03 on Saturday 4th 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 Saturday 4th April 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

26
°C maximum temperature
21
°C minimum temperature
scattered clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from SE

St Simons Island weather for Sunday 5th April 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 8 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 16 kph from the south.

26
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
62
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
16
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 21°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 23 kph from the north-east.

21
°C maximum temperature
18
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
7
UV index (High)
46
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
23
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 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

21
°C maximum temperature
18
°C minimum temperature
broken clouds
4
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from NE

St Simons Island weather for Wednesday 8th April 2026

Expect overcast with light rain in St Simons Island, Georgia (USA) with a maximum temperature of 20°C, maximum UV of 7 (High) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a fresh breeze of 34 kph from the north-east.