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
14th Apr
26

18

12

10
Wednesday
15th Apr
25

17

13

10
Thursday
16th Apr
28

17

12

10
Friday
17th Apr
30

18

12

10
Saturday
18th Apr
30

18

10

9

5-day weather forecast updated at 04:03 on Tuesday 14th 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 Tuesday 14th April 2026

Expect clear skies in St Simons Island, Georgia (USA) with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-east.

26
°C maximum temperature
18
°C minimum temperature
clear skies
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
16
kph wind from SE

St Simons Island weather for Wednesday 15th April 2026

Expect clear skies in St Simons Island, Georgia (USA) with a maximum temperature of 25°C, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

25
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

St Simons Island weather for Thursday 16th April 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 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.

28
°C maximum temperature
17
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from S

St Simons Island weather for Friday 17th April 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

30
°C maximum temperature
18
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
17
kph wind from S

St Simons Island weather for Saturday 18th April 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.