St Simons Island weather live forecast

Today's maximum temperature in St Simons Island is expected to be 17°C. Select a day from the live weather forecast for St Simons Island, Georgia, USA for more weather parameters.

Saturday
14th Feb
17

11

7

5
Sunday
15th Feb
20

13

0

3
Monday
16th Feb
17

11

5

4
Tuesday
17th Feb
17

11

9

6
Wednesday
18th Feb
22

12

4

5

5-day weather forecast updated at 04:05 on Saturday 14th February 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 14th February 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.

17
°C maximum temperature
11
°C minimum temperature
scattered clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from NE

St Simons Island weather for Sunday 15th February 2026

Expect isolated thunderstorms in St Simons Island, Georgia (USA) with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and a gentle breeze of 17 kph from the south.

20
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
3
UV index (Moderate)
85
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
17
kph wind from S

St Simons Island weather for Monday 16th February 2026

Expect sunshine and showers in St Simons Island, Georgia (USA) with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a gentle breeze of 13 kph from the north-east.

17
°C maximum temperature
11
°C minimum temperature
sunshine and showers
5
hours of sunshine
4
UV index (Moderate)
23
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
13
kph wind from NE

St Simons Island weather for Tuesday 17th February 2026

Expect scattered clouds in St Simons Island, Georgia (USA) with a maximum temperature of 17°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

17
°C maximum temperature
11
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

St Simons Island weather for Wednesday 18th February 2026

Expect broken clouds in St Simons Island, Georgia (USA) with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.