Which is the hottest month in St Simons Island?

The hottest time of year in St Simons Island is normally July. Expect maximum daytime temperatures to reach 32°C with very high heat and humidity.

Which month has the most rain in St Simons Island?

In terms of rainfall, September is usually the wettest month in St Simons Island with 179mm on average. There are normally 11 days in September with some rain.

When is it sunniest in St Simons Island?

The sunniest time of year in St Simons Island is normally April with bright sunshine on average for 72% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in St Simons Island?

The sea is usually at its warmest in St Simons Island in August when the water temperature reaches 28°C.

Best time to visit St Simons Island

Q: When is the best time to visit St Simons Island?

The best time to visit St Simons Island is May based on the following average weather conditions. Daily hours of sunshine = 10 hours or more.

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St Simons Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit St Simons Island?

The best time to visit St Simons Island is May based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

2.5
Jan
3
Feb
4
Mar
4.5
Apr
5
May
4.5
Jun
4.5
Jul
4
Aug
3
Sep
3
Oct
2.5
Nov
2.5
Dec

Change criteria

Hours of Sunshine (daily)

6
Jan
7
Feb
8
Mar
9
Apr
10
May
9
Jun
9
Jul
8
Aug
7
Sep
7
Oct
7
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Georgia (USA) (St Simons Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)