St. Simons, GA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in St. Simons now
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St. Simons weather by the hour
St. Simons weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of St. Simons.
This week in St. Simons
Sunrise, sunset and moon in St. Simons
What is the weather usually like in St. Simons?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 91°F average high
- Januarycoldest month · 44°F average low
- 45.4 inprecipitation per year · 1,154 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit St. Simons: April–May and October–November, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BRUNSWICK MALCOLM MCKINNON AP, GA US (USW00013878), adjusted for the elevation of St. Simons.
St. Simons weather month by month
Sunrise and sunset in St. Simons through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:23 AM | 5:46 PM | 10 h 23 min |
| February | 7:05 AM | 6:14 PM | 11 h 8 min |
| March | 7:33 AM | 7:34 PM | 12 h 0 min |
| April | 6:55 AM | 7:55 PM | 12 h 59 min |
| May | 6:28 AM | 8:15 PM | 13 h 47 min |
| June | 6:19 AM | 8:32 PM | 14 h 12 min |
| July | 6:30 AM | 8:32 PM | 14 h 1 min |
| August | 6:50 AM | 8:09 PM | 13 h 19 min |
| September | 7:08 AM | 7:32 PM | 12 h 23 min |
| October | 7:27 AM | 6:55 PM | 11 h 27 min |
| November | 6:51 AM | 5:28 PM | 10 h 37 min |
| December | 7:15 AM | 5:26 PM | 10 h 10 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in St. Simons?
St. Simons has a humid subtropical climate. The warmest month is July, with an average high of 91°F (33°C), and the coldest is January, with average lows of 44°F (7°C).
It gets about 45.4 inches (1,154 mm) of precipitation a year. The wettest month is September and the driest is November.
The best time to visit St. Simons is April–May and October–November. At 10 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about St. Simons
Weather in towns near St. Simons
Questions about the weather in St. Simons
What is the hottest month in St. Simons?
July, with an average high of 91°F (33°C).
What is the coldest month in St. Simons?
January, with an average low of 44°F (7°C).
How much does it rain in St. Simons?
About 45.4 inches (1,154 mm) a year; the wettest month is September.
Does it snow in St. Simons?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit St. Simons?
April–May and October–November, when temperatures are most pleasant and rainy days are fewer.
What climate does St. Simons have?
Humid subtropical (Köppen Cfa).
What is the weather like in St. Simons in November?
Highs average 71°F and lows 53°F, with about 1.9 inches of precipitation.
What time is sunrise in St. Simons?
Around 6:51 AM in mid-November, and sunset around 5:28 PM. Today’s exact times are shown above.
Where does this St. Simons weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of St. Simons.
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