10-day forecast for St. Simons, GA: 51° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Tuesday, October 27
75° · 0.2 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2176° / 55°0
Morning58°feels 57°
Afternoon76°feels 75°
Evening63°feels 63°
Overnight56°feels 55°
76 °
St. Simons, Wednesday, 21 October
Clear. High 76°, low 55°.
Pressure30.15 inHg
Wind6.6 mph NE
Humidity49%
Visibility6.2 mi
Dew point50°
Thu, 2273° / 52°0
Morning52°feels 51°
Afternoon73°feels 72°
Evening62°feels 61°
Overnight56°feels 55°
73 °
St. Simons, Thursday, 22 October
Clear. High 73°, low 52°.
Pressure30.12 inHg
Wind7 mph NE
Humidity44%
Visibility6.2 mi
Dew point49°
Fri, 2370° / 56°0
Morning56°feels 56°
Afternoon70°feels 69°
Evening63°feels 62°
Overnight57°feels 56°
70 °
St. Simons, Friday, 23 October
Partly cloudy. High 70°, low 56°.
Pressure30.21 inHg
Wind10.5 mph NE
Humidity57%
Visibility6.2 mi
Dew point54°
Sat, 2469° / 57°0
Morning57°feels 56°
Afternoon69°feels 68°
Evening66°feels 66°
Overnight61°feels 60°
69 °
St. Simons, Saturday, 24 October
Partly cloudy. High 69°, low 57°.
Pressure30.33 inHg
Wind12.3 mph NE
Humidity62%
Visibility6.2 mi
Dew point52°
Sun, 2571° / 61°0
Morning64°feels 64°
Afternoon71°feels 71°
Evening67°feels 68°
Overnight66°feels 66°
71 °
St. Simons, Sunday, 25 October
Partly cloudy. High 71°, low 61°.
Pressure30.30 inHg
Wind18.4 mph NE
Humidity64%
Visibility—
Dew point57°
Mon, 2675° / 67°0.2
Morning69°feels 70°
Afternoon74°feels 74°
Evening70°feels 70°
Overnight69°feels 70°
75 °
St. Simons, Monday, 26 October
Light rain. High 75°, low 67°.
Pressure30.18 inHg
Wind17.3 mph NE
Humidity72%
Visibility—
Dew point64°
Tue, 2778° / 68°0
Morning71°feels 72°
Afternoon76°feels 77°
Evening69°feels 70°
Overnight69°feels 70°
78 °
St. Simons, Tuesday, 27 October
Light rain. High 78°, low 68°.
Pressure30.15 inHg
Wind11.5 mph NE
Humidity59%
Visibility—
Dew point61°
Wed, 2873° / 64°0
Morning65°feels 65°
Afternoon68°feels 67°
Evening64°feels 64°
Overnight64°feels 64°
73 °
St. Simons, Wednesday, 28 October
Mostly clear. High 73°, low 64°.
Pressure30.15 inHg
Wind16.8 mph NE
Humidity62%
Visibility—
Dew point55°
Thu, 2970° / 62°0
Morning64°feels 63°
Afternoon69°feels 69°
Evening64°feels 64°
Overnight63°feels 62°
70 °
St. Simons, Thursday, 29 October
Overcast. High 70°, low 62°.
Pressure30.18 inHg
Wind12.5 mph NE
Humidity59%
Visibility—
Dew point54°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in St. Simons, GA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.