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WeatherLive › Georgia › Saint Simons Island

Saint Simons Island, GA Weather (31522)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSaint Simons Island · 10:40 AM EDT
93° | 71°
79°F
Feels like 84°
Partly cloudy
WindSW 4 mph · Gusts 6 mph
Precip86% · 0.73 in
Humidity85% · Dew point 74°
UV index10 Very high
Air Quality48 Good
Pressure30.03 inHg
Visibility6 mi
Sunrise / Sunset6:58 AM · 7:56 PM · 12h 58m

Weather map — Saint Simons Island

Full radar →
Now
79°
28%
4 mph
11:00
82°
15%
3 mph
12:00
83°
21%
2 mph
13:00
84°
17%
2 mph
14:00
87°
15%
4 mph
15:00
87°
15%
3 mph
16:00
84°
17%
3 mph
17:00
93°
9%
7 mph
18:00
89°
0.04 in
8 mph
19:00
76°
0.11 in
8 mph
20:00
72°
0.17 in
8 mph
21:00
71°
0.15 in
1 mph
22:00
71°
0.24 in
7 mph
23:00
71°
40%
4 mph
00:00
72°
0.13 in
9 mph
01:00
73°
38%
6 mph
02:00
74°
0.09 in
2 mph
03:00
74°
24%
3 mph
04:00
73°
43%
2 mph
05:00
73°
37%
2 mph
06:00
73°
29%
3 mph
07:00
73°
40%
4 mph
08:00
75°
16%
3 mph
09:00
78°
10%
4 mph

Today · Wed 8/26

High 93°
86% / 0.73 in

Showers. Winds N at 8 mph.

Tonight · Wed 8/26

Low 71°
88% / 0.15 in

Showers. Winds SW at 1 mph.

Tomorrow · Thu 8/27

97° | 72°
66% / 0.23 in

Sunny. Winds SE at 11 mph.

7-day trend

Saint Simons Island · temperature + precipitation

10-day forecast

Updated 10:40 AM

Details & indices

Wind
4 mph SW
Gusts 6 mph
Humidity
85%
Dew point 74°
Pressure
30.03 inHg
Rising
UV index
10 — Very high
High today
Air Quality
Good
AQI 48 · US EPA
Allergy
Moderate
Ragweed
Visibility
6 mi
Reduced
Allergy — Saint Simons Island

🌿 Conditions right now

View all →
Birch
None
Grass
Low
Oak
None
Alder
None
Hazel
None
Mugwort
Low
Ragweed
Moderate

Sun & moon

Sunrise6:58 AM
Sunset7:56 PM
Length of day12h 58m
Moonrise7:14 PM
Moonset5:20 AM
Moon phase🌕 Full Moon · 97%
Next full moonAug 28 Sturgeon Moon
Latitude31.1505°N
Longitude-81.3695°E

Water temps nearby

View all →
Amelia Island (34 mi)84°
Jacksonville Beach (59 mi)83°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Atlanta
—
— 🌤️
Columbus
—
—
Savannah
Mostly cloudy
78°
Data sources · Wednesday, August 26
Where the Saint Simons Island forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 31.1505°N, -81.3695°.
NBM + global weather models
Updated: 10:40 AM
Weather in Saint Simons Island
Over the next 10 days Saint Simons Island tops out around 100° (Friday) and dips to 71° on the coolest night (Wednesday). Models drop roughly 1.6 in of precipitation across the stretch — watch Wednesday (86%). Expect a blustery spell — gusts near 30 mph on Thursday. No active NWS alerts at the moment — quiet on the hazards front. Right now Saint Simons Island is running about 5° warmer than Macon. Longer view: humid-subtropical — long summers, mild winters, spring storm season.
Saint Simons Island, GA · Elev 7 ft · 31.15°N, 81.37°W · Georgia · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:40 AM