National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Jacksonville International Airport (KJAX)

Lat: 30.5°NLon: 81.69°WElev: 23ft.

Mostly Cloudy

42°F

6°C

Humidity 55%
Wind Speed N 7 mph
Barometer 30.31 in (1026.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 12 Jan 1:56 am EST
Extended Forecast for

Saint Marys GA

  • Overnight

    Overnight: Partly cloudy, with a low around 41. North wind around 10 mph, with gusts as high as 17 mph.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55. Northeast wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. North wind 5 to 7 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. North wind 3 to 6 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 55. Breezy.

    High: 55 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear
    then Frost

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. North wind around 10 mph, with gusts as high as 17 mph.
Monday
Partly sunny, with a high near 55. Northeast wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 40. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 62. North wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Calm wind.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 55. Breezy.
Thursday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 28.
Friday
Widespread frost before 8am. Otherwise, sunny, with a high near 54.
Friday Night
Patchy frost. Otherwise, mostly clear, with a low around 34.
Saturday
Patchy frost. Otherwise, mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys GA
 30.74°N 81.55°W
Last Update:
12:26 am EST Jan 12, 2026
Forecast Valid:
2am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation