Marine Weather Net

St. Marys, GA Weather Forecast




Saint Marys, Georgia

 Lat: 30.73N, Lon: 81.55W

Current Conditions Updated: 656 AM EDT FRI AUG 7 2026

Mostly Cloudy
Temp: 72°F
  • Humidity:
  • 93%
  • Winds:
  • 3 MPH NNE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.16 in.
  • Dewpoint:
  • 70°F
  • Heat index:
  • 72°F

  • Sunrise:
  • 6:46 AM EDT
  • Sunset:
  • 8:14 PM EDT
  • Moonrise:
  • 1:03 AM EDT
  • Moonset:
  • 3:52 PM EDT

TODAY

PARTLY SUNNY
Hi: 89°F
Lo: 75°F
Precip: 50%

SATURDAY

PARTLY SUNNY
Hi: 89°F
Lo: 75°F
Precip: 70%

SUNDAY

MOSTLY SUNNY
Hi: 91°F
Lo: 75°F
Precip: 50%

WEDNESDAY

SUNNY

Hi: 95°F
Lo: 75°F
Precip: 20%
Weather Forecast In Detail:
Forecast Issued: 512 AM EDT Fri Aug 07 2026

Today...Partly sunny. A slight chance of showers this morning, then a chance of showers and thunderstorms this afternoon. Highs in the upper 80s. East winds 10 to 15 mph. Chance of rain 50 percent.
Tonight...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. East winds 10 to 15 mph. Chance of rain 50 percent.
Saturday...Partly sunny with a chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.
Saturday Night...Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 50 percent.
Sunday...Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds around 5 mph, becoming southeast in the afternoon. Chance of rain 50 percent. Heat index values up to 105.
Sunday Night...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 70s. Chance of rain 50 percent.
Monday And Monday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 105.
Tuesday And Tuesday Night...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 110.
Wednesday...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 110.
Wednesday Night...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Chance of rain 20 percent.
Thursday...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 110.
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