Marine Weather Net

St. Marys, GA Weather Forecast




Saint Marys, Georgia

 Lat: 30.73N, Lon: 81.55W

Current Conditions Updated: 556 PM EDT WED JUL 15 2026

Partly Cloudy
Temp: 90°F
  • Humidity:
  • 53%
  • Winds:
  • 6 MPH NNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.01 in.
  • Dewpoint:
  • 71°F
  • Heat index:
  • 96°F

  • Sunrise:
  • 6:32 AM EDT
  • Sunset:
  • 8:29 PM EDT
  • Moonrise:
  • 7:48 AM EDT
  • Moonset:
  • 9:50 PM EDT

TONIGHT

CHANCE OF SHOWERS
Lo: 75°F
Precip: 30%

THURSDAY

MOSTLY SUNNY
Hi: 91°F
Lo: 75°F
Precip: 40%

FRIDAY

SUNNY

Hi: 91°F
Lo: 75°F
Precip: 20%

SUNDAY

PARTLY SUNNY
Hi: 90°F
Lo: 79°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 647 PM EDT Wed Jul 15 2026

Tonight...Mostly cloudy with a chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the mid 70s. South winds around 5 mph, becoming west after midnight. Chance of rain 30 percent.
Thursday...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. West winds around 5 mph. Chance of rain 40 percent.
Thursday Night...Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 30 percent.
Friday...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. West winds around 5 mph, becoming south in the afternoon. Chance of rain 20 percent. Heat index values up to 105.
Friday Night...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 20 percent.
Saturday And Saturday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the mid 70s. Chance of rain 40 percent.
Sunday...Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 50 percent.
Sunday Night...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
Monday And Monday Night...Partly cloudy. A chance of showers and thunderstorms. Highs around 90. Lows in the mid 70s. Chance of rain 50 percent.
Tuesday And Tuesday Night...Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the upper 70s. Chance of rain 30 percent. Heat index values up to 110.
Wednesday...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 110.
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