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

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Mostly Cloudy

84°F

29°C

Humidity 74%
Wind Speed E 10 mph
Barometer 30.17 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 21 Jun 11:50 am EDT
Extended Forecast for

Saint Augustine FL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. East wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 88. Light southeast wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. Southeast wind 5 to 11 mph, with gusts as high as 17 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 83. East wind 5 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 77. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. East wind 10 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 75. South wind 6 to 10 mph, with gusts as high as 16 mph.
Sunday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 88. Light southeast wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. Southeast wind 5 to 11 mph, with gusts as high as 17 mph.
Monday
A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 83. East wind 5 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 77. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 83. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 76.
Friday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.3°W
Last Update:
1:25 pm EDT Jun 21, 2025
Forecast Valid:
1pm EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation