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.

Fair

80°F

27°C

Humidity 85%
Wind Speed S 3 mph
Barometer 30.02 in (1016.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 25 Jun 12:56 am EDT
Extended Forecast for

St. Augustine Airport FL

  • Overnight

    Overnight: Partly cloudy, with a low around 74. South wind 3 to 6 mph.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming east 5 to 9 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 77. Southeast wind around 7 mph.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, then becoming partly sunny during the afternoon, with a high near 93. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. South wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 74. South wind 3 to 6 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming east 5 to 9 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 77. Southeast wind around 7 mph.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, then becoming partly sunny during the afternoon, with a high near 93. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. South wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 95.
Sunday Night
Partly cloudy, with a low around 76.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 95.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 76.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
Last Update:
11:16 pm EDT Jun 24, 2026
Forecast Valid:
1am EDT Jun 25, 2026-6pm EDT Jul 1, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation