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.

A Few Clouds

90°F

32°C

Humidity 63%
Wind Speed S 8 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 20 Jun 3:56 pm EDT
Extended Forecast for

Saint Augustine Beach FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 86. East wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 75. West wind 5 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. West wind 6 to 8 mph becoming east in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southwest wind 5 to 7 mph.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph becoming southeast in the afternoon.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 79.

    Low: 79 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 86. East wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 75. West wind 5 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. West wind 6 to 8 mph becoming east in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southwest wind 5 to 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph becoming southeast in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 79.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine Beach FL
 29.85°N 81.25°W
Last Update:
2:56 pm EDT Jun 20, 2026
Forecast Valid:
4pm EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
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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