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

75°F

24°C

Humidity 84%
Wind Speed SW 5 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 12 Jul 10:56 pm EDT
Extended Forecast for

St. Augustine Airport FL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77. Southwest wind around 9 mph.

    Low: 77 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 91. Heat index values as high as 103. West wind 7 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76. West wind 7 to 11 mph, with gusts as high as 17 mph.

    Low: 76 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 89. West wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 60%.

    High: 89 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Partly cloudy, with a low around 76. Chance of precipitation is 60%.

    Low: 76 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 88. Breezy. Chance of precipitation is 80%.

    High: 88 °F

    Chance
    T-storms then
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Low around 76. Chance of precipitation is 80%.

    Low: 76 °F

    T-storms then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77. Southwest wind around 9 mph.
Sunday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 91. Heat index values as high as 103. West wind 7 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76. West wind 7 to 11 mph, with gusts as high as 17 mph.
Monday
A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 89. West wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Sunny, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Wednesday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 88. Breezy. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Low around 76. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.97°N 81.32°W
Last Update:
7:01 pm EDT Jul 12, 2025
Forecast Valid:
11pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
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Additional Resources

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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