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      Elev 20 ft, 29.892 °N 81.313 °W

      St. Augustine, FL

      Updated: 4:03 AM EDT on September 12, 2026 (GMT -4)
      8 minutes ago
      86°
      76°
      78
      Feels Like 79
      Fair
      N
      1
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sat 09/12
        High 86°f
        52% Precip. / 0.1 in
        Partly cloudy early followed by scattered thunderstorms this afternoon. High 86F. Winds SSE at 5 to 10 mph. Chance of rain 50%.
        Tonight
        Sat 09/12
        Low 75°f
        24% Precip. / 0 in
        A stray shower or thunderstorm is possible early. Cloudy skies early, then partly cloudy after midnight. Low around 75F. Winds SW at 5 to 10 mph.
        Tomorrow
        Sun 09/13
        High 87°f76°f
        42% Precip. / 0.17 in
        Partly cloudy in the morning followed by scattered thunderstorms in the afternoon. High 87F. Winds NW at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        78°
        5AM
        78°
        6AM
        77°
        7AM
        77°
        7:08AM
        Sunrise
        8AM
        78°
        9AM
        80°
        10AM
        83°
        11AM
        85°
        12PM
        86°
        1PM
        86°
        2PM
        52%
        86°
        3PM
        31%
        85°
        4PM
        41%
        84°
        5PM
        39%
        83°
        6PM
        40%
        81°
        7PM
        35%
        81°
        7:34PM
        Sunset
        8PM
        80°
        9PM
        79°
        10PM
        79°
        11PM
        78°
        12AM
        78°
        1AM
        78°
        2AM
        77°
        3AM
        77°
        4AM
        76°
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point74°F
        5. Humidity 87%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KSGJ Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 88°F 97°F 2010
        4. Low 76°F 74°F 66°F 2003
        5. Rain/Snow Depth
        6. Precipitation 0.2 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 88°F 93°F
        4. Low 76°F 74°F 66°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:08 AM 7:34 PM
        3. Civil Twilight 6:44 AM 7:58 PM
        4. Nautical Twilight 6:16 AM 8:26PM
        5. Astronomical Twilight 5:47 AM 8:54 PM
        1. Length of Visible Light 13h 13m
        2. Length of Day 12h 25m
        3. Tomorrow will be 1 minute 46 seconds shorter
        1. Moon 8:34 AM 8:20 PM
        2. Waxing Crescent2% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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