My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 56 ft, 29.864 °N 81.336 °W

      St. Augustine, FL

      St. Augustine Station83°
      Updated: 10:48 AM EDT on September 18, 2026 (GMT -4)
      9 minutes ago
      86°
      77°
      83
      Feels Like 93
      Rain Shower
      N
      9
      Lower 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
        Fri 09/18
        High 86°f
         46% Precip. / 0 in
        Scattered thunderstorms this morning, then partly cloudy during the afternoon hours. High 86F. Winds NE at 10 to 20 mph. Chance of rain 50%.
        Tonight
        Fri 09/18
        Low 76°f
         10% Precip. / 0 in
        Partly cloudy skies. Low 76F. Winds NE at 5 to 10 mph.
        Tomorrow
        Sat 09/19
        High 86°f76°f
         24% Precip. / 0 in
        Intervals of clouds and sunshine in the morning with more clouds for later in the day. A stray shower or thunderstorm is possible. High 86F. Winds NE at 10 to 15 mph.
        Hourly Forecast
        Now
        80°
        11AM
        87%
        81°
        12PM
        82°
        1PM
        83°
        2PM
        86°
        3PM
        85°
        4PM
        85°
        5PM
        83°
        6PM
        83°
        7PM
        82°
        7:26PM
        Sunset
        8PM
        81°
        9PM
        80°
        10PM
        80°
        11PM
        80°
        12AM
        79°
        1AM
        79°
        2AM
        79°
        3AM
        79°
        4AM
        78°
        5AM
        78°
        6AM
        77°
        7AM
        77°
        7:12AM
        Sunrise
        8AM
        78°
        9AM
        81°
        10AM
        82°
        Precipitation
        87%
        Storms likely to end around 11:45 AM
        Pollen
        None
        Air Quality
        27
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 30.11 in
        2. Visibility 7 miles
        3. Clouds Partly Cloudy
        4. Dew Point74°F
        5. Humidity 82%
        6. Rainfall 0.31 in
        7. Snow Depth 0 in
         KSGJ Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 87°F 96°F 1987
        4. Low 77°F 73°F 58°F 1976
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 87°F 94°F
        4. Low 77°F 73°F 52°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:11 AM 7:26 PM
        3. Civil Twilight 6:47 AM 7:50 PM
        4. Nautical Twilight 6:19 AM 8:18PM
        5. Astronomical Twilight 5:51 AM 8:46 PM
        1. Length of Visible Light 13h 2m
        2. Length of Day 12h 15m
        3. Tomorrow will be 1 minute 47 seconds shorter
        1. Moon 2:22 PM -
        2. First Quarter49% 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
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary