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      Elev 164 ft, 33.867 °N 117.920 °W

      Fullerton, CA

      Fullerton Station53°
      Updated: 11:30 PM PDT on September 21, 2026 (GMT -7)
      5 minutes ago
      80°
      67°
      53
      Feels Like 53
      Clear
      N
      1
      Similar temperature is expected tomorrow
      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
        Tonight
        Tue 09/22
        Low 65°f
         4% Precip. / 0 in
        Mainly clear. Low near 65F. Winds light and variable.
        Tomorrow
        Wed 09/23
        High 82°f
         5% Precip. / 0 in
        Partly cloudy skies. High 82F. Winds WSW at 5 to 10 mph.
        Tomorrow night
        Wed 09/23
        Low 65°f
         20% Precip. / 0 in
        A few clouds overnight. Low around 65F. Winds light and variable.
        Hourly Forecast
        Now
        67°
        12AM
        67°
        1AM
        67°
        2AM
        67°
        3AM
        67°
        4AM
        67°
        5AM
        66°
        6AM
        66°
        6:40AM
        Sunrise
        7AM
        66°
        8AM
        67°
        9AM
        69°
        10AM
        71°
        11AM
        74°
        12PM
        77°
        1PM
        79°
        2PM
        80°
        3PM
        80°
        4PM
        80°
        5PM
        79°
        6PM
        77°
        6:48PM
        Sunset
        7PM
        75°
        8PM
        73°
        9PM
        71°
        10PM
        70°
        11PM
        69°
        Precipitation
        6%
        Pollen
        None
        Air Quality
        43
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point61°F
        5. Humidity 79%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFUL Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 87°F 102°F 2021
        4. Low 67°F 63°F 55°F 2017
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 87°F 104°F
        4. Low 67°F 63°F 55°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:39 AM 6:48 PM
        3. Civil Twilight 6:14 AM 7:13 PM
        4. Nautical Twilight 5:45 AM 7:42PM
        5. Astronomical Twilight 5:16 AM 8:11 PM
        1. Length of Visible Light 12h 58m
        2. Length of Day 12h 8m
        3. Tomorrow will be 2 minutes 5 seconds shorter
        1. Moon 4:47 PM 2:34 AM
        2. Waxing Gibbous85% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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