, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Today

      Sep 26

      106° /70°F
      Very hot
      • At Risk
      • weather for migraines
      • Hi RealFeel: 109°
      • UV: 5 - High
      • Cloud Cover: 9%
    • Tue

      Sep 27

      99° /69°
      Partly sunny and hot
      • Neutral
      • weather for migraines
      • Hi RealFeel: 100°
      • UV: 5 - High
      • Cloud Cover: 34%
      More
    • Wed

      Sep 28

      90° /68°
      Partly sunny and very warm
      • Beneficial
      • weather for migraines
      • Hi RealFeel: 96°
      • UV: 5 - High
      • Cloud Cover: 26%
      More
    • Thu

      Sep 29

      91° /66°
      Sunny and very warm
      • Beneficial
      • weather for migraines
      • Hi RealFeel: 96°
      • UV: 5 - High
      • Cloud Cover: 0%
      More
    • Fri

      Sep 30

      86° /63°
      Low clouds, then sun and warm
      • Beneficial
      • weather for migraines
      • Hi RealFeel: 90°
      • UV: 5 - High
      • Cloud Cover: 56%
      More
    Monday
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    Forecast Sunny Sunny Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Sunny
    Temp (°F) 99° 101° 103° 104° 106° 103° 99° 95°
    RealFeel® 103° 106° 108° 109° 109° 105° 99° 94°
    Wind (mph) 5 W 6 W 5 W 6 WNW 7 WSW 6 WSW 5 SW 5 SW
    precip
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    Rain
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    UV Index 5 6 7 6 5 3 2 0
    Cloud Cover 0% 0% 2% 10% 11% 10% 10% 9%
    Humidity 11% 10% 9% 8% 8% 9% 10% 13%
    Dew Point 36° 35° 33° 33° 34° 34° 35° 36°
    Temp °F
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    5pm
    6pm
    110° 105° 100° 95°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 106° 82° 107° (2010) 92°
    Low 70° 62° 56° (2005) 71°

    Sunrise/Sunset

    • Sunrise: 6:43 AM
    • Sunset: 6:42 PM
    • Duration: 11:59 hr

    Moonrise/Moonset

    • Moonrise: 2:39 AM
    • Moonset: 4:22 PM
    • Duration: 13:43 hr
    Astronomy

    Fullerton Weather Report

    Santa Ana winds, heat to raise wildfire threat across Southern California through Monday

    September 26, 2016; 2:47 AM ET

    Hot, dry and windy weather into Monday night will lead to an increased risk of wildfires across Southern California. More >

    Mon. Migraine Headache

    Mon. UV Index