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Personalized Forecasts

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    • Today

      Sep 23

      78° /57°F
      Mostly sunny
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sun

      Sep 24

      85° /58°
      A full day of sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Sep 25

      91° /59°
      Sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Sep 26

      91° /61°
      Sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Sep 27

      93° /63°
      Sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    78°Hi RealFeel® 85° Precipitation 1%
    Mostly sunny
    • Winds from the
    • NW 7 mph
    • Gusts: 13 mph
    • Max UV Index: 13 (Extreme)
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    57°Lo RealFeel® 57° Precipitation 1%
    Clear
    • Winds from the
    • N 4 mph
    • Gusts: 9 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Fontana Pollen Levels Sep 23

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/23/2016
    High 78° 88° 106° (1982) 82°
    Low 57° 58° 51° (1980) 53°

    Sunrise/Sunset

    • Sunrise: 6:38 AM
    • Sunset: 6:45 PM
    • Duration: 12:07 hr

    Moonrise/Moonset

    • Moonrise: 9:54 AM
    • Moonset: 9:10 PM
    • Duration: 11:16 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps