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    • Tonight

      Oct 17

      48° Lo F
      Mostly clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Wed

      Oct 18

      68° /48°
      Mostly sunny, breezy and mild
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Oct 19

      64° /36°
      Partly sunny and mild
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Oct 20

      70° /52°
      Partly sunny and mild
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sat

      Oct 21

      69° /55°
      Warm with some sun
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    65°Hi RealFeel® 64° Precipitation 4%
    Warmer with sun and some clouds
    • Winds from the
    • SW 14 mph
    • Gusts: 29 mph
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    48°Lo RealFeel® 46° Precipitation 4%
    Mostly clear
    • Winds from the
    • SW 6 mph
    • Gusts: 10 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

    Tustin Pollen Levels Oct 17

    • 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 10/17/2016
    High 65° 56° 83° (1938) 71°
    Low 48° 35° 13° (1952) 60°

    Sunrise/Sunset

    • Sunrise: 7:59 AM
    • Sunset: 6:55 PM
    • Duration: 10:56 hr

    Moonrise/Moonset

    • Moonrise: 5:30 AM
    • Moonset: 6:17 PM
    • Duration: 12:47 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps