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Personalized Forecasts

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    • Early AM

      Sep 21

      73° Lo
      Partly cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Today

      Sep 21

      89° /71°F
      Sunshine, warm and muggy
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
    • Fri

      Sep 22

      89° /69°
      Mostly sunny, warm and muggy
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sat

      Sep 23

      88° /68°
      Mostly sunny, warm and muggy
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sun

      Sep 24

      86° /68°
      Sunshine and humid
      • High
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    89°Hi RealFeel® 104° Precipitation 11%
    Mostly sunny, very warm and muggy
    • Winds from the
    • S 10 mph
    • Gusts: 16 mph
    • Max UV Index: 13 (Extreme)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    71°Lo RealFeel® 74° Precipitation 9%
    Mainly clear, very warm and muggy
    • Winds from the
    • SSE 7 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Pleasanton Pollen Levels Sep 21

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

      Low

    • Ragweed Pollen

      High

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/21/2016
    High 89° 77° 96° (1956) 88°
    Low 71° 55° 36° (1983) 70°

    Sunrise/Sunset

    • Sunrise: 7:05 AM
    • Sunset: 7:19 PM
    • Duration: 12:14 hr

    Moonrise/Moonset

    • Moonrise: 7:24 AM
    • Moonset: 7:54 PM
    • Duration: 12:30 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps