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    • Today

      Aug 17

      84° /61°
      Sunny intervals; less humid
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Aug 18

      87° /66°F
      Periods of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Aug 19

      89° /67°
      Partly sunny and humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Aug 20

      90° /72°
      Mostly sunny and humid
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Aug 21

      87° /74°
      A t-storm in the afternoon
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    87°Hi RealFeel® 92° Precipitation 25%
    Periods of clouds and sun
    • Winds from the
    • SSW 8 mph
    • Gusts: 13 mph
    • Max UV Index: 10 (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

    66°Lo RealFeel® 67° Precipitation 60%
    A severe evening t-storm; storms may bring downpours, large hail, damaging winds, and a tornado
    • Winds from the
    • WSW 6 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 95%
    • Precipitation: 0.21 in
    • Rain: 0.21 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Pleasanton Pollen Levels Aug 18

    • 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 8/18/2016
    High 87° 87° 102° (1970) 88°
    Low 66° 67° 51° (1943) 67°

    Sunrise/Sunset

    • Sunrise: 6:36 AM
    • Sunset: 8:09 PM
    • Duration: 13:33 hr

    Moonrise/Moonset

    • Moonrise: 3:08 AM
    • Moonset: 5:50 PM
    • Duration: 14:42 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps