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    • Early AM

      Sep 25

      54° Lo
      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: Moderate
      More
    • Today

      Sep 25

      99° /57°
      Warmer with sizzling sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      Sep 26

      100° /57°F
      Sunshine and very hot
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
    • Tue

      Sep 27

      90° /54°
      Mostly sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Wed

      Sep 28

      79° /53°
      Low clouds, then sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    100°Hi RealFeel® 103° Precipitation 3%
    Very hot with scorching sunshine; extreme heat can be dangerous for outdoor activities
    • NNW 5 mph
    • Gusts: 10 mph
    • Max UV Index: 6 (High)
    • 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

    57°Lo RealFeel® 59° Precipitation 1%
    Clear in the evening followed by late-night low clouds
    • SW 2 mph
    • Gusts: 6 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

    Orinda Pollen Levels Sep 26

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

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 100° 74° N/A 87°
    Low 57° 53° N/A 60°

    Sunrise/Sunset

    • Sunrise: 7:01 AM
    • Sunset: 6:58 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:50 AM
    • Moonset: 4:46 PM
    • Duration: 13:56 hr
    Astronomy

    Orinda Weather Report

    Northern California towns in danger of running out of water for 3rd year in a row

    September 24, 2016; 11:51 AM ET

    For the third year in a row, some communities in northern California may run out of water due to the extreme drought conditions gripping the state. More >

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps