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Personalized Forecasts

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    • Today

      Sep 21

      72° /58°F
      Breezy with variable clouds
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Sep 22

      63° /60°
      Cooler with showers around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Sep 23

      74° /60°
      Sunny, pleasant and warmer
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Sep 24

      81° /63°
      Humid with periods of sun
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Sep 25

      83° /63°
      Sunshine, very warm and muggy
      • High
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    72°Hi RealFeel® 73° Precipitation 7%
    Breezy with clouds and sunny spells
    • Winds from the
    • NNE 16 mph
    • Gusts: 31 mph
    • Max UV Index: 8 (Very 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

    58°Lo RealFeel® 51° Precipitation 60%
    Mostly cloudy with a couple of showers
    • Winds from the
    • NNE 12 mph
    • Gusts: 16 mph
    • Max UV Index: N/A
    • Thunderstorms: 20%
    • Precipitation: 0.08 in
    • Rain: 0.08 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1.5 hrs
    • Hours of Rain: 1.5 hrs

    Cambridge Pollen Levels Sep 21

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/21/2016
    High 72° 71° 94° (1895) 83°
    Low 58° 56° 40° (1929) 69°

    Sunrise/Sunset

    • Sunrise: 6:30 AM
    • Sunset: 6:44 PM
    • Duration: 12:14 hr

    Moonrise/Moonset

    • Moonrise: 7:48 AM
    • Moonset: 7:48 PM
    • Duration: 12:00 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps