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    • Early AM

      Jun 22

      55° 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: High
      More
    • Today

      Jun 22

      77° /55°F
      Plenty of sun; nice
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Sat

      Jun 23

      65° /57°
      A couple of showers; cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sun

      Jun 24

      81° /61°
      A p.m. t-storm in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      Jun 25

      76° /51°
      Clouds and sun; beautiful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    77°Hi RealFeel® 83° Precipitation 1%
    Plenty of sun; nice
    • Winds from the
    • E 7 mph
    • Gusts: 10 mph
    • Max UV Index: 10 (Extreme)
    • 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

    55°Lo RealFeel® 55° Precipitation 13%
    Mainly clear this evening; clouds late
    • Winds from the
    • E 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    North Chelmsford Pollen Levels Jun 22

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/22/2017
    High 77° 79° 94° (2012) 83°
    Low 55° 56° 42° (1969) 55°

    Sunrise/Sunset

    • Sunrise: 5:08 AM
    • Sunset: 8:27 PM
    • Duration: 15:19 hr

    Moonrise/Moonset

    • Moonrise: 3:06 PM
    • Moonset: 2:29 AM
    • Duration: 11:23 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps