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    • Today

      Sep 25

      72° /51°F
      Mostly sunny and pleasant
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Mon

      Sep 26

      71° /59°
      Thickening clouds
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Tue

      Sep 27

      72° /51°
      A little a.m. rain; clearing
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      73° /57°
      Chance of a little p.m. rain
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      72° /58°
      Mostly cloudy, a little rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    72°/65° RealFeel® 77°/64°
    Mostly sunny
    • 4 mph
    • Precipitation: 0%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 48%
    • Cloud Cover: 11%
    • Dew Point: 49° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 72° 77° N/A 72°
    Low 51° 56° N/A 57°

    Sunrise/Sunset

    • Sunrise: 6:58 AM
    • Sunset: 6:58 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:39 AM
    • Moonset: 4:00 PM
    • Duration: 14:21 hr
    Astronomy

    Lanham Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 25, 2016; 10:29 AM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region this weekend. More >

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