• Tonight

    Aug 23

    Lo 65°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 24

    88°Lo 69°

    Plenty of sunshine

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Aug 25

    86°Lo 74°

    Periods of sun; more humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Fri

    Aug 26

    91°Lo 71°

    A thunderstorm in the area

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Aug 27

    88°Lo 70°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Partly to mostly cloudy 76° Lo 74° RealFeel® 76° / 74°

N

E

S

W

  • Precipitation: 21%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 76%
  • Cloud Cover: 47%
  • Dew Point: 67° F
  • Visibility: 10 mi
7 mph

Temperature History - Aug 25

more Historical Weather Data >
  Today Normal Record 8/25/2015
High 86° 82° 96° (1948) 88°
Low 74° 68° 57° (1977) 75°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 13:22 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:44 AM with 10:33 of moolight, then sets at 2:18 PM

Mount Vernon Weather Report

Heat, humidity to return across northeastern US late this week

August 23, 2016; 7:32 PM ET

Following a fall-like start to the week, warmth and humidity will build over the northeastern United States prior to the weekend. more >

Thu. Dust & Dander

Thu. Wind Maps