• Today

    Jul 30

    84°Lo 73°

    A heavy afternoon t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      93°
    • UV
      4 - Moderate
    • Cloud
      Cover
      81%
    more
  • Sun

    Jul 31

    79°Lo 72°

    Couple of thunderstorms

    Beneficial weather for migraines
    • Hi
      RealFeel
      87°
    • UV
      4 - Moderate
    • Cloud
      Cover
      89%
  • Mon

    Aug 1

    83°Lo 69°

    Showers and a heavier t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      100°
    • UV
      4 - Moderate
    • Cloud
      Cover
      67%
    more
  • Tue

    Aug 2

    80°Lo 66°

    Variable clouds with a shower

    Beneficial weather for migraines
    • Hi
      RealFeel
      85°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
  • Wed

    Aug 3

    83°Lo 66°

    Partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Cloud
      Cover
      38%
    more
Next Previous
Hi 79° RealFeel® 87° Precipitation 71%

Day

N

E

S

W

  • E 9 mph
  • Gusts: 13 mph

Mostly cloudy with a couple of showers and a thunderstorm, mainly later

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.72 in
  • Rain: 0.72 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs
Lo 72° RealFeel® 73° Precipitation 55%

Night

N

E

S

W

  • E 6 mph
  • Gusts: 10 mph

Mostly cloudy and humid with a shower or thunderstorm around until after midnight

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.11 in
  • Rain: 0.11 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2015
High 79° 85° 97° (1954) 91°
Low 72° 70° 62° (1956) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:21 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:37 AM with 14:45 of moolight, then sets at 6:22 PM

Mount Vernon Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 30, 2016; 1:21 PM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Sun. Migraine Headache

Sun. UV Index