• Today

    Sep 1

    94°Lo 66°

    Mostly sunny and hot

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Wed

    Sep 2

    92°Lo 68°

    Clouds and sun, hot and humid

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Sep 3

    93°Lo 68°

    Mostly sunny and hot

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Sep 4

    88°Lo 65°

    Some sun with a thunderstorm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Sep 5

    84°Lo 58°

    Decreasing clouds

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 94° RealFeel® 98° Precipitation 2%

Day

N

E

S

W

  • WNW 4 mph
  • Gusts: 7 mph

Mostly sunny and hot

  • Max UV Index: 6 (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
Lo 66° RealFeel® 70° Precipitation 16%

Night

N

E

S

W

  • 0 mph
  • Gusts: 2 mph

Partly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 94° 84° N/A 90°
Low 66° 64° N/A 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 13:03 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:39 PM with 13:28 of moolight, then sets at 11:07 AM

Frederick Weather Report

DC, Baltimore: Sizzling Heat Wave to Start September

September 1, 2015; 2:07 AM ET

July-like heat and humidity will continue for Washington, D.C., and Baltimore for the first week of September. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Tue. Snow Day Potential