• Today

    May 4

    89°Lo 58°

    Mostly sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      7 - High
    • Air Qual.
      Moderate
  • Tue

    May 5

    83°Lo 60°

    A p.m. t-storm in spots

    At Risk weather for asthma
    • Hi
      RealFeel
      87°
    • UV
      7 - High
    • Air Qual.
      Moderate
    more
  • Wed

    May 6

    76°Lo 56°

    Variable clouds, a t-storm

    At Risk weather for asthma
    • Hi
      RealFeel
      78°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    May 7

    81°Lo 56°

    Partly sunny

    Neutral weather for asthma
    • Hi
      RealFeel
      85°
    • UV
      6 - High
    • Cloud
      Cover
      45%
    more
  • Fri

    May 8

    85°Lo 60°

    Sunshine and patchy clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      7 - High
    • Cloud
      Cover
      25%
    more
Next Previous
Hi 89° RealFeel® 89° Precipitation 25%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 21 mph

Mostly sunny and very warm

  • Max UV Index: 7 (High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 58° Precipitation 14%

Night

N

E

S

W

  • S 5 mph
  • Gusts: 7 mph

Patchy clouds

  • 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 - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 89° 74° N/A 70°
Low 58° 51° N/A 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 13:58 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:44 PM with 10:33 of moolight, then sets at 7:17 AM

Frederick Weather Report

DC, Baltimore: Warmth to Dominate This Week

May 4, 2015; 2:50 PM ET

It will not feel like a typical early May week around Washington, D.C., and Baltimore this week with warmth dominating. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Mon. Air Quality

Mon. Asthma Risk

Mon. UV Index