• Wed

    Aug 17

    88°Lo 68°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      20%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      23%
    more
  • Thu

    Aug 18

    87°Lo 68°

    Sunny

    Ragweed Pollen Weather
    • Precip
      5%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      1%
    more
  • Fri

    Aug 19

    88°Lo 69°

    Clouds and sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      59%
    more
  • Sat

    Aug 20

    90°Lo 68°

    Overcast, a t-storm in spots

    Ragweed Pollen Weather
    • Precip
      40%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      97%
  • Sun

    Aug 21

    85°Lo 68°

    Cloudy and less humid

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      94%
    more
Next Previous
Hi 90° RealFeel® 97° Precipitation 40%

Day

N

E

S

W

  • NNW 4 mph
  • Gusts: 8 mph

Plenty of clouds with a shower or thunderstorm in the area; humid

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 55%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 68° RealFeel® 68° Precipitation 25%

Night

N

E

S

W

  • N 7 mph
  • Gusts: 9 mph

Humid with plenty of clouds

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2015
High 90° 86° N/A 86°
Low 68° 66° N/A 70°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:30 of sunlight, then sets at 7:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:29 PM with 12:31 of moolight, then sets at 10:00 AM

Frederick Weather Report

Flooding rains to persist in Northeastern US through Thursday night

July 28, 2016; 8:14 PM ET

Thunderstorms that have already brought the risk of severe weather to a portion of the mid-Atlantic states will continue track into the Northeast through Thursday night. more >