• Fri

    Sep 9

    87°Lo 63°

    Clouds breaking for some sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      88°
    • UV
      5 - High
    • Cloud
      Cover
      24%
    more
  • Sat

    Sep 10

    82°Lo 64°

    Clouds and breaks of sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      87°
    • UV
      4 - Moderate
    • Cloud
      Cover
      4%
  • Sun

    Sep 11

    84°Lo 56°

    A couple of showers possible

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      88°
    • UV
      5 - High
    • Cloud
      Cover
      7%
    more
  • Mon

    Sep 12

    85°Lo 58°

    Thunderstorms possible

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Cloud
      Cover
      45%
    more
  • Tue

    Sep 13

    85°Lo 59°

    Mainly cloudy

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      86°
    • UV
      4 - Moderate
    • Cloud
      Cover
      7%
    more
Next Previous
Hi 82° RealFeel® 87° Precipitation 25%

Day

N

E

S

W

  • W 6 mph
  • Gusts: 18 mph

Clouds and breaks of sun

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 64° RealFeel® 63° Precipitation 0%

Night

N

E

S

W

  • NNW 7 mph
  • Gusts: 18 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • 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 10

more Historical Weather Data >
  Today Normal Record 9/10/2015
High 82° 82° N/A 73°
Low 64° 61° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:38 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:07 PM with 10:12 of moolight, then sets at 1:19 AM

Frederick Weather Report

September to start on cooler, less humid note in northeastern US

August 31, 2016; 12:24 AM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >