• Today

    Apr 30

    61°Lo 51°

    Mostly cloudy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      64°
    • UV
      4 - Moderate
    • Cloud
      Cover
      95%
  • Sun

    May 1

    64°Lo 55°

    Cloudy with a little rain

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      64°
    • UV
      2 - Low
    • Cloud
      Cover
      99%
    more
  • Mon

    May 2

    73°Lo 48°

    A few showers in the morning

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      75°
    • UV
      4 - Moderate
    • Cloud
      Cover
      82%
    more
  • Tue

    May 3

    65°Lo 48°

    Rain and drizzle in the a.m.

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      71°
    • UV
      5 - High
    • Cloud
      Cover
      76%
    more
  • Wed

    May 4

    67°Lo 51°

    Rather cloudy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      71°
    • UV
      4 - Moderate
    • Cloud
      Cover
      75%
    more
Next Previous
Hi 61° RealFeel® 64° Precipitation 25%

Day

N

E

S

W

  • ESE 5 mph
  • Gusts: 10 mph

Mostly cloudy

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 51° RealFeel® 44° Precipitation 70%

Night

N

E

S

W

  • SE 6 mph
  • Gusts: 9 mph

Periods of rain; patchy fog late

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0.52 in
  • Rain: 0.52 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 5.5 hrs
  • Hours of Rain: 5.5 hrs

Temperature History - Apr 30

more Historical Weather Data >
  Today Normal Record 4/30/2015
High 61° 69° N/A 72°
Low 51° 50° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:11 AM with 13:51 of sunlight, then sets at 8:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:15 AM with 10:51 of moolight, then sets at 1:06 PM

Gaithersburg Weather Report

Rain to ease unusual northeastern US dryness but to put a damper on outdoor plans

April 30, 2016; 10:55 AM ET

Expanding rainfall will bring good news and bad news for people in the northeastern United States into early next week. more >

Sat. Sinus Headache

Sat. UV Index