• Today

    Jul 1

    85°Lo 63°

    A t-storm around in the p.m.

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Thu

    Jul 2

    82°Lo 64°

    Cloudy with a bit of rain

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      69%
    • Hours of Precip
      5
    more
  • Fri

    Jul 3

    74°Lo 63°

    Cloudy, a t-storm; cooler

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      55%
    • Hours of Precip
      1
  • Sat

    Jul 4

    75°Lo 63°

    Periods of sun with a t-storm

    Warning for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      64%
    • Hours of Precip
      2.5
    more
  • Sun

    Jul 5

    84°Lo 65°

    Mostly sunny and warmer

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
Next Previous
Hi 74° RealFeel® 76° Precipitation 55%

Day

N

E

S

W

  • NE 6 mph
  • Gusts: 8 mph

A thick cloud cover and cooler with a shower or thunderstorm

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 63° RealFeel® 63° Precipitation 25%

Night

N

E

S

W

  • N 5 mph
  • Gusts: 7 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 3

more Historical Weather Data >
  Today Normal Record 7/3/2014
High 74° 88° 103° (1966) 88°
Low 63° 65° 50° (1977) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:52 of sunlight, then sets at 8:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:47 PM with 10:53 of moolight, then sets at 8:40 AM

Gaithersburg Weather Report

DC, Baltimore: Risk of Storms Returning for Fourth of July

July 1, 2015; 3:18 PM ET

Following a break in shower and thunderstorm activity very early in the weekend, the risk of a thunderstorm downpour will increase on the Fourth of July for Washington, D.C., and Baltimore. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index