• Early AM

    Jul 31

    Lo 77°

    A shower or thunderstorm

    Lawn Mowing Weather
    • Hours of Precip
      0.5
    • Precip
      50%
    • Hi
      RealFeel
      107°
    more
  • Today

    Jul 31

    100°Lo 78°

    A t-storm around in the p.m.

    Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      40%
    • Hi
      RealFeel
      105°
  • Sat

    Aug 1

    97°Lo 74°

    A t-storm around in the p.m.

    Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      40%
    • Hi
      RealFeel
      100°
    more
  • Sun

    Aug 2

    101°Lo 76°

    Partly sunny

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      102°
    more
  • Mon

    Aug 3

    104°Lo 76°

    Mostly sunny and hot

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      106°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9pm
10pm 11pm Sat
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Mostly Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
T-storms
Mostly Clear
Partly Cloudy
Partly Cloudy
Temp (°F) 92° 90° 87° 86° 83° 82° 81° 80°
RealFeel® 89° 87° 85° 84° 79° 81° 79° 78°
Humidity 31% 34% 37% 39% 46% 46% 45% 46%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Rain
 
32%
 
36%
 
43%
 
47%
 
51%
 
25%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (mph) 6 SSE 5 S 5 S 5 SSW 4 SSW 4 SW 4 SW 4 SW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 87% 79% 65% 47% 31% 25% 32% 48%
Dew Point 57° 58° 58° 58° 60° 60° 58° 57°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 100° 104° 115° (1978) 109°
Low 78° 81° 65° (1940) 83°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 13:59 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:55 PM with 11:18 of moolight, then sets at 7:13 AM

Boulder City Weather Report

Storms May Bring Flooding in a Flash to Los Angeles, Las Vegas and Phoenix Areas This Week

July 31, 2015; 4:53 AM ET

The risk of drenching and locally gusty thunderstorms has expanded to parts of Southern California, Arizona and Nevada. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Fri. Overnight Freeze

Fri. Degree Days

Fri. Evapotranspiration