• Tonight

    Aug 31

    Lo 61°

    Partly cloudy

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      3%
    • Hi
      RealFeel
      94°
  • Tue

    Sep 1

    89°Lo 60°

    Partly sunny

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      93°
    more
  • Wed

    Sep 2

    87°Lo 59°

    Partly sunny

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      90°
    more
  • Thu

    Sep 3

    86°Lo 61°

    Mostly sunny

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      90°
    more
  • Fri

    Sep 4

    85°Lo 61°

    Areas of low clouds, then sun

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      87°
    more
Next Previous
Hi 88° RealFeel® 94° Precipitation 3%

Day

N

E

S

W

  • WSW 8 mph
  • Gusts: 17 mph

Partly sunny

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 62° Precipitation 4%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 16 mph

Partly cloudy

  • 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 - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 88° 92° 104° (1955) 94°
Low 61° 63° 53° (1980) 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 12:55 of sunlight, then sets at 7:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:45 PM with 12:55 of moolight, then sets at 9:40 AM

Fontana Weather Report

Los Angeles: September to Start With Cooler Conditions

August 31, 2015; 11:23 PM ET

The first few days of September will feature cooler conditions across much of the Los Angeles Basin. 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

Mon. Overnight Freeze

Mon. Degree Days

Mon. Evapotranspiration