• Tonight

    Sep 20

    Lo 60°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
  • Sun

    Sep 21

    88°Lo 60°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      4 mph
    more
  • Mon

    Sep 22

    93°Lo 62°

    Sunny and seasonably warm

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      4 mph
    more
  • Tue

    Sep 23

    95°Lo 65°

    Warm with plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      4 mph
    more
  • Wed

    Sep 24

    96°Lo 66°

    Sunny and warm

    Poor for home energy
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      98°
    • Wind
      Speed
      5 mph
    more
Next Previous
Hi 84° RealFeel® 86° Precipitation 5%

Day

N

E

S

W

  • WSW 5 mph
  • Gusts: 13 mph

Clouds and sunshine

  • Max UV Index: 6 (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 60° RealFeel® 59° Precipitation 1%

Night

N

E

S

W

  • W 2 mph
  • Gusts: 7 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 - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 84° N/A N/A 82°
Low 60° N/A N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 12:13 of sunlight, then sets at 6:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:27 AM with 13:22 of moolight, then sets at 4:49 PM

Top Story

Rialto Weather Report

Sunny Days Continue for Los Angeles

September 20, 2014; 7:30 PM ET

Sunny skies will continue to bathe the Los Angeles area. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index