• Today

    Sep 1

    83°Lo 59°

    Partly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Cloud
      Cover
      57%
  • Wed

    Sep 2

    81°Lo 57°

    Areas of low clouds, then sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      87°
    • UV
      5 - High
    • Cloud
      Cover
      50%
    more
  • Thu

    Sep 3

    79°Lo 54°

    Areas of low clouds, then sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      84°
    • UV
      5 - High
    • Cloud
      Cover
      49%
    more
  • Fri

    Sep 4

    80°Lo 54°

    Areas of low clouds, then sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      86°
    • UV
      5 - High
    • Cloud
      Cover
      47%
    more
  • Sat

    Sep 5

    83°Lo 52°

    Low clouds, then sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      88°
    • UV
      5 - High
    • Cloud
      Cover
      53%
    more
Next Previous
Hi 83° RealFeel® 89° Precipitation 2%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 9 mph

Areas of low clouds, then some sun

  • Max UV Index: 7 (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 59° RealFeel® 60° Precipitation 4%

Night

N

E

S

W

  • SSE 2 mph
  • Gusts: 6 mph

Partly cloudy this evening followed by areas of low clouds

  • 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 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 83° N/A N/A 89°
Low 59° N/A N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 12:53 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:34 PM with 13:19 of moolight, then sets at 10:53 AM

Simi Valley Weather Report

Los Angeles: September to Start With Cooler Conditions

September 1, 2015; 4:43 AM ET

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

New Year, New You

Dec 24, 2012; 5:00 AM ET Start 2013 right with these tips on how to set realistic New Year's resolutions!

Tue. Sinus Headache

Tue. UV Index