• Today

    May 4

    71°Lo 58°

    Not as warm

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      6 mph
  • Thu

    May 5

    70°Lo 56°

    A thunderstorm in spots

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      71°
    • Wind
      Speed
      7 mph
    more
  • Fri

    May 6

    68°Lo 56°

    Variable clouds, a t-storm

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      6 mph
    more
  • Sat

    May 7

    67°Lo 56°

    A thunderstorm in spots

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      6 mph
    more
  • Sun

    May 8

    70°Lo 55°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 60° 59° 59° 61° 62° 64° 66° 68°
RealFeel® 60° 60° 60° 62° 66° 69° 70° 71°
Humidity 81% 81% 81% 78% 73% 67% 62% 59%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 4 SE 2 SE 2 SE 4 SE 1 SE 4 S 5 SSW 7 SSW
UV Index 0 0 0 0 1 2 3 4
Cloud Cover 100% 100% 100% 100% 99% 96% 95% 95%
Dew Point 54° 54° 54° 54° 54° 53° 53° 53°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 71° 75° 89° (2011) 73°
Low 58° 56° 50° (1999) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:59 AM with 13:39 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:38 AM with 12:50 of moolight, then sets at 5:28 PM

Fullerton Weather Report

Los Angeles: Spotty rain to dampen late-week plans

May 4, 2016; 4:39 AM ET

Unsettled weather will move into Southern California late in the week following a dry start to May. more >

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index