Main Menu
    • Today's Weather - Diamond Bar, CA

      December 14, 2025    6:13 AM
      California State Fullerton - Humanities Bldg NE
      53°
      Feels Like 53°
      Hi 73°F Lo 50°F
      Mostly Cloudy
      Mostly Cloudy
    • Weather Details
      • Windchill 54ºF Daily Rain --
      • Dewpoint 43ºF Monthly Rain 0"
      • Humidity 67% Avg. Wind NE 3mph
      • Pressure -- Wind Gust --
      • Sunrise 6:48 AM Moon Waning Crescent
      • Sunset 4:43 PM UV Index 3 (Moderate)
    • Featured Videos
    • Air Quality
;