Fullerton, CA 92831

WeatherBug® Your Weather Just Got Better™

Change Units: °F  | °C

Weekend Forecast

Fullerton, CA 92831



Hi: 91°

Mostly sunny. Highs 86 to 91 near the coast to 100 to 105 inland. Areas of winds northeast 15 mph with gusts to 25 mph in the morning becoming light.

Lo: 65°

Mostly clear. Lows 61 to 69. Light winds.



Hi: 88°

Mostly sunny. Highs 83 to 88 near the coast to 99 to 104 inland.

Lo: 64°

Mostly clear. Lows 62 to 67.



Hi: 85°

Mostly sunny. Highs 80 to 85 near the coast to 95 to 100 inland.

Lo: 62°

Mostly clear in the evening...becoming partly cloudy. Patchy fog overnight. Lows 59 to 65.

Radar Weather Map for Fullerton, CA
  • Enlarge Radar Map

Weather News

Other Top Weather Headlines

WeatherBug Featured Content

Green Living

Green Living

You too can help save our planet and put money back in your wallet. Learn how you can take the first steps to reduce your environmental impact, including driving green, easy ways you can conserve water, and energy saving tips. To learn more and discover the benefits of going green, visit WeatherBug’s green living section. More >

Sponsored Content