Fullerton Weather Forecast
- 51
- 67
Mostly Sunny
- 52
- 70
Mostly Sunny
- 54
- 74
Mostly Sunny
- 55
- 76
Mostly Sunny
- 54
- 75
Patchy Fog
- 55
- 75
Patchy Fog
- 56
- 76
Patchy Fog
Today 26 Apr Los Angeles County San Gabriel Valley
Partly cloudy with a 20 percent chance of Showers. Highs in the mid 60s to lower 70s. West Winds 15 to 25 Mph in the afternoon.
Tonight 26 Apr Los Angeles County San Gabriel Valley
Partly cloudy with a 20 percent chance of Showers in the Evening, becoming mostly clear after midnight. Lows in the upper 40s to mid 50s. West Winds 15 to 25 Mph with local Gusts to 35 Mph shifting to the north after midnight.
Fullerton Temperature Statistics
April Temperature
Fullerton, Fullerton Municipal Airport (6.2 miles)
Lowest 6 April, 2024
42.7 °FAverage April
61.9 °FHighest 9 April, 2024
84.7 °F
Climate (2019–Present)
Fullerton, Fullerton Municipal Airport (6.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
56.9 °FAverage 2019–2024
65.8 °FAverage High 2019–2024
76.6 °F