Los Nietos Park Weather Forecast

    • 51
    • 74

    Becoming Sunny

    • 53
    • 74

    Sunny

    • 55
    • 77

    Sunny

    • 57
    • 84

    Sunny

    • 55
    • 79

    Partly Sunny

    • 53
    • 73

    Mostly Sunny

Today 5 Mar Los Angeles County San Gabriel Valley

Areas of low Clouds and fog in the morning then sunny. Highs in the upper 60s to mid 70s.

Tonight 5 Mar Los Angeles County San Gabriel Valley

Clear. Lows in the mid 40s to around 50.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Los Nietos Park Temperature Statistics

March Temperature

Fullerton, Fullerton Municipal Airport (7.5 miles)

  • Lowest 3 March, 2026

    52 °F

  • Average March

    64 °F

  • Highest 1 March, 2026

    82 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    76.6 °F
Get WillyWeather+ to remove ads