Chaparral Park Weather Forecast

    • 71
    • 84

    Rain Showers Likely

    • 63
    • 83

    Chance Rain Showers

    • 63
    • 85

    Mostly Sunny

    • 64
    • 84

    Slight Chance Rain Showers

    • 66
    • 87

    Mostly Sunny

    • 65
    • 86

    Mostly Sunny

    • 63
    • 86

    Sunny

Today 18 Sep Los Angeles County San Gabriel Valley

Showers with a slight chance of Thunderstorms in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall. Highs in the lower to mid 80s.

Tonight 18 Sep Los Angeles County San Gabriel Valley

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms in the Evening, becoming partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the mid 60s to around 70. Chance of precipitation 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Chaparral Park Temperature Statistics

September Temperature

Brackett Field Airport (4.3 miles)

  • Lowest 9 September, 2025

    59 °F

  • Average September

    81.4 °F

  • Highest 2 September, 2025

    102.2 °F

Climate (2020–Present)

Brackett Field Airport (4.3 miles)

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

  • Average Low 2020–2025

    55.6 °F

  • Average 2020–2025

    67.8 °F

  • Average High 2020–2025

    75.7 °F
Get WillyWeather+ to remove ads