Walnut Weather Forecast

    • 67
    • 77

    Chance Thunderstorms

    • 62
    • 80

    Thunderstorms

    • 59
    • 74

    Rain Showers

    • 56
    • 75

    Chance Rain Showers

    • 54
    • 82

    Rain Showers

    • 35
    • 62

    Chance Rain Showers

    • 36
    • 54

    Mostly Sunny

Today 13 Apr Bureau

Mostly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. South Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 13 Apr Bureau

Partly cloudy this Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Lows in the mid 60s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Walnut Temperature Statistics

April Temperature

Sterling Rockfalls (13 miles)

  • Lowest 7 April, 2026

    28 °F

  • Average April

    47.5 °F

  • Highest 8 April, 2026

    73 °F

Climate (2021–Present)

Sterling Rockfalls (13 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62 °F
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