Caldwell Weather Forecast

    • 50
    • 79

    Rain Showers

    • 45
    • 74

    Mostly Sunny

    • 43
    • 71

    Sunny

    • 50
    • 78

    Sunny

    • 56
    • 88

    Sunny

    • 55
    • 90

    Sunny

    • 59
    • 91

    Sunny

Today 8 Jun Lower Treasure Valley

Mostly cloudy. Highs 76 to 81. South Winds 10 to 15 Mph with Gusts to 25 Mph.

Tonight 8 Jun Lower Treasure Valley

Showers. A slight chance of Thunderstorms after midnight. Patchy fog after midnight. Chance of rain 90 percent. Lows 48 to 53. West Winds 10 to 15 Mph with Gusts to 25 Mph this Evening, becoming light after midnight.

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Caldwell Temperature Statistics

June Temperature

Caldwell - Caldwell Industrial Airport (3.1 miles)

  • Lowest 5 June, 2026

    48 °F

  • Average June

    66.4 °F

  • Highest 2 June, 2026

    86 °F

Climate (2021–Present)

Caldwell - Caldwell Industrial Airport (3.1 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    65.4 °F
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