Middleton Weather Forecast

    • 55
    • 87

    Mostly Sunny

    • 54
    • 91

    Partly Sunny

    • 45
    • 64

    Slight Chance Rain Showers

    • 46
    • 71

    Chance Rain Showers

    • 49
    • 79

    Chance Rain Showers

    • 48
    • 75

    Slight Chance Thunderstorms

Today 24 May Lower Treasure Valley

Sunny. Highs 84 to 89. Northwest Winds up to 10 Mph with Gusts to 20 Mph.

Tonight 24 May Lower Treasure Valley

Mostly clear. Lows 54 to 59. East Winds up to 10 Mph.

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  • Temperature Real-Time

Middleton Temperature Statistics

May Temperature

Caldwell - Caldwell Industrial Airport (4.3 miles)

  • Lowest 17 May, 2026

    41 °F

  • Average May

    62.9 °F

  • Highest 12 May, 2026

    93 °F

Climate (2021–Present)

Caldwell - Caldwell Industrial Airport (4.3 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    65.5 °F
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