Deer Flat National Wildlife Refuge Weather Forecast

    • 66
    • 91

    Mostly Sunny

    • 70
    • 96

    Becoming Sunny

    • 67
    • 93

    Chance Rain Showers

    • 63
    • 85

    Chance Rain Showers

    • 62
    • 84

    Slight Chance Thunderstorms

    • 62
    • 83

    Mostly Sunny

    • 65
    • 88

    Mostly Sunny

Today 30 Jun Lower Treasure Valley

Sunny. Highs 95 to 100. Northeast Winds up to 10 Mph.

Tonight 30 Jun Lower Treasure Valley

Mostly clear. Lows 63 to 69. North Winds up to 10 Mph.

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Deer Flat National Wildlife Refuge Temperature Statistics

June Temperature

Caldwell - Caldwell Industrial Airport (6.2 miles)

  • Lowest 21 June, 2025

    45 °F

  • Average June

    71.1 °F

  • Highest 9 June, 2025

    97 °F

Climate (2020–Present)

Caldwell - Caldwell Industrial Airport (6.2 miles)

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  • Average Low 2020–2025

    41.3 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    64.9 °F
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