Deer Flat National Wildlife Refuge Weather Forecast

    • 32
    • 49

    Increasing Clouds

    • 31
    • 45

    Mostly Cloudy

    • 43
    • 56

    Mostly Cloudy

    • 47
    • 63

    Mostly Cloudy

    • 51
    • 65

    Mostly Cloudy

    • 47
    • 63

    Chance Rain

Today 9 Mar Lower Treasure Valley

Mostly sunny. Much cooler with Highs 47 to 52. Windy. Northwest Winds 15 to 25 Mph with Gusts to 35 Mph.

Tonight 9 Mar Lower Treasure Valley

Mostly cloudy. Lows 27 to 32. Breezy. North Winds 10 to 20 Mph in the Evening, becoming northwest up to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deer Flat National Wildlife Refuge Temperature Statistics

March Temperature

Caldwell - Caldwell Industrial Airport (6.2 miles)

  • Lowest 3 March, 2026

    30 °F

  • Average March

    45.1 °F

  • Highest 3 March, 2026

    62.1 °F

Climate (2021–Present)

Caldwell - Caldwell Industrial Airport (6.2 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    65.4 °F
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