Alamosa National Wildlife Refuge Weather Forecast

    • 35
    • 78

    Mostly Sunny

    • 40
    • 81

    Breezy

    • 41
    • 79

    Slight Chance Thunderstorms

    • 42
    • 75

    Chance Thunderstorms

    • 44
    • 77

    Slight Chance Thunderstorms

    • 45
    • 77

    Partly Sunny

    • 44
    • 78

    Slight Chance Thunderstorms

Today 31 May Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Sunny. Highs in the mid to upper 70s. Southwest Winds 10 to 15 Mph.

Tonight 31 May Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Mostly clear. Lows 34 to 44. West Winds 10 to 15 Mph decreasing to up to 10 Mph after midnight.

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Alamosa National Wildlife Refuge Temperature Statistics

May Temperature

San Luis Valley Regional Airport (6.2 miles)

  • Lowest 7 May, 2026

    13.6 °F

  • Average May

    52.4 °F

  • Highest 13 May, 2026

    83.6 °F

Climate (2021–Present)

San Luis Valley Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    26.8 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    63.2 °F
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