Alamosa National Wildlife Refuge Weather Forecast

    • 50
    • 85

    Slight Chance Thunderstorms

    • 49
    • 85

    Chance Thunderstorms

    • 48
    • 84

    Chance Thunderstorms

    • 48
    • 85

    Chance Thunderstorms

    • 50
    • 86

    Slight Chance Thunderstorms

    • 51
    • 87

    Slight Chance Thunderstorms

Today 24 Aug Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Mostly sunny with a 20 percent chance of Thunderstorms. Highs 81 to 86. Light Winds becoming west around 10 Mph in the afternoon.

Tonight 24 Aug Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Mostly cloudy. Lows 47 to 54. Northwest Winds up to 10 Mph.

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Alamosa National Wildlife Refuge Temperature Statistics

August Temperature

San Luis Valley Regional Airport (6.2 miles)

  • Lowest 11 August, 2026

    44.7 °F

  • Average August

    69.3 °F

  • Highest 4 August, 2026

    93.7 °F

Climate (2021–2026)

San Luis Valley Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    26.7 °F

  • Average 2021–2026

    45.2 °F

  • Average High 2021–2026

    63.5 °F
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