San Luis State Park Weather Forecast

    • 35
    • 72

    Mostly Sunny

    • 42
    • 77

    Mostly Sunny

    • 46
    • 81

    Partly Sunny

    • 46
    • 79

    Chance Thunderstorms

    • 44
    • 74

    Chance Thunderstorms

    • 45
    • 77

    Slight Chance Thunderstorms

    • 46
    • 78

    Slight Chance Thunderstorms

Today 30 May Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Sunny. Highs 69 to 74. West Winds 10 to 20 Mph.

Tonight 30 May Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Mostly clear. Lows 32 to 39. West Winds 10 to 15 Mph becoming southwest after midnight.

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San Luis State Park Temperature Statistics

May Temperature

San Luis Valley Regional Airport (16.8 miles)

  • Lowest 7 May, 2026

    13.6 °F

  • Average May

    52.1 °F

  • Highest 13 May, 2026

    83.6 °F

Climate (2021–Present)

San Luis Valley Regional Airport (16.8 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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