Antonito Weather Forecast

    • 19
    • 52

    Mostly Sunny

    • 17
    • 53

    Mostly Sunny

    • 17
    • 52

    Mostly Sunny

    • 16
    • 51

    Partly Sunny

    • 16
    • 49

    Mostly Sunny

    • 15
    • 47

    Mostly Sunny

Today 11 Dec Southern San Luis Valley

Sunny. Highs 48 to 53. North Winds up to 10 Mph.

Tonight 11 Dec Southern San Luis Valley

Mostly clear. Lows 16 to 28. Light Winds.

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Antonito Temperature Statistics

December Temperature

San Luis Valley Regional Airport (26.1 miles)

  • Lowest 5 December, 2025

    0 °F

  • Average December

    21.7 °F

  • Highest 8 December, 2025

    41 °F

Climate (2020–Present)

San Luis Valley Regional Airport (26.1 miles)

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  • Average Low 2020–2025

    26.5 °F

  • Average 2020–2025

    44.6 °F

  • Average High 2020–2025

    62.3 °F
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