Antonito Weather Forecast

    • 46
    • 73

    Thunderstorms Likely

    • 45
    • 72

    Thunderstorms Likely

    • 40
    • 72

    Rain Showers Likely

    • 38
    • 73

    Slight Chance Thunderstorms

    • 38
    • 72

    Partly Sunny

    • 38
    • 73

    Partly Sunny

    • 38
    • 70

    Chance Thunderstorms

Today 16 Sep Southern San Luis Valley

Partly sunny with a 40 percent chance of Thunderstorms. Highs 66 to 72.

Tonight 16 Sep Southern San Luis Valley

Mostly cloudy with rain Showers likely and chance of Thunderstorms. Lows 46 to 51. South Winds 10 to 15 Mph decreasing to up to 10 Mph after midnight. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Antonito Temperature Statistics

September Temperature

San Luis Valley Regional Airport (26.1 miles)

  • Lowest 11 September, 2026

    36 °F

  • Average September

    64.9 °F

  • Highest 6 September, 2026

    87.7 °F

Climate (2021–2026)

San Luis Valley Regional Airport (26.1 miles)

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  • Average Low 2021–2026

    26.8 °F

  • Average 2021–2026

    45.2 °F

  • Average High 2021–2026

    63.5 °F
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