Antonito Weather Forecast

    • 52
    • 87

    Rain Showers Likely

    • 49
    • 85

    Thunderstorms Likely

    • 50
    • 83

    Chance Thunderstorms

    • 51
    • 86

    Slight Chance Thunderstorms

    • 52
    • 88

    Slight Chance Thunderstorms

    • 53
    • 89

    Mostly Sunny

    • 52
    • 90

    Chance Thunderstorms

Today 28 Jul Southern San Luis Valley

Mostly sunny early in the afternoon then becoming mostly cloudy. A 50 percent chance of Thunderstorms. Highs 83 to 89. Southwest Winds 10 to 15 Mph.

Tonight 28 Jul Southern San Luis Valley

Mostly cloudy with a 50 percent chance of Thunderstorms. Lows 52 to 58. North Winds around 10 Mph until midnight becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Antonito Temperature Statistics

July Temperature

San Luis Valley Regional Airport (26.1 miles)

  • Lowest 3 July, 2026

    34.6 °F

  • Average July

    67.6 °F

  • Highest 20 July, 2026

    93.7 °F

Climate (2021–2026)

San Luis Valley Regional Airport (26.1 miles)

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  • Average Low 2021–2026

    26.7 °F

  • Average 2021–2026

    45.1 °F

  • Average High 2021–2026

    63.4 °F
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