Costilla Weather Forecast

    • 26
    • 55

    Partly Sunny

    • 24
    • 54

    Partly Sunny

    • 23
    • 53

    Sunny

    • 25
    • 55

    Mostly Sunny

    • 28
    • 53

    Mostly Cloudy

    • 26
    • 51

    Mostly Cloudy

    • 22
    • 50

    Chance Snow Showers

Today 6 Feb Upper Rio Grande Valley

Mostly sunny. Highs in the upper 50s.

Tonight 6 Feb Upper Rio Grande Valley

Cold. Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 20s.

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Costilla Temperature Statistics

February Temperature

San Luis Valley Regional Airport (36.7 miles)

  • Lowest 1 February, 2026

    3.7 °F

  • Average February

    29.6 °F

  • Highest 1 February, 2026

    51.7 °F

Climate (2021–Present)

San Luis Valley Regional Airport (36.7 miles)

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  • Average Low 2021–2026

    26.7 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    62.7 °F
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