Fort Sumner Weather Forecast

    • 22
    • 54

    Mostly Sunny

    • 27
    • 61

    Breezy

    • 24
    • 56

    Mostly Sunny

    • 26
    • 61

    Mostly Sunny

    • 39
    • 65

    Mostly Sunny

    • 37
    • 65

    Mostly Sunny

Today 5 Dec De Baca County

Breezy. Mostly sunny. Highs in the lower 50s. West Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 5 Dec De Baca County

Cold, clear. Lows in the mid 20s. Northwest Winds 15 to 20 Mph.

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Fort Sumner Temperature Statistics

December Temperature

Melrose Gunnery Range (28 miles)

  • Lowest 1 December, 2025

    16.5 °F

  • Average December

    36.8 °F

  • Highest 2 December, 2025

    60.4 °F

Climate (2020–Present)

Melrose Gunnery Range (28 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    58.7 °F

  • Average High 2020–2025

    72.4 °F
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