Sumner Lake State Park Weather Forecast

    • 53
    • 82

    Isolated Thunderstorms

    • 55
    • 87

    Mostly Sunny

    • 53
    • 86

    Rain Showers

    • 49
    • 76

    Rain Showers Likely

    • 51
    • 84

    Mostly Sunny

    • 53
    • 87

    Mostly Sunny

Today 23 May De Baca County

Mostly sunny. Scattered Sprinkles in the afternoon. Highs in the lower 80s. Northeast Winds around 15 Mph in the morning.

Tonight 23 May De Baca County

Mostly clear. Lows around 50. East Winds around 15 Mph.

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  • Temperature Real-Time

Sumner Lake State Park Temperature Statistics

May Temperature

Melrose Gunnery Range (39.1 miles)

  • Lowest 7 May, 2026

    37.4 °F

  • Average May

    67.2 °F

  • Highest 13 May, 2026

    96.6 °F

Climate (2022–Present)

Melrose Gunnery Range (39.1 miles)

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  • Average Low 2022–2026

    46.1 °F

  • Average 2022–2026

    59.5 °F

  • Average High 2022–2026

    73.5 °F
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