Sumner Lake State Park Weather Forecast

    • 69
    • 97

    Increasing Clouds

    • 68
    • 95

    Slight Chance Thunderstorms

    • 68
    • 95

    Mostly Sunny

    • 68
    • 95

    Mostly Sunny

    • 67
    • 93

    Mostly Sunny

    • 66
    • 93

    Slight Chance Thunderstorms

    • 66
    • 93

    Slight Chance Thunderstorms

Today 5 Sep De Baca County

Hot. Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 90s. Chance of rain 20 percent.

Tonight 5 Sep De Baca County

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the upper 60s. Southwest Winds around 15 Mph this evening. Chance of rain 20 percent.

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  • Temperature Real-Time

Sumner Lake State Park Temperature Statistics

September Temperature

Melrose Gunnery Range (39.1 miles)

  • Lowest 1 September, 2026

    66 °F

  • Average September

    82.4 °F

  • Highest 3 September, 2026

    100.4 °F

Climate (2022–2026)

Melrose Gunnery Range (39.1 miles)

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  • Average Low 2022–2026

    47.4 °F

  • Average 2022–2026

    60.9 °F

  • Average High 2022–2026

    75 °F
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