Gregg Lake Weather Forecast

    • 59
    • 86

    Slight Chance Thunderstorms

    • 57
    • 92

    Chance Thunderstorms

    • 57
    • 89

    Slight Chance Thunderstorms

    • 53
    • 84

    Slight Chance Thunderstorms

    • 56
    • 87

    Chance Rain Showers

    • 59
    • 91

    Slight Chance Thunderstorms

    • 60
    • 94

    Slight Chance Thunderstorms

Today 26 Jun Box Butte

Mostly sunny with a slight chance of Showers and Thunderstorms. Breezy and much warmer. Near steady temperature in the lower 80s. South Winds 20 to 25 Mph with Gusts up to 40 Mph. Chance of rain 20 percent.

Tonight 26 Jun Box Butte

Mostly cloudy in the Evening, then becoming partly cloudy. Breezy with Lows in the upper 50s. South Winds 15 to 25 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gregg Lake Temperature Statistics

June Temperature

Chadron, Chadron Municipal Airport (29.2 miles)

  • Lowest 15 June, 2026

    37 °F

  • Average June

    67.7 °F

  • Highest 6 June, 2026

    99 °F

Climate (2021–2026)

Chadron, Chadron Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    64.4 °F
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