Gregg Lake Weather Forecast

    • 28
    • 59

    Slight Chance Rain Showers

    • 25
    • 56

    Partly Sunny

    • 30
    • 61

    Mostly Sunny

    • 36
    • 72

    Partly Sunny

    • 38
    • 70

    Chance Rain Showers

    • 40
    • 72

    Chance Rain Showers

Today 29 Apr Box Butte

Partly sunny with a 20 percent chance of Showers. Not as cool. Near steady temperature in the upper 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 29 Apr Box Butte

Mostly cloudy. Cold with Lows in the upper 20s. North Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gregg Lake Temperature Statistics

April Temperature

Chadron, Chadron Municipal Airport (29.2 miles)

  • Lowest 18 April, 2026

    21.9 °F

  • Average April

    48.4 °F

  • Highest 11 April, 2026

    84.9 °F

Climate (2021–Present)

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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