Grand River National Grassland Weather Forecast

    • 60
    • 85

    Severe Tstms

    • 60
    • 87

    Mostly Sunny

    • 64
    • 96

    Mostly Sunny

    • 66
    • 102

    Chance Rain Showers

    • 56
    • 88

    Breezy

    • 56
    • 81

    Partly Sunny

Today 30 Jul Northern Perkins

Showers and Thunderstorms likely. Highs in the mid 80s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 30 Jul Northern Perkins

Partly cloudy with Showers and Thunderstorms likely in the Evening, then mostly clear after midnight. Patchy smoke. Lows in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming north around 5 Mph after midnight. Chance of rain 70 percent.

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Grand River National Grassland Temperature Statistics

July Temperature

Hettinger, Hettinger Municipal Airport (22.4 miles)

  • Lowest 18 July, 2026

    51.7 °F

  • Average July

    76.9 °F

  • Highest 12 July, 2026

    108.6 °F

Climate (2021–2026)

Hettinger, Hettinger Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    31.2 °F

  • Average 2021–2026

    45 °F

  • Average High 2021–2026

    58.6 °F
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