Walnut Weather Forecast

    • 63
    • 81

    Rain Showers Likely

    • 63
    • 85

    Thunderstorms Likely

    • 65
    • 86

    Slight Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

    • 66
    • 85

    Rain Showers Likely

    • 68
    • 89

    Slight Chance Thunderstorms

Today 4 Jun Pottawattamie

Mostly cloudy. A chance of Showers and Thunderstorms in the Morning, then Showers and Thunderstorms likely in the afternoon. Humid with Highs in the lower 80s. South Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 4 Jun Pottawattamie

Showers and Thunderstorms Likely, mainly in the evening. Humid with Lows in the lower 60s. South Winds 10 to 15 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Walnut Temperature Statistics

June Temperature

Harlan, Harlan Municipal Airport (9.3 miles)

  • Lowest 1 June, 2026

    60.8 °F

  • Average June

    74.8 °F

  • Highest 1 June, 2026

    87.8 °F

Climate (2021–Present)

Harlan, Harlan Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    50.6 °F

  • Average High 2021–2026

    62 °F
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