Tarkio Weather Forecast

    • 68
    • 80

    Increasing Clouds

    • 63
    • 93

    Mostly Sunny

    • 58
    • 80

    Mostly Sunny

    • 65
    • 85

    Slight Chance Thunderstorms

    • 67
    • 85

    Rain Showers

    • 63
    • 82

    Chance Thunderstorms

Today 16 Jun Atchison

Mostly sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 16 Jun Atchison

Partly cloudy. Lows in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 25 Mph, increasing to 15 to 20 Mph with Gusts up to 35 Mph after midnight.

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  • Temperature Real-Time

Tarkio Temperature Statistics

June Temperature

Shenandoah Municipal (21.1 miles)

  • Lowest 12 June, 2026

    55.4 °F

  • Average June

    73.8 °F

  • Highest 10 June, 2026

    89.6 °F

Climate (2021–Present)

Shenandoah Municipal (21.1 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    64.9 °F
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