Plain Grove Weather Forecast

    • 41
    • 57

    Mostly Cloudy

    • 44
    • 67

    Mostly Cloudy

    • 47
    • 68

    Mostly Cloudy

    • 53
    • 72

    Mostly Cloudy

    • 56
    • 72

    Rain Showers Likely

    • 50
    • 69

    Chance Rain Showers

Today 31 Oct Lawrence

Mostly cloudy in the Morning, then becoming partly sunny. A 30 percent chance of Showers. Highs in the lower 60s.

Tonight 31 Oct Lawrence

Mostly cloudy. Lows in the lower 40s. East Winds around 5 Mph.

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Plain Grove Temperature Statistics

October Temperature

New Castle, New Castle Municipal Airport (13.7 miles)

  • Lowest 18 October, 2026

    27 °F

  • Average October

    54.2 °F

  • Highest 13 October, 2026

    84 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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