Cornish Flat Weather Forecast

    • 23
    • 41

    Snow/Sleet

    • 30
    • 33

    Slight Chance Freezing Drizzle

    • 39
    • 52

    Mostly Cloudy

    • 33
    • 49

    Mostly Sunny

    • 38
    • 56

    Mostly Sunny

    • 44
    • 60

    Mostly Cloudy

Today 5 Mar Sullivan

Partly sunny this Morning, then mostly cloudy with a slight chance of snow this afternoon. Highs in the upper 30s. Light and variable Winds, becoming east around 10 Mph with Gusts up to 20 Mph this afternoon. Chance of snow 20 percent.

Tonight 5 Mar Sullivan

Snow, freezing rain and sleet likely in the Evening, then Snow, sleet with a slight chance of freezing rain after midnight. Snow and sleet accumulation of 1 to 3 Inches. Ice accumulation of up to a tenth of an inch. Lows in the lower 20s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornish Flat Temperature Statistics

March Temperature

Lebanon Municipal Airport (8.7 miles)

  • Lowest 2 March, 2026

    -6 °F

  • Average March

    17.9 °F

  • Highest 1 March, 2026

    28.4 °F

Climate (2021–Present)

Lebanon Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    59.7 °F
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