Cornwall Weather Forecast

    • 44
    • 56

    Increasing Clouds

    • 49
    • 67

    Chance Rain Showers

    • 49
    • 72

    Mostly Sunny

    • 46
    • 65

    Rain Showers Likely

    • 43
    • 50

    Rain Showers Likely

    • 43
    • 59

    Slight Chance Rain Showers

    • 47
    • 65

    Chance Rain Showers

Today 21 Apr Lebanon

Sunny. Highs in the upper 50s. Southwest Winds 5 to 10 Mph.

Tonight 21 Apr Lebanon

Mostly cloudy. A slight chance of Showers after midnight. Not as cool with Lows in the lower 40s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornwall Temperature Statistics

April Temperature

Lancaster, Lancaster Airport (11.8 miles)

  • Lowest 8 April, 2026

    27 °F

  • Average April

    56 °F

  • Highest 16 April, 2026

    88 °F

Climate (2021–Present)

Lancaster, Lancaster Airport (11.8 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    65.2 °F
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