McLean Weather Forecast

    • 41
    • 50

    Increasing Clouds

    • 38
    • 58

    Chance Rain Showers

    • 40
    • 59

    Partly Sunny

    • 44
    • 64

    Mostly Cloudy

    • 42
    • 59

    Rain Showers Likely

    • 42
    • 60

    Chance Rain Showers

Today 21 Apr Tompkins

Partly sunny. Highs in the lower 50s. South Winds 5 to 10 Mph.

Tonight 21 Apr Tompkins

Mostly cloudy with a 40 percent chance of Showers. Lows around 40. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

McLean Temperature Statistics

April Temperature

Cortland County-Chase Field (4.3 miles)

  • Lowest 8 April, 2026

    15.8 °F

  • Average April

    48.3 °F

  • Highest 16 April, 2026

    80.6 °F

Climate (2021–Present)

Cortland County-Chase Field (4.3 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.6 °F
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