Heiberg Memorial Forest Weather Forecast

    • 56
    • 74

    Chance Rain Showers

    • 54
    • 73

    Partly Sunny

    • 65
    • 83

    Chance Rain Showers

    • 63
    • 83

    Rain Showers

    • 43
    • 74

    Rain Showers

    • 41
    • 56

    Partly Sunny

Today 16 May Cortland

Mostly sunny. Highs in the mid 70s. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 16 May Cortland

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Lows in the mid 50s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heiberg Memorial Forest Temperature Statistics

May Temperature

Cortland County-Chase Field (13 miles)

  • Lowest 1 May, 2026

    28.4 °F

  • Average May

    46.6 °F

  • Highest 5 May, 2026

    71.6 °F

Climate (2021–Present)

Cortland County-Chase Field (13 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.5 °F
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