Treadwell Weather Forecast

    • 44
    • 66

    Increasing Clouds

    • 41
    • 52

    Rain

    • 50
    • 60

    Rain Showers Likely

    • 52
    • 72

    Rain Showers Likely

    • 54
    • 76

    Partly Sunny

    • 52
    • 77

    Slight Chance Thunderstorms

Today 22 May Delaware

Partly sunny. Highs in the upper 60s. East Winds around 5 Mph.

Tonight 22 May Delaware

Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 40s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Treadwell Temperature Statistics

May Temperature

Monticello, Sullivan County International Airport (46 miles)

  • Lowest 4 May, 2026

    30.9 °F

  • Average May

    55.1 °F

  • Highest 18 May, 2026

    90 °F

Climate (2021–Present)

Monticello, Sullivan County International Airport (46 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    55 °F
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