Castleton - on - Hudson Weather Forecast

    • 48
    • 63

    Slight Chance Rain Showers

    • 58
    • 80

    Slight Chance Rain Showers

    • 54
    • 82

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

    • 66
    • 94

    Chance Rain Showers

    • 59
    • 89

    Rain Showers Likely

Today 15 May Western Rensselaer

Mostly cloudy with Showers likely in the Morning, then partly sunny in the afternoon. Highs in the mid 60s. North Winds around 5 Mph. Chance of rain 60 percent.

Tonight 15 May Western Rensselaer

Mostly cloudy with a 40 percent chance of Showers. Near steady temperature in the upper 40s. Northwest Winds around 5 Mph.

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  • Temperature Real-Time

Castleton - on - Hudson Temperature Statistics

May Temperature

Albany International Airport (14.9 miles)

  • Lowest 3 May, 2026

    36.6 °F

  • Average May

    53.1 °F

  • Highest 5 May, 2026

    85.6 °F

Climate (2021–Present)

Albany International Airport (14.9 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    60.7 °F
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