Thiells Weather Forecast

    • 61
    • 91

    Chance Thunderstorms

    • 59
    • 75

    Slight Chance Rain Showers

    • 61
    • 76

    Chance Rain Showers

    • 61
    • 77

    Chance Rain Showers

    • 60
    • 81

    Slight Chance Rain Showers

    • 63
    • 84

    Mostly Sunny

Today 17 Aug Rockland

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds this afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values in the upper 90s.

Tonight 17 Aug Rockland

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Some Thunderstorms may produce gusty Winds in the evening. Lows in the lower 60s. Northwest Winds 5 to 10 Mph, becoming north 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 40 percent.

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Thiells Temperature Statistics

August Temperature

White Plains - Westchester County Airport (19.3 miles)

  • Lowest 9 August, 2025

    56.6 °F

  • Average August

    73.3 °F

  • Highest 12 August, 2025

    90.6 °F

Climate (2020–Present)

White Plains - Westchester County Airport (19.3 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    62.3 °F
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