Larchmont Weather Forecast

    • 63
    • 82

    Sunny

    • 56
    • 85

    Mostly Sunny

    • 55
    • 72

    Mostly Sunny

    • 56
    • 71

    Partly Sunny

    • 62
    • 76

    Partly Sunny

    • 64
    • 83

    Slight Chance Rain Showers

    • 62
    • 81

    Chance Rain Showers

Today 18 Sep Southern Westchester

Sunny. Highs in the lower 80s. West Winds around 5 Mph.

Tonight 18 Sep Southern Westchester

Mostly clear. Lows in the lower 60s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Larchmont Temperature Statistics

September Temperature

White Plains - Westchester County Airport (9.3 miles)

  • Lowest 8 September, 2025

    48.9 °F

  • Average September

    66.3 °F

  • Highest 6 September, 2025

    82 °F

Climate (2020–Present)

White Plains - Westchester County Airport (9.3 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    62.4 °F
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