Northwest Harwinton Weather Forecast

    • 28
    • 48

    Decreasing Clouds

    • 37
    • 55

    Partly Sunny

    • 48
    • 55

    Chance Rain Showers

    • 43
    • 61

    Rain Showers

    • 30
    • 52

    Slight Chance Rain Showers

    • 36
    • 53

    Partly Sunny

    • 40
    • 63

    Mostly Cloudy

Today 13 Mar Southern Litchfield

Sunny. Near steady temperature around 50. Southeast Winds 5 to 10 Mph.

Tonight 13 Mar Southern Litchfield

Mostly clear this Evening, then becoming mostly cloudy. Cold with Lows in the lower 30s. East Winds around 5 Mph this Evening, becoming light and variable.

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Northwest Harwinton Temperature Statistics

March Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 3 March, 2025

    14 °F

  • Average March

    37.3 °F

  • Highest 10 March, 2025

    61 °F

Climate (2020–Present)

Oxford, Waterbury-Oxford Airport (19.9 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    59.5 °F
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