Northwest Harwinton Weather Forecast

    • 70
    • 89

    Partly Sunny

    • 72
    • 93

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 65
    • 90

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 60
    • 73

    Rain Showers Likely

    • 62
    • 75

    Chance Thunderstorms

Today 22 Jun Southern Litchfield

Sunny, hot with Highs around 90. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Jun Southern Litchfield

Partly cloudy this Evening, then clearing. Lows in the lower 70s. West Winds 5 to 10 Mph this Evening, becoming light and variable.

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Northwest Harwinton Temperature Statistics

June Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 2 June, 2025

    44.1 °F

  • Average June

    65.8 °F

  • Highest 5 June, 2025

    88 °F

Climate (2020–Present)

Oxford, Waterbury-Oxford Airport (19.9 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.6 °F
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