Harwinton Weather Forecast

    • 52
    • 74

    Mostly Sunny

    • 55
    • 75

    Rain Showers Likely

    • 60
    • 80

    Rain Showers Likely

    • 55
    • 75

    Slight Chance Rain Showers

    • 55
    • 76

    Mostly Sunny

    • 55
    • 75

    Partly Sunny

Today 16 Jun Southern Litchfield

Sunny. Highs in the mid 70s. Northwest Winds around 5 Mph.

Tonight 16 Jun Southern Litchfield

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Harwinton Temperature Statistics

June Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 2 June, 2026

    42.1 °F

  • Average June

    68.8 °F

  • Highest 11 June, 2026

    88 °F

Climate (2021–Present)

Oxford, Waterbury-Oxford Airport (19.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    59.4 °F
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