Harwinton Weather Forecast

    • 71
    • 92

    Mostly Sunny

    • 64
    • 91

    Mostly Sunny

    • 62
    • 86

    Partly Sunny

    • 60
    • 83

    Partly Sunny

    • 61
    • 81

    Chance Rain Showers

    • 60
    • 78

    Slight Chance Thunderstorms

Today 14 Jul Southern Litchfield

Sunny, hot with Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 14 Jul Southern Litchfield

Clear. Lows in the mid 60s. Southwest Winds around 5 Mph.

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Harwinton Temperature Statistics

July Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 7 July, 2026

    57.9 °F

  • Average July

    74.4 °F

  • Highest 2 July, 2026

    95 °F

Climate (2021–2026)

Oxford, Waterbury-Oxford Airport (19.9 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    59.4 °F
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