South Windsor Weather Forecast

    • 34
    • 47

    Increasing Clouds

    • 35
    • 61

    Rain

    • 22
    • 41

    Partly Sunny

    • 26
    • 40

    Mostly Cloudy

    • 29
    • 47

    Mostly Cloudy

    • 32
    • 53

    Mostly Cloudy

Today 15 Mar Hartford

Mostly cloudy this Morning, then becoming partly sunny. Highs in the upper 40s. Northeast Winds around 5 Mph, becoming southeast with Gusts up to 20 Mph this afternoon.

Tonight 15 Mar Hartford

Mostly cloudy. Rain after midnight. Patchy fog after midnight. Lows in the mid 30s. Temperature rising into the lower 40s after midnight. Southeast Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

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South Windsor Temperature Statistics

March Temperature

Hartford, Hartford-Brainard Airport (7.5 miles)

  • Lowest 3 March, 2026

    14 °F

  • Average March

    39.5 °F

  • Highest 10 March, 2026

    75.9 °F

Climate (2021–Present)

Hartford, Hartford-Brainard Airport (7.5 miles)

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  • Average Low 2021–2026

    45 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    63.3 °F
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