Hartford Weather Forecast

    • 38
    • 52

    Chance Rain

    • 25
    • 47

    Chance Rain/Snow

    • 26
    • 38

    Mostly Sunny

    • 36
    • 52

    Mostly Sunny

    • 37
    • 57

    Mostly Cloudy

    • 22
    • 44

    Mostly Cloudy

    • 26
    • 36

    Partly Sunny

Today 9 Jan Madison

Partly sunny and cooler. Near steady temperature in the upper 40s. North Winds around 5 Mph.

Tonight 9 Jan Madison

Mostly cloudy. A chance of rain after midnight. Lows in the upper 30s. East Winds around 5 Mph, becoming north around 5 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartford Temperature Statistics

January Temperature

St. Louis Regional Airport (5 miles)

  • Lowest 4 January, 2026

    20.7 °F

  • Average January

    36.6 °F

  • Highest 6 January, 2026

    64.4 °F

Climate (2021–Present)

St. Louis Regional Airport (5 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    66.2 °F
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