Wallingford Weather Forecast

    • 8
    • 24

    Mostly Sunny

    • 28
    • 36

    Mostly Cloudy

    • 21
    • 43

    Partly Sunny

    • 6
    • 31

    Mostly Cloudy

    • 6
    • 15

    Chance Snow

    • 7
    • 18

    Chance Snow

Today 20 Jan Northern New Haven

Sunny, cold with Highs in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jan Northern New Haven

Mostly clear. Lows around 8 above. West Winds 5 to 10 Mph.

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Wallingford Temperature Statistics

January Temperature

Meriden, Meriden Markham Municipal Airport (3.7 miles)

  • Lowest 3 January, 2026

    5 °F

  • Average January

    31.7 °F

  • Highest 9 January, 2026

    51.1 °F

Climate (2021–Present)

Meriden, Meriden Markham Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    63 °F
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