Trimountain State Park Weather Forecast

    • -1
    • 16

    Mostly Sunny

    • 9
    • 20

    Partly Sunny

    • 13
    • 24

    Mostly Cloudy

    • 11
    • 29

    Partly Sunny

    • 11
    • 31

    Partly Sunny

    • 12
    • 29

    Chance Snow

Today 30 Jan Northern Middlesex

Sunny, cold with Highs around 16. Northwest Winds 10 to 15 Mph. Wind chill Values as low as 4 below.

Tonight 30 Jan Northern Middlesex

Mostly clear. Cold with Lows around zero. Northwest Winds 5 to 10 Mph.

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Trimountain State Park Temperature Statistics

January Temperature

Meriden, Meriden Markham Municipal Airport (6.2 miles)

  • Lowest 28 January, 2026

    -2.9 °F

  • Average January

    27.4 °F

  • Highest 9 January, 2026

    51.1 °F

Climate (2021–Present)

Meriden, Meriden Markham Municipal Airport (6.2 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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