Trimountain State Park Weather Forecast

    • 43
    • 65

    Mostly Sunny

    • 33
    • 56

    Sunny

    • 43
    • 58

    Mostly Sunny

    • 49
    • 63

    Mostly Sunny

    • 47
    • 70

    Mostly Sunny

    • 45
    • 64

    Mostly Cloudy

Today 26 Oct Northern Middlesex

Mostly cloudy. Highs in the mid 60s.

Tonight 26 Oct Northern Middlesex

Mostly clear. Lows in the lower 40s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Trimountain State Park Temperature Statistics

October Temperature

Meriden, Meriden Markham Municipal Airport (6.2 miles)

  • Lowest 24 October, 2026

    30.9 °F

  • Average October

    55.2 °F

  • Highest 2 October, 2026

    82.9 °F

Climate (2021–2026)

Meriden, Meriden Markham Municipal Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.9 °F
Get WillyWeather+ to remove ads