Trimountain State Park Weather Forecast
- 29
- 54
Mostly Cloudy
- 33
- 57
Mostly Cloudy
- 48
- 54
Chance Rain Showers
- 47
- 61
Rain Showers
- 33
- 56
Slight Chance Rain Showers
- 37
- 55
Partly Sunny
- 42
- 61
Mostly Cloudy
Today 13 Mar Northern Middlesex
Mostly sunny. Highs in the upper 40s. East Winds 5 to 10 Mph.
Tonight 13 Mar Northern Middlesex
Partly cloudy. Lows in the upper 20s. East Winds 5 to 10 Mph, becoming north after midnight.
Trimountain State Park Temperature Statistics
March Temperature
Meriden, Meriden Markham Municipal Airport (6.2 miles)
Lowest 3 March, 2025
16.8 °FAverage March
39 °FHighest 10 March, 2025
64.9 °F
Climate (2020–Present)
Meriden, Meriden Markham Municipal Airport (6.2 miles)
Average Low 2020–2025
43 °FAverage 2020–2025
52.8 °FAverage High 2020–2025
62.6 °F