Stow Weather Forecast
- 58
- 81
Sunny
- 46
- 77
Sunny
- 43
- 68
Mostly Sunny
- 46
- 71
Partly Sunny
- 57
- 75
Partly Sunny
- 60
- 82
Slight Chance Rain Showers
- 56
- 78
Slight Chance Rain Showers
Today 18 Sep Central Middlesex County
Sunny. Highs around 80. West Winds around 5 Mph.
Tonight 18 Sep Central Middlesex County
Clear. Lows in the upper 50s. West Winds around 5 Mph.
Stow Temperature Statistics
September Temperature
Laurence G Hanscom Field Airport (10.6 miles)
Lowest 9 September, 2025
43 °FAverage September
63 °FHighest 6 September, 2025
86 °F
Climate (2020–Present)
Laurence G Hanscom Field Airport (10.6 miles)
Average Low 2020–2025
41.7 °FAverage 2020–2025
51.9 °FAverage High 2020–2025
62 °F