Winchester Weather Forecast
- 58
- 81
Mostly Sunny
- 59
- 83
Mostly Sunny
- 61
- 82
Partly Sunny
- 63
- 81
Partly Sunny
- 66
- 83
Chance Rain Showers
- 67
- 84
Chance Rain
Today 23 Jul Southeast Middlesex
Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.
Tonight 23 Jul Southeast Middlesex
Clear. Lows in the upper 50s. South Winds around 5 Mph, becoming west around 5 Mph after midnight.
Winchester Temperature Statistics
July Temperature
Laurence G Hanscom Field Airport (8.1 miles)
Lowest 20 July, 2026
51.1 °FAverage July
74.6 °FHighest 2 July, 2026
98.1 °F
Climate (2021–2026)
Laurence G Hanscom Field Airport (8.1 miles)
Average Low 2021–2026
41.3 °FAverage 2021–2026
51.7 °FAverage High 2021–2026
61.7 °F