West Acton Weather Forecast
- 67
- 82
Chance Thunderstorms
- 53
- 79
Sunny
- 61
- 79
Mostly Sunny
- 66
- 84
Rain Showers
- 63
- 85
Rain Showers Likely
- 61
- 83
Slight Chance Rain Showers
Today 18 Jul Central Middlesex County
Partly sunny in the Morning, then mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the afternoon. Patchy smoke. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the mid 80s. Temperature falling into the upper 70s in the afternoon. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph, increasing to 35 Mph in the afternoon. Chance of rain 50 percent.
Tonight 18 Jul Central Middlesex County
Showers with a chance of Thunderstorms in the Evening, then Showers likely after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Locally heavy rainfall possible in the evening. Not as cool. Humid with Lows in the upper 60s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening. Chance of rain 90 percent.
West Acton Temperature Statistics
July Temperature
Laurence G Hanscom Field Airport (8.7 miles)
Lowest 12 July, 2026
57 °FAverage July
76.5 °FHighest 2 July, 2026
98.1 °F
Climate (2021–2026)
Laurence G Hanscom Field Airport (8.7 miles)
Average Low 2021–2026
41.3 °FAverage 2021–2026
51.7 °FAverage High 2021–2026
61.7 °F