Climate at a glance · Acton
Annual mean45°day and night
Precipitation34.49 ina year
Warmest monthJulyavg high 80°
Coldest monthJanuaryavg low 12°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
34.49 in a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 29° | 32° | 40° | 54° | 66° | 76° | 80° | 78° | 71° | 58° | 45° | 34° |
| Avg low | 12° | 14° | 20° | 32° | 42° | 51° | 55° | 54° | 47° | 36° | 29° | 20° |
| Precip, in | 2.68 | 2.36 | 2.24 | 2.99 | 3.11 | 2.95 | 2.91 | 3.11 | 3.39 | 2.68 | 3.46 | 2.60 |
Climate normals 1981–2010 · Georgetown Wwtp station (13 km away) · Environment and Climate Change Canada
43.6297°N, 80.0415°W · Elevation 1,145 ft