Climate at a glance · Chelsea
Annual mean44°day and night
Precipitation36.26 ina year
Warmest monthJulyavg high 80°
Coldest monthJanuaryavg low 6°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
36.26 in a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 22° | 26° | 36° | 53° | 66° | 75° | 80° | 78° | 69° | 55° | 42° | 28° |
| Avg low | 6° | 10° | 20° | 35° | 46° | 56° | 60° | 58° | 50° | 39° | 29° | 15° |
| Precip, in | 2.48 | 1.97 | 2.24 | 2.80 | 3.43 | 3.66 | 3.31 | 3.31 | 3.66 | 3.39 | 3.27 | 2.76 |
Climate normals 1981–2010 · Ottawa Cda station (14 km away) · Environment and Climate Change Canada
45.5001°N, 75.7827°W · Elevation 354 ft