Cartierville has warmer summer afternoons than 78% of Canadian towns
January mornings start at about −13.5°C. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 40°C apart. Rain and snow together come to more here than on 74% of Canadian towns. Ice scrapers and block heaters earn their keep on roughly 146 days a year at 0°C or below.
Figures: ECCC’s 1991–2020 normals for Montréal Trudeau (Airport) (6.9 km south).
A year in Cartierville at a glance
Each month’s typical high and low, in °C.
What stands out about Cartierville’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Cartierville feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
About 146 frosts and 121 warm days a year
The frost season runs October to April, and January freezes nearly every night. Some 12 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 1,041 mm a year
The most falls in October, the least in February. About 122 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 217 cm in a normal year
Snow falls from October to April, most of all in January (about 52 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Cartierville
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
One degree below 18°C for one day makes one heating degree day; the year’s days are added together. In heating terms, homes need less heating than 62% of Canadian towns.
Living with Cartierville’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
Frost usually lets go around 29 April and returns near 14 October, about 167 days apart.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark May, Jun, Jul, Aug and Sep.
Parks & trails →On some 40 days a year the wind chill drops past −20; mitts and a scarf earn their place.
Plan shade and water for about 50 days a year above 30 on the humidex.
Thirty years of averages say little about one bad storm; Cartierville’s hazards page does.
Flood & hazards →ECCC’s normals location: Montréal Trudeau (Airport)
Montréal Trudeau (Airport) is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 6.9 km south |
| Station altitude | 36 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −31.8°C |
| Hottest reading, 1991–2020 | 36.6°C |
| Average wind | 15.4 km/h on average, most often from the west |
| Next-nearest location | L'Assomption, 39 km |
How Cartierville compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in Quebec.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Cartierville’s would only repeat its figures. Distances here run 20–23 km: that is how far the nearest places with figures are from Cartierville.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Cartierville Montréal Trudeau (Airport) | 26.7°C | −13.5°C | 1,041 mm |
| Montréal-Est 20 km · L'Assomption | 26.6°C about the same | −16.0°C 2.5°C colder | 1,041 mm |
| Brossard 21 km · L'Acadie | 26.6°C about the same | −13.6°C about the same | 1,041 mm |
Cartierville weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −5.0°C | −13.5°C | −9.2°C | 86 mm | 52 cm |
| February | −3.4°C | −12.4°C | −8.0°C | 66 mm | 47 cm |
| March | 2.4°C | −6.5°C | −2.0°C | 77 mm | 37 cm |
| April | 11.3°C | 1.1°C | 6.2°C | 90 mm | 15 cm |
| May | 19.4°C | 8.3°C | 13.9°C | 86 mm | 0 cm |
| June | 24.2°C | 13.8°C | 19.0°C | 84 mm | 0 cm |
| July | 26.7°C | 16.7°C | 21.7°C | 91 mm | 0 cm |
| August | 25.7°C | 15.6°C | 20.6°C | 94 mm | 0 cm |
| September | 21.1°C | 10.9°C | 16.0°C | 89 mm | 0 cm |
| October | 13.2°C | 4.5°C | 8.9°C | 103 mm | 1 cm |
| November | 6.1°C | −1.7°C | 2.3°C | 84 mm | 16 cm |
| December | −1.2°C | −8.7°C | −5.0°C | 92 mm | 48 cm |
| Year | 11.7°C | 2.3°C | 7.0°C | 1,041 mm | 217 cm |
January varies most from one year to the next (3.0°C), June least
Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −26.9°C in 1992 to 25.8°C in 2012.
Where Cartierville’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Montréal Trudeau (Airport) from ECCC’s climate data site, the nearest location with every month of temperature.
- Comparisons: the 2,500-plus towns and neighbourhoods of Canada, each read from its closest normals location; whole cities and reserves aren’t counted.
- Not on this page: hours of sunshine, missing from the 1991–2020 normals, and a height correction: the town has no elevation on file.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Cartierville’s climate
How warm does Cartierville get in summer?
July is the warmest month, with average highs of 26.7°C.
How cold does Cartierville get in winter?
The coldest nights come in January, averaging −13.5°C.
How much rain and snow does Cartierville get?
October is the wettest month at 103 mm and February the driest at 66 mm, for 1,041 mm over the year.
How long does snow stay on the ground?
Snow cover of 1 cm or more lasts about 101 days in a typical year.
Are these figures for Cartierville itself?
Almost: ECCC’s Montréal Trudeau (Airport) location, which gives these figures, lies a short way outside Cartierville.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Cartierville →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).