Summer arrives in force in Maisonneuve, hotter than in 78% of Canadian towns
The depth of winter brings overnight lows near −13.5°C. Rain and snow together come to more here than on 74% of Canadian towns. Of all months, October brings the most precipitation and February the least. Long walks are most pleasant from May to September, when afternoons reach 19–27°C.
Figures: ECCC’s 1991–2020 normals for Montréal Trudeau (Airport) (19 km south-west).
A year in Maisonneuve at a glance
Each month’s typical high and low, in °C.
What stands out about Maisonneuve’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Maisonneuve feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
About 146 frosts and 121 warm days a year
The frost season runs October to April, and January freezes nearly every night. On about 12 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 1,041 mm of rain and snow a year
On about 122 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 217 cm in a normal year
Expect snow from October to April, with about 52 cm in January, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Maisonneuve
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Each day the mean sits under 18°C adds its shortfall; a year’s total is its heating degree days. Homes here need less heating than 62% of Canadian towns.
Living with Maisonneuve’s climate
What the normals mean for a garden, a day outside and the depth of winter.
On average the last spring frost comes around 29 April and the first autumn frost around 14 October: about 167 frost-free days between.
Highs of 17–27°C with nights of 8°C or more come in May, Jun, Jul, Aug and Sep.
Parks & trails →About 40 days a year bring a wind chill under −20, when bare skin chills fast.
About 50 days a year turn sultry, with the humidex past 30.
What averages leave out, the floods and ice storms, is on Maisonneuve’s hazards page.
Flood & hazards →ECCC’s normals location: Montréal Trudeau (Airport)
Behind the 1991–2020 normals for Montréal Trudeau (Airport) are 3 stations, which ECCC combines into one record.
| Distance from the town | 19 km south-west |
| 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, 30 km |
How Maisonneuve 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 Maisonneuve’s would only repeat its figures. Distances here run 9–16 km: that is how far the nearest places with figures are from Maisonneuve.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Maisonneuve Montréal Trudeau (Airport) | 26.7°C | −13.5°C | 1,041 mm |
| Montréal-Est 8.7 km · L'Assomption | 26.6°C about the same | −16.0°C 2.5°C colder | 1,041 mm |
| Brossard 12 km · L'Acadie | 26.6°C about the same | −13.6°C about the same | 1,041 mm |
Maisonneuve weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| 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 |
March has run from −26.9°C to 25.8°C in thirty years
Year to year, January varies most (a standard deviation of 3.0°C around −9.2°C) and June least (1.1°C).
Where Maisonneuve’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Montréal Trudeau (Airport), the closest ECCC location with twelve months of temperature normals.
- Comparisons: a pool of Canadian towns and neighbourhoods of 2,500 or more, read alike; whole cities and reserves stay out of it.
- Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Maisonneuve’s climate
How warm does Maisonneuve get in summer?
On a normal day in July the thermometer climbs to 26.7°C, the warmest of the year.
How cold does Maisonneuve get in winter?
Expect nights around −13.5°C in January; no month is colder.
How much rain and snow does Maisonneuve get?
Around 1,041 mm a year in all, from 103 mm in October down to 66 mm in February.
How long does snow stay on the ground?
A layer of at least 1 cm stays down on about 101 days a year.
Are these figures for Maisonneuve itself?
Almost: ECCC’s Montréal Trudeau (Airport) location, which gives these figures, lies a short way outside Maisonneuve.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Maisonneuve →
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).