Photo: P199 · CC BY-SA 3.0Mirabel has warmer summer afternoons than 78% of Canadian towns
Deep winter brings January lows near −13.5°C. Its yearly rain and snow top those of 74% of Canadian towns. Precipitation peaks in October and eases off in February. Plan time outside from May to September, when highs sit at 19–27°C.
Mirabel has no ECCC normals station of its own: every figure here comes from Montréal Trudeau (Airport), 27 km south-east.
A year in Mirabel at a glance
Each month’s typical high and low, in °C.
What stands out about Mirabel’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Mirabel feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
146 frost days and 121 days above 20°C a year
Frost comes from October to April; in January almost every night freezes. 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
1,041 mm of precipitation in a typical year
On about 122 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
217 cm of snow in a typical year
From October to April snow is likely; January is the peak, at about 52 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Mirabel
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Think of it as a year’s worth of daily shortfalls below 18°C, added up. By this count, homes here need less heating than 62% of Canadian towns.
Living with Mirabel’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Count on about 167 frost-free days: the last frost averages 29 April, the first 14 October.
Highs of 17–27°C with nights of 8°C or more come in 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.
The air feels heavier than 30 on the humidex for about 50 days a year.
Extremes don’t show in averages: floods, wildfire smoke and ice storms are on Mirabel’s hazards page.
Flood & hazards →ECCC’s normals location: Montréal Trudeau (Airport)
ECCC builds the Montréal Trudeau (Airport) normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 27 km south-east |
| 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 | Lachute, 31 km |
How Mirabel compares
Against the 2,611 Canadian towns and neighbourhoods of 2,500 or more, each read from its own normals location; the dots are the other locations those towns use in Quebec.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Mirabel’s own would show the same figures). The nearest places to Mirabel with figures are 14–22 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Mirabel Montréal Trudeau (Airport) | 26.7°C | −13.5°C | 1,041 mm |
| Sainte-Anne-des-Plaines 14 km · L'Assomption | 26.6°C about the same | −16.0°C 2.5°C colder | 1,041 mm |
| Saint-Jérôme 14 km · Lachute | 26.5°C about the same | −14.7°C 1.2°C colder | 1,178 mm |
Mirabel 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 |
The most changeable month: January, give or take 3.0°C; the steadiest, June
Bars run from each month’s record low to its record high since 1991. March spans the most, from −26.9°C (1992) to 25.8°C (2012).
Where Mirabel’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the closest ECCC location with twelve months of temperature normals, Montréal Trudeau (Airport), 1991–2020.
- Comparisons: every Canadian town and neighbourhood of 2,500 or more, each read from its own nearest location; city totals and reserves are left out.
- Not on this page: sunshine (no 1991–2020 normals exist for it) and any altitude adjustment, since there is no elevation for the town itself.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Mirabel’s climate
How warm does Mirabel get in summer?
Peak warmth comes in July, at about 26.7°C by mid-afternoon.
How cold does Mirabel get in winter?
Lows sink to −13.5°C on an average January night.
How much rain and snow does Mirabel get?
Rain and snow, with snow counted as water, total 1,041 mm a year; October leads with 103 mm and February trails with 66 mm.
How long does snow stay on the ground?
About 101 days a year count as snow-covered, with 1 cm or more.
Are these figures for Mirabel itself?
They are the closest available: the normals for Montréal Trudeau (Airport), since Mirabel has none.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Mirabel →
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).