Afternoon heat in Dupéré beats that of 78% of Canadian towns
Nights in January average −13.5°C. Some 40°C separates winter nights from summer afternoons. Counting rain and snow together, it is wetter than 74% of Canadian towns. Wet days, with 1 mm of rain or snow or more, come about 122 times a year.
Figures: ECCC’s 1991–2020 normals for Montréal Trudeau (Airport) (22 km south-west).
A year in Dupéré at a glance
Each month’s typical high and low, in °C.
What stands out about Dupéré’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Dupéré 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
Rain and melted snow: about 1,041 mm a year
October is the wettest month and February the driest.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 217 cm in a normal year
The snow season runs October to April; January brings the most, about 52 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Dupéré
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
ECCC sums, over the year, how many degrees each day’s average falls short of 18°C. That means homes here need less heating than 62% of Canadian towns.
Living with Dupéré’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Between the last frost, near 29 April, and the first, near 14 October, lie about 167 frost-free days.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark May, Jun, Jul, Aug and Sep.
Parks & trails →About 40 days a year bring a wind chill under −20, when bare skin chills fast.
Summer brings about 50 days when the humidex passes 30.
What averages leave out, the floods and ice storms, is on Dupéré’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 | 22 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, 24 km |
How Dupéré compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Quebec.
Nearby towns’ climate
Places around Dupéré whose figures come from another normals location. Dupéré has no close neighbour with figures; the nearest is 4 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Dupéré Montréal Trudeau (Airport) | 26.7°C | −13.5°C | 1,041 mm |
| Montréal-Est 3.7 km · L'Assomption | 26.6°C about the same | −16.0°C 2.5°C colder | 1,041 mm |
Dupéré 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 |
March: −26.9°C at its coldest, 25.8°C at its warmest
Year to year, January varies most (a standard deviation of 3.0°C around −9.2°C) and June least (1.1°C).
Where Dupéré’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 normals from ECCC for Montréal Trudeau (Airport), its nearest location with complete temperatures.
- Comparisons: every place of 2,500+ in Canada but the city hubs and the reserves, each on its nearest ECCC location.
- Not on this page: sunshine, which none of ECCC’s 450 locations publishes for 1991–2020, and the town’s own height above sea level, so no figure is adjusted for altitude.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Dupéré’s climate
How warm does Dupéré get in summer?
The warmest month is July, when afternoons average 26.7°C.
How cold does Dupéré get in winter?
January nights average −13.5°C, the coldest of the year.
How much rain and snow does Dupéré 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?
Snow covers the ground, 1 cm or more, on about 101 days a year.
Are these figures for Dupéré itself?
Nearly: Montréal Trudeau (Airport), the location behind them, sits just beyond Dupéré’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Dupéré →
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).