More rain and snow fall on Des Châtels than on 87% of Canadian towns: 1,173 mm a year
Expect July afternoons of about 25.0°C. Rain or snow is most frequent in July and least in February. Winter nights are cold: in January they are colder than in 80% of Canadian towns. Windshields need scraping on about 170 mornings a year, the days the air reaches 0°C or below.
Read at Québec Jean Lesage (Airport), 4.6 km south: ECCC’s normals for 1991–2020.
A year in Des Châtels at a glance
Each month’s typical high and low, in °C.
What stands out about Des Châtels’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Des Châtels feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
170 frost days and 100 days above 20°C a year
From October to May frost is routine, and in January it comes on almost every night. Some 27 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 1,173 mm a year
On about 135 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
299 cm of snow in a typical year
Snow falls from October to April, most of all in December (about 77 cm).
Snowfall by month
Centimetres
Québec Jean Lesage (Airport) publishes no full year of snowfall, so these figures come from Lauzon, 20 km away.
Heating a home in Des Châtels
91% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
The count adds up, day by day, how far the mean temperature falls short of 18°C. By this count, homes here need more heating than 64% of Canadian towns.
Living with Des Châtels’s climate
What the normals mean for a garden, a day outside and the depth of winter.
From about 10 May to 5 October the garden is usually clear of frost, some 148 days.
The comfortable months for a day outside, highs of 17–27°C and nights of 8°C or more: Jun, Jul, Aug and Sep.
Parks & trails →About 56 days a year bring a wind chill under −20, when bare skin chills fast.
Roughly 34 days a year feel hotter than 30 once humidity is counted.
What averages leave out, the floods and ice storms, is on Des Châtels’s hazards page.
Flood & hazards →ECCC’s normals location: Québec Jean Lesage (Airport)
ECCC builds the Québec Jean Lesage (Airport) normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 4.6 km south |
| Station altitude | 74 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Lauzon, 20 km |
| Coldest reading, 1991–2020 | −36.7°C |
| Hottest reading, 1991–2020 | 34.2°C |
| Average wind | 13.2 km/h on average, most often from the west |
| Next-nearest location | Ste-Foy (U. Laval), 7.6 km |
How Des Châtels 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
Places around Des Châtels whose figures come from another normals location. Distances here run 5–22 km: that is how far the nearest places with figures are from Des Châtels.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Des Châtels Québec Jean Lesage (Airport) | 25.0°C | −16.7°C | 1,173 mm |
| Québec 5.5 km · Ste-Foy (U. Laval) | 25.1°C about the same | −15.6°C 1.1°C milder | 1,173 mm |
| Boischatel 18 km · Lauzon | 24.9°C about the same | −16.6°C about the same | 1,216 mm |
Des Châtels weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −7.1°C | −16.7°C | −11.9°C | 87 mm | 62 cm |
| February | −5.0°C | −15.7°C | −10.4°C | 66 mm | 71 cm |
| March | 0.4°C | −9.3°C | −4.5°C | 78 mm | 51 cm |
| April | 8.3°C | −1.2°C | 3.5°C | 94 mm | 12 cm |
| May | 17.5°C | 5.6°C | 11.6°C | 92 mm | 0 cm |
| June | 22.5°C | 10.8°C | 16.7°C | 115 mm | 0 cm |
| July | 25.0°C | 13.9°C | 19.5°C | 119 mm | 0 cm |
| August | 24.0°C | 12.8°C | 18.4°C | 109 mm | 0 cm |
| September | 19.1°C | 8.3°C | 13.7°C | 111 mm | 0 cm |
| October | 11.3°C | 2.4°C | 6.8°C | 116 mm | 2 cm |
| November | 3.6°C | −3.8°C | −0.1°C | 91 mm | 24 cm |
| December | −3.3°C | −11.4°C | −7.3°C | 96 mm | 77 cm |
| Year | 9.7°C | −0.4°C | 4.7°C | 1,173 mm | 299 cm |
The most changeable month: January, give or take 2.9°C; the steadiest, August
Records from 1991 to 2020: no month spans more than January, between −36.7°C (2015) and 17.7°C (1996).
Where Des Châtels’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Québec Jean Lesage (Airport), the closest ECCC location with twelve months of temperature normals.
- Other locations: where a location publishes no full year of precipitation or snowfall, the nearest one that does supplies it, named beside those figures.
- Comparisons: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest location.
- 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 Des Châtels’s climate
How warm does Des Châtels get in summer?
Of all twelve months, July has the warmest afternoons, about 25.0°C.
How cold does Des Châtels get in winter?
Expect nights around −16.7°C in January; no month is colder.
How much rain and snow does Des Châtels get?
1,173 mm a year counting snow as water. The wettest month is July (119 mm); the driest, February (66 mm).
Are these figures for Des Châtels itself?
Almost: ECCC’s Québec Jean Lesage (Airport) location, which gives these figures, lies a short way outside Des Châtels.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Des Châtels →
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).