Aspen Woods is drier than 82% of Canadian towns: 445 mm of rain and snow a year
On a normal January night the air cools to about −13.5°C. Seasons differ by 37°C, from the coldest nights to the warmest afternoons. By July afternoons alone, it runs cooler than 80% of Canadian towns. The heating season runs October to May: each of those months averages under 10°C.
1991–2020 normals from ECCC’s Calgary (Airport) location, 16 km north-east.
A year in Aspen Woods at a glance
Each month’s typical high and low, in °C.
What stands out about Aspen Woods’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Aspen Woods feels like
Each season’s and each month’s usual high and low, 1991–2020.
193 frost days and 87 days above 20°C a year
Frost comes from September to May; in December almost every night freezes. Some 22 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
445 mm of precipitation in a typical year
June is the wettest month and January the driest. Some 72 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 139 cm in a normal year
Expect snow from September to May, with about 24 cm in March, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Aspen Woods
85% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
Every day colder than 18°C on average adds its gap in degrees to the year’s heating total. By this count, homes here need more heating than 68% of Canadian towns.
Living with Aspen Woods’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Wait until about 21 May to plant out; frost tends to come back around 18 September, about 119 days later.
Afternoons of 17–27°C and nights of at least 8°C arrive in Jul and Aug.
Parks & trails →Expect around 42 days a year when the wind chill sinks below −20.
Muggy heat with a humidex over 30 arrives on about 9 days a year.
Storms, floods and heat waves sit outside these normals; Aspen Woods’s hazards page covers them.
Flood & hazards →ECCC’s normals location: Calgary (Airport)
Calgary (Airport) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 16 km north-east |
| Station altitude | 1,099 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −39.7°C |
| Hottest reading, 1991–2020 | 36.5°C |
| Average wind | 13.8 km/h on average, most often from the south |
| Next-nearest location | Sundre, 88 km |
How Aspen Woods compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Alberta.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Aspen Woods’s own would show the same figures). Aspen Woods has few close neighbours with figures, so the list reaches 47–68 km out.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Aspen Woods Calgary (Airport) | 23.5°C | −13.5°C | 445 mm |
| Stoney 142, 143, 144 47 km · Banff | 22.5°C 1.0°C cooler | −13.5°C about the same | 454 mm |
| Carstairs 57 km · Sundre | 22.8°C 0.7°C cooler | −18.0°C 4.5°C colder | 496 mm |
| Wheatland County 68 km · Queenstown | 25.0°C 1.5°C warmer | −13.7°C about the same | 412 mm |
Aspen Woods 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 | −1.5°C | −13.5°C | −7.6°C | 10 mm | 17 cm |
| February | 0.1°C | −11.8°C | −5.9°C | 12 mm | 17 cm |
| March | 3.8°C | −8.1°C | −2.2°C | 18 mm | 24 cm |
| April | 10.8°C | −1.9°C | 4.5°C | 30 mm | 23 cm |
| May | 16.4°C | 3.4°C | 9.9°C | 61 mm | 10 cm |
| June | 19.7°C | 7.7°C | 13.7°C | 113 mm | under 1 cm |
| July | 23.5°C | 10.2°C | 16.9°C | 66 mm | 0 cm |
| August | 23.1°C | 9.2°C | 16.2°C | 54 mm | 0 cm |
| September | 18.3°C | 4.7°C | 11.5°C | 37 mm | 2 cm |
| October | 11.1°C | −1.3°C | 4.9°C | 17 mm | 12 cm |
| November | 4.1°C | −7.5°C | −1.7°C | 16 mm | 19 cm |
| December | −0.4°C | −12.1°C | −6.3°C | 13 mm | 16 cm |
| Year | 10.8°C | −1.8°C | 4.5°C | 445 mm | 139 cm |
The month with the widest range: December, −38.2°C to 19.5°C
February is the least predictable month: about two years in three its average lands within 4.1°C of the normal, −5.9°C. June is the steadiest, within 1.1°C.
Where Aspen Woods’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Calgary (Airport): the nearest of its locations with every month’s temperatures.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- 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 Aspen Woods’s climate
How warm does Aspen Woods get in summer?
On a normal day in July the thermometer climbs to 23.5°C, the warmest of the year.
How cold does Aspen Woods get in winter?
Deep winter means January, when nights average −13.5°C.
How much rain and snow does Aspen Woods get?
Precipitation totals 445 mm a year, with June the wettest month (113 mm) and January the driest (10 mm).
How long does snow stay on the ground?
Expect snow on the ground, at least 1 cm, for about 93 days a year.
Are these figures for Aspen Woods itself?
They are the normals for Calgary (Airport), measured just outside Aspen Woods itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Aspen Woods →
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).