Precipitation in Deer Run trails that of 82% of Canadian towns: 445 mm a year
On a normal July day the thermometer tops out near 23.5°C. From frozen January to warm July, readings climb 37°C. By July afternoons alone, it runs cooler than 80% of Canadian towns. Have the furnace checked before October to May, the months that average under 10°C.
Read at Calgary (Airport), 22 km north: ECCC’s normals for 1991–2020.
A year in Deer Run at a glance
Each month’s typical high and low, in °C.
What stands out about Deer Run’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Deer Run feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 193 days, 20°C on 87
Frost comes from September to May; in December almost every night freezes. Deep cold, under −20°C, comes on about 22 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 445 mm a year
The most falls in June, the least in January. 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 Deer Run
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. A house here needs more heating than 68% of Canadian towns.
Living with Deer Run’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.
Plan time outside for Jul and Aug: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →Count on some 42 days a year when the wind makes it feel below −20.
Roughly 9 days a year feel hotter than 30 once humidity is counted.
Thirty-year normals hide the storms and the extremes: the hazards page has Deer Run’s risks.
Flood & hazards →ECCC’s normals location: Calgary (Airport)
Behind the 1991–2020 normals for Calgary (Airport) are 2 stations, which ECCC combines into one record.
| Distance from the town | 22 km north |
| 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 | Queenstown, 80 km |
How Deer Run 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 Alberta.
Nearby towns’ climate
Places around Deer Run whose figures come from another normals location. The nearest places to Deer Run with figures are 55–71 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Deer Run Calgary (Airport) | 23.5°C | −13.5°C | 445 mm |
| Wheatland County 55 km · Queenstown | 25.0°C 1.5°C warmer | −13.7°C about the same | 412 mm |
| Stoney 142, 143, 144 65 km · Banff | 22.5°C 1.0°C cooler | −13.5°C about the same | 454 mm |
| Nanton 66 km · Claresholm | 25.2°C 1.7°C warmer | −13.2°C about the same | 428 mm |
| Carstairs 71 km · Sundre | 22.8°C 0.7°C cooler | −18.0°C 4.5°C colder | 496 mm |
Deer Run 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 | −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
Two years in three, February’s average falls within 4.1°C of its normal of −5.9°C; June keeps to within 1.1°C.
Where Deer Run’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Calgary (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: hours of sunshine, missing from the 1991–2020 normals, and a height correction: the town has no elevation on file.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Deer Run’s climate
How warm does Deer Run get in summer?
The year’s warmest days come in July, with highs averaging 23.5°C.
How cold does Deer Run get in winter?
January nights average −13.5°C, the coldest of the year.
How much rain and snow does Deer Run get?
Count on roughly 445 mm a year, heaviest in June (113 mm) and lightest in January (10 mm).
How long does snow stay on the ground?
Snow covers the ground, 1 cm or more, on about 93 days a year.
Are these figures for Deer Run itself?
They are the normals for Calgary (Airport), measured just outside Deer Run itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Deer Run →
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).