Less rain and snow fall on Copperfield than on 82% of Canadian towns: 445 mm a year
Expect July afternoons of about 23.5°C. Some 37°C separates winter nights from summer afternoons. In July, afternoons here are cooler than in 80% of Canadian towns. Wet days, with 1 mm of rain or snow or more, come about 72 times a year.
1991–2020 normals from ECCC’s Calgary (Airport) location, 23 km north.
A year in Copperfield at a glance
Each month’s typical high and low, in °C.
What stands out about Copperfield’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Copperfield feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
193 frost days and 87 days above 20°C a year
Frost comes from September to May; in December almost every night freezes. On about 22 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
About 445 mm of rain and snow a year
June brings the most rain and snow; January, the least.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 139 cm in a normal year
The snow season runs September to May; March brings the most, about 24 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Copperfield
85% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
Warm days count for nothing; each colder day adds how far its mean sits below 18°C. That means homes here need more heating than 68% of Canadian towns.
Living with Copperfield’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Tender plants are usually safe from around 21 May until frost returns near 18 September: about 119 days.
For long days outdoors, Jul and Aug bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →About 42 days a year bring a wind chill under −20, when bare skin chills fast.
On some 9 days a year the humidex climbs past 30.
Ice storms, floods and heat waves are risks, not averages: they are on Copperfield’s hazards page.
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 | 23 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, 75 km |
How Copperfield 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 Alberta.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Copperfield’s own would show the same figures). No closer places have figures: these lie 49–72 km from Copperfield.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Copperfield Calgary (Airport) | 23.5°C | −13.5°C | 445 mm |
| Wheatland County 49 km · Queenstown | 25.0°C 1.5°C warmer | −13.7°C about the same | 412 mm |
| Nanton 65 km · Claresholm | 25.2°C 1.7°C warmer | −13.2°C about the same | 428 mm |
| Stoney 142, 143, 144 70 km · Banff | 22.5°C 1.0°C cooler | −13.5°C about the same | 454 mm |
| Carstairs 72 km · Sundre | 22.8°C 0.7°C cooler | −18.0°C 4.5°C colder | 496 mm |
Copperfield 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 |
Two years in three, February’s average lands within 4.1°C of normal, against the steadier June
The thirty-year records stretch furthest in December: a low of −38.2°C in 1996 and a high of 19.5°C in 1999.
Where Copperfield’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Calgary (Airport), the nearest location with a full year of temperatures.
- 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: 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 Copperfield’s climate
How warm does Copperfield get in summer?
Afternoons average 23.5°C in July, the warmest time of year.
How cold does Copperfield get in winter?
In January, the coldest month, the typical low is −13.5°C.
How much rain and snow does Copperfield 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?
Count on about 93 days of snow cover a year, 1 cm or deeper.
Are these figures for Copperfield itself?
Almost: ECCC’s Calgary (Airport) location, which gives these figures, lies a short way outside Copperfield.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Copperfield →
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).