Beltline is drier than 82% of Canadian towns: 445 mm of rain and snow a year
Expect July afternoons of about 23.5°C. Winter and summer sit 37°C apart. 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.
Environment and Climate Change Canada’s 1991–2020 normals at its Calgary (Airport) station, 10 km north-east.
A year in Beltline at a glance
Each month’s typical high and low, in °C.
What stands out about Beltline’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Beltline feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
Frost on 193 days, 20°C on 87
The frost season runs September to May, and December freezes nearly every night. 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
Rain and melted snow: about 445 mm a 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
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 Beltline
85% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
ECCC sums, over the year, how many degrees each day’s average falls short of 18°C. By this count, homes here need more heating than 68% of Canadian towns.
Living with Beltline’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Between the last frost, near 21 May, and the first, near 18 September, lie about 119 frost-free days.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jul and Aug.
Parks & trails →On some 42 days a year the wind chill drops past −20; mitts and a scarf earn their place.
Plan shade and water for about 9 days a year above 30 on the humidex.
Averages smooth over blizzards, ice storms, floods and heat waves; Beltline’s hazards page covers the 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 | 10 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 | Queenstown, 91 km |
How Beltline 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 Beltline’s own would show the same figures). No closer places have figures: these lie 56–73 km from Beltline.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Beltline Calgary (Airport) | 23.5°C | −13.5°C | 445 mm |
| Stoney 142, 143, 144 56 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 59 km · Queenstown | 25.0°C 1.5°C warmer | −13.7°C about the same | 412 mm |
Beltline 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 |
December: −38.2°C at its coldest, 19.5°C at its warmest
The month to count on least is February: one year in three its average strays more than 4.1°C from −5.9°C. June moves least, typically by 1.1°C.
Where Beltline’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Calgary (Airport) from ECCC’s climate data site, the nearest location with every month of temperature.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Beltline’s climate
How warm does Beltline get in summer?
In July, the warmest month, the typical high is 23.5°C.
How cold does Beltline get in winter?
Overnight lows average −13.5°C in January, the coldest month.
How much rain and snow does Beltline get?
The yearly total is about 445 mm. June gets 113 mm, the most of any month; January gets 10 mm, the least.
How long does snow stay on the ground?
About 93 days a year have 1 cm of snow or more on the ground.
Are these figures for Beltline itself?
They are the normals for Calgary (Airport), measured just outside Beltline itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Beltline →
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).