Red Deer County sits near the top of Canadian towns for frosts
In July the day’s top temperature is typically 22.9°C. June is the wettest month here, with about 8.2 times the rain and snow of February. Summers stay cool: July afternoons here are cooler than in 92% of Canadian towns. Wet days, with 1 mm of rain or snow or more, come about 81 times a year.
Figures: ECCC’s 1991–2020 normals at Red Deer (1.5 km north-west).
A year in Red Deer County at a glance
Each month’s typical high and low, in °C.
What stands out about Red Deer County’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Red Deer County feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
About 212 frosts and 85 warm days a year
The frost season runs September to May, and January freezes nearly every night. On about 34 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
483 mm of precipitation in a typical year
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 138 cm in a normal year
Snow falls from September to May, most of all in March (about 23 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Red Deer County
86% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
Each day the mean sits under 18°C adds its shortfall; a year’s total is its heating degree days. In heating terms, homes need more heating than 84% of Canadian towns.
Living with Red Deer County’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
A normal year gives the garden about 112 frost-free days, roughly 22 May to 12 September.
Plan time outside for Jul: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →About 64 days a year bring a wind chill under −20, when bare skin chills fast.
The air feels heavier than 30 on the humidex for about 9 days a year.
Bad-weather days, from blizzards to floods, get their own page for Red Deer County: the hazards page.
Flood & hazards →ECCC’s normals location: Red Deer
Red Deer is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 1.5 km north-west |
| Station altitude | 905 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −43.8°C |
| Hottest reading, 1991–2020 | 36.3°C |
| Average wind | 11.0 km/h on average, most often from the south |
| Next-nearest location | Sundre, 71 km |
How Red Deer County 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
Nearby places read from a different ECCC location (places on Red Deer County’s own would show the same figures). Red Deer County has few close neighbours with figures, so the list reaches 46–63 km out.
Red Deer County weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −5.6°C | −17.6°C | −11.6°C | 16 mm | 20 cm |
| February | −3.5°C | −16.1°C | −9.8°C | 12 mm | 15 cm |
| March | 1.3°C | −10.5°C | −4.6°C | 19 mm | 23 cm |
| April | 10.1°C | −3.0°C | 3.6°C | 28 mm | 18 cm |
| May | 16.8°C | 2.7°C | 9.7°C | 58 mm | 10 cm |
| June | 20.0°C | 7.4°C | 13.7°C | 98 mm | 0 cm |
| July | 22.9°C | 9.4°C | 16.2°C | 90 mm | 0 cm |
| August | 22.4°C | 7.9°C | 15.2°C | 70 mm | under 1 cm |
| September | 17.8°C | 3.0°C | 10.4°C | 38 mm | 2 cm |
| October | 10.4°C | −3.4°C | 3.5°C | 22 mm | 10 cm |
| November | 1.1°C | −10.5°C | −4.7°C | 17 mm | 20 cm |
| December | −4.4°C | −16.2°C | −10.3°C | 14 mm | 19 cm |
| Year | 9.1°C | −3.9°C | 2.6°C | 483 mm | 138 cm |
The most changeable month: February, give or take 4.3°C; the steadiest, June
Bars run from each month’s record low to its record high since 1991. March spans the most, from −38.0°C (2002) to 24.8°C (2004).
Where Red Deer County’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Red Deer: the nearest of its locations with every month’s 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 Red Deer County’s climate
How warm does Red Deer County get in summer?
Of all twelve months, July has the warmest afternoons, about 22.9°C.
How cold does Red Deer County get in winter?
Expect nights around −17.6°C in January; no month is colder.
How much rain and snow does Red Deer County get?
A normal year brings 483 mm, snow included as water: June is wettest at 98 mm, February driest at 12 mm.
How long does snow stay on the ground?
Snow lies on the ground for about 129 days in a normal year.
Are these figures for Red Deer County itself?
Yes, measured at Red Deer, which sits inside Red Deer County’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Red Deer County →
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).