Less rain and snow fall on Aldergrove than on 90% of Canadian towns: 423 mm a year
On a normal July day the thermometer tops out near 23.5°C. Summers stay cool: July afternoons here are cooler than in 80% of Canadian towns. The year is lopsided: July gets about 7.0 times what February does. The heating season runs October to April: each of those months averages under 10°C.
Read at Edmonton (City), 9.9 km north-east: ECCC’s normals for 1991–2020.
A year in Aldergrove at a glance
Each month’s typical high and low, in °C.
What stands out about Aldergrove’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Aldergrove feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
Frost on 179 days, 20°C on 90
The frost season runs September to May, and January freezes nearly every night. Deep cold, under −20°C, comes on about 24 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 423 mm of rain and snow a year
On about 72 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 124 cm in a normal year
Snow falls from October to May, most of all in January (about 26 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Aldergrove
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. By this count, homes here need more heating than 76% of Canadian towns.
Living with Aldergrove’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Wait until about 7 May to plant out; frost tends to come back around 25 September, about 141 days later.
Plan time outside for Jun, Jul and Aug: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →About 50 days a year bring a wind chill under −20, when bare skin chills fast.
Roughly 11 days a year feel hotter than 30 once humidity is counted.
Ice storms, floods and heat waves are risks, not averages: they are on Aldergrove’s hazards page.
Flood & hazards →ECCC’s normals location: Edmonton (City)
ECCC builds the Edmonton (City) normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 9.9 km north-east |
| Station altitude | 671 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −37.8°C |
| Hottest reading, 1991–2020 | 34.9°C |
| Average wind | 12.2 km/h on average, most often from the west |
| Next-nearest location | Edmonton (Airport), 23 km |
How Aldergrove 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
Places around Aldergrove whose figures come from another normals location. Aldergrove has no close neighbour with figures; the nearest is 19 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Aldergrove Edmonton (City) | 23.5°C | −14.7°C | 423 mm |
| Devon 19 km · Edmonton (Airport) | 23.0°C 0.5°C cooler | −18.1°C 3.4°C colder | 434 mm |
Aldergrove weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −5.8°C | −14.7°C | −10.3°C | 20 mm | 26 cm |
| February | −3.0°C | −12.7°C | −7.9°C | 12 mm | 13 cm |
| March | 1.7°C | −7.8°C | −3.1°C | 17 mm | 19 cm |
| April | 10.4°C | −0.7°C | 4.9°C | 29 mm | 15 cm |
| May | 17.5°C | 5.6°C | 11.6°C | 44 mm | 5 cm |
| June | 21.0°C | 10.2°C | 15.6°C | 70 mm | 0 cm |
| July | 23.5°C | 12.6°C | 18.1°C | 83 mm | 0 cm |
| August | 22.6°C | 11.3°C | 17.0°C | 61 mm | under 1 cm |
| September | 17.6°C | 6.2°C | 11.9°C | 39 mm | 1 cm |
| October | 10.0°C | −0.1°C | 5.0°C | 21 mm | 11 cm |
| November | 0.6°C | −7.5°C | −3.5°C | 18 mm | 20 cm |
| December | −4.7°C | −13.2°C | −9.0°C | 12 mm | 15 cm |
| Year | 9.3°C | −0.9°C | 4.2°C | 423 mm | 124 cm |
From year to year, February moves by 4.2°C, more than any month, and June least
Bars run from each month’s record low to its record high since 1991. March spans the most, from −34.0°C (2003) to 23.9°C (2004).
Where Aldergrove’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Edmonton (City): the nearest of its locations with every month’s temperatures.
- Comparisons: every place of 2,500+ in Canada but the city hubs and the reserves, each on its nearest ECCC location.
- 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 Aldergrove’s climate
How warm does Aldergrove get in summer?
The warmest month is July, when afternoons average 23.5°C.
How cold does Aldergrove get in winter?
At its coldest, in January, the normal low is −14.7°C.
How much rain and snow does Aldergrove get?
Over twelve months, rain and melted snow come to 423 mm; the range runs from 12 mm in February to 83 mm in July.
Are these figures for Aldergrove itself?
They are the normals for Edmonton (City), measured just outside Aldergrove itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Aldergrove →
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).