Summer arrives in force in Malvern West, hotter than in 91% of Canadian towns
The depth of winter brings overnight lows near −10.1°C. Of all months, June brings the most precipitation and February the least. Frosty nights are scarcer than in 70% of Canadian towns. Ice scrapers and block heaters earn their keep on roughly 145 days a year at 0°C or below.
Read at Toronto Buttonville (Airport), 13 km north-west: ECCC’s normals for 1991–2020.
A year in Malvern West at a glance
Each month’s typical high and low, in °C.
What stands out about Malvern West’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Malvern West feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 145 days, 20°C on 126
Frost comes from October to May; in January almost every night freezes. Some 6 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
About 862 mm of rain and snow a year
On about 113 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 146 cm of snow a year
The snow season runs November to April; January brings the most, about 40 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Malvern West
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
A heating degree day is one degree of shortfall below 18°C for one day, summed over the year. In heating terms, homes need less heating than 74% of Canadian towns.
Living with Malvern West’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Tender plants are usually safe from around 3 May until frost returns near 13 October: about 161 days.
Plan time outside for Jun, Aug and Sep: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →About 22 days a year bring a wind chill under −20, when bare skin chills fast.
On some 55 days a year the humidex climbs past 30.
Ice storms, floods and heat waves are risks, not averages: they are on Malvern West’s hazards page.
Flood & hazards →ECCC’s normals location: Toronto Buttonville (Airport)
ECCC builds the Toronto Buttonville (Airport) normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 13 km north-west |
| Station altitude | 198 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −35.2°C |
| Hottest reading, 1991–2020 | 37.8°C |
| Average wind | 12.2 km/h on average, most often from the north |
| Next-nearest location | Toronto (City), 20 km |
How Malvern West 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 Ontario.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Malvern West’s would only repeat its figures. Distances here run 11–26 km: that is how far the nearest places with figures are from Malvern West.
Malvern West 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 | −1.7°C | −10.1°C | −6.0°C | 64 mm | 40 cm |
| February | −1.0°C | −10.1°C | −5.6°C | 51 mm | 34 cm |
| March | 4.6°C | −5.0°C | −0.2°C | 52 mm | 20 cm |
| April | 11.8°C | 1.2°C | 6.5°C | 79 mm | 7 cm |
| May | 19.3°C | 7.4°C | 13.4°C | 80 mm | under 1 cm |
| June | 24.6°C | 13.0°C | 18.8°C | 87 mm | 0 cm |
| July | 27.3°C | 15.6°C | 21.5°C | 85 mm | 0 cm |
| August | 26.3°C | 14.8°C | 20.6°C | 72 mm | 0 cm |
| September | 21.9°C | 10.4°C | 16.2°C | 83 mm | 0 cm |
| October | 14.3°C | 4.3°C | 9.4°C | 71 mm | 1 cm |
| November | 7.4°C | −0.8°C | 3.3°C | 77 mm | 12 cm |
| December | 1.5°C | −5.8°C | −2.2°C | 63 mm | 33 cm |
| Year | 13.0°C | 2.9°C | 8.0°C | 862 mm | 146 cm |
A January here can run warm or cold, its average moving by about 3.1°C; the steadiest month is June
Bars run from each month’s record low to its record high since 1991. March spans the most, from −25.6°C (2003) to 26.3°C (2012).
Where Malvern West’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the Canadian Climate Normals, 1991–2020, at Toronto Buttonville (Airport) (the closest location with all twelve months of temperatures).
- Comparisons: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest 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 Malvern West’s climate
How warm does Malvern West get in summer?
Afternoons average 27.3°C in July, the warmest time of year.
How cold does Malvern West get in winter?
At its coldest, in January, the normal low is −10.1°C.
How much rain and snow does Malvern West get?
Precipitation totals 862 mm a year, with June the wettest month (87 mm) and February the driest (51 mm).
How long does snow stay on the ground?
Count on about 76 days of snow cover a year, 1 cm or deeper.
Are these figures for Malvern West itself?
They are the normals for Toronto Buttonville (Airport), measured just outside Malvern West itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Malvern West →
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).