Summer arrives in force in Carrville Corners, hotter than in 91% of Canadian towns
The depth of winter brings overnight lows near −10.1°C. Winter and summer sit 37°C apart. Frosty nights are scarcer than in 70% of Canadian towns. Frost comes on about 145 days a year, so leave time to clear the car.
These are not Carrville Corners’s own readings: ECCC keeps no normals there, so the page uses Toronto Buttonville (Airport), 10 km east.
A year in Carrville Corners at a glance
Each month’s typical high and low, in °C.
What stands out about Carrville Corners’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Carrville Corners feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
About 145 frosts and 126 warm days a year
Frost comes from October to May; in January almost every night freezes. On about 6 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
862 mm of precipitation in a typical year
June brings the most rain and snow; February, the least. On about 113 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
146 cm of snow in a typical year
Snow falls from November to April, most of all in January (about 40 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Carrville Corners
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Every day colder than 18°C on average adds its gap in degrees to the year’s heating total. That means homes here need less heating than 74% of Canadian towns.
Living with Carrville Corners’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
From about 3 May to 13 October the garden is usually clear of frost, some 161 days.
Plan time outside for Jun, Aug and Sep: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →A wind chill below −20 is part of about 22 days a year here.
About 55 days a year feel above 30 on the humidex.
Extremes don’t show in averages: floods, wildfire smoke and ice storms are on Carrville Corners’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 | 10 km east |
| 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), 22 km |
How Carrville Corners compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Carrville Corners’s own would show the same figures). No closer places have figures: these lie 17–29 km from Carrville Corners.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Carrville Corners Toronto Buttonville (Airport) | 27.3°C | −10.1°C | 862 mm |
| Toronto 17 km · Toronto (City) | 27.0°C about the same | −6.7°C 3.4°C milder | 823 mm |
| Bolton 25 km · Toronto Pearson (Airport) | 27.4°C about the same | −8.9°C 1.2°C milder | 807 mm |
| East Gwillimbury 29 km · Udora | 26.3°C 1.0°C cooler | −11.7°C 1.6°C colder | 883 mm |
| Bradford 29 km · Egbert | 26.0°C 1.3°C cooler | −11.3°C 1.2°C colder | 793 mm |
Carrville Corners 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 | −1.7°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 |
From year to year, January moves by 3.1°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 −25.6°C (2003) to 26.3°C (2012).
Where Carrville Corners’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Toronto Buttonville (Airport), 1991–2020, chosen as the nearest location with a full temperature record.
- Comparisons: the towns and neighbourhoods of 2,500+ across Canada, each on its nearest normals location, without the city totals or the reserves.
- 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 Carrville Corners’s climate
How warm does Carrville Corners get in summer?
Expect highs near 27.3°C in July, the hottest month on average.
How cold does Carrville Corners get in winter?
The year’s coldest nights belong to January, at about −10.1°C.
How much rain and snow does Carrville Corners get?
Measured as water, a year brings 862 mm: 87 mm in June, the wettest month, and 51 mm in February, the driest.
How long does snow stay on the ground?
About 76 days a year have 1 cm of snow or more on the ground.
Are these figures for Carrville Corners itself?
They describe Toronto Buttonville (Airport), the nearest normals location, rather than Carrville Corners itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Carrville Corners →
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).