County Court has warmer summer afternoons than 95% of Canadian towns
Nights in January average −8.9°C. A year here swings 36°C from midwinter lows to midsummer highs. Only about 131 nights a year bring a frost, fewer than in 82% of Canadian towns. Expect about 131 frosty starts a year, days when the air falls to freezing.
No ECCC station in County Court has 1991–2020 normals; the page reads Toronto Pearson (Airport), 7.7 km east, instead.
A year in County Court at a glance
Each month’s typical high and low, in °C.
What stands out about County Court’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in County Court feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 131 days, 20°C on 125
The frost season runs October to April, and January freezes nearly every night. Some 17 days a year climb past 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 807 mm of rain and snow a year
June brings the most rain and snow; February, the least. About 106 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 115 cm of snow a year
The snow season runs November to April; January brings the most, about 32 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in County Court
93% of a year’s heating need falls between October and April. Months averaging under 10°C: November to April.
Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. In heating terms, homes need less heating than 83% of Canadian towns.
Living with County Court’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
About 174 days a year pass without frost, from an average last frost of 27 April to a first of 20 October.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to May, Jun, Aug and Sep.
Parks & trails →The wind chill passes −20 on about 21 days in a normal year.
Count on some 56 humid days a year with the humidex past 30.
Ice storms, floods and heat waves are risks, not averages: they are on County Court’s hazards page.
Flood & hazards →ECCC’s normals location: Toronto Pearson (Airport)
Toronto Pearson (Airport) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 7.7 km east |
| Station altitude | 173 m |
| Completeness | at least 25 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −31.0°C |
| Hottest reading, 1991–2020 | 37.9°C |
| Average wind | 15.7 km/h on average, most often from the west |
| Next-nearest location | Toronto (City), 26 km |
How County Court 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
Nearby places read from a different ECCC location (places on County Court’s own would show the same figures). The nearest places to County Court with figures are 21–27 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| County Court Toronto Pearson (Airport) | 27.4°C | −8.9°C | 807 mm |
| Milton 21 km · Burlington Piers | 25.5°C 1.9°C cooler | −6.3°C 2.6°C milder | 807 mm |
| Vaughan 25 km · Toronto Buttonville (Airport) | 27.3°C about the same | −10.1°C 1.2°C colder | 862 mm |
| Toronto 27 km · Toronto (City) | 27.0°C about the same | −6.7°C 2.2°C milder | 823 mm |
County Court 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 | −1.2°C | −8.9°C | −5.0°C | 62 mm | 32 cm |
| February | −0.3°C | −8.5°C | −4.4°C | 50 mm | 28 cm |
| March | 5.0°C | −3.8°C | 0.6°C | 51 mm | 17 cm |
| April | 12.0°C | 1.9°C | 7.0°C | 77 mm | 5 cm |
| May | 19.2°C | 8.2°C | 13.7°C | 78 mm | under 1 cm |
| June | 24.5°C | 13.9°C | 19.2°C | 81 mm | 0 cm |
| July | 27.4°C | 16.6°C | 22.1°C | 74 mm | 0 cm |
| August | 26.3°C | 15.8°C | 21.1°C | 69 mm | 0 cm |
| September | 22.3°C | 11.6°C | 16.9°C | 69 mm | 0 cm |
| October | 14.6°C | 5.3°C | 10.0°C | 67 mm | under 1 cm |
| November | 7.9°C | 0.2°C | 4.1°C | 72 mm | 9 cm |
| December | 1.9°C | −5.0°C | −1.6°C | 59 mm | 24 cm |
| Year | 13.3°C | 3.9°C | 8.6°C | 807 mm | 115 cm |
From −24.7°C to 26.0°C: March’s coldest and warmest days since 1991
From one year to the next, January’s average typically shifts by 3.0°C around its normal of −5.0°C, the widest of any month, while June’s shifts by 1.3°C.
Where County Court’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Toronto Pearson (Airport), 1991–2020, chosen as the nearest location with a full temperature record.
- Comparisons: a pool of Canadian towns and neighbourhoods of 2,500 or more, read alike; whole cities and reserves stay out of it.
- 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 County Court’s climate
How warm does County Court get in summer?
A normal July afternoon tops out at about 27.4°C, the year’s high point.
How cold does County Court get in winter?
In January, the coldest month, the typical low is −8.9°C.
How much rain and snow does County Court get?
Around 807 mm a year in all, from 81 mm in June down to 50 mm in February.
How long does snow stay on the ground?
A layer of at least 1 cm stays down on about 69 days a year.
Are these figures for County Court itself?
Not as such: Toronto Pearson (Airport) is the nearest normals location, and County Court has none.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for County Court →
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).