Few Canadian towns have warmer summer afternoons than South Central
On a normal January night the air cools to about −7.1°C. From frozen January to warm July, readings climb 35°C. Frosty nights are scarcer than in 86% of Canadian towns. Expect about 115 frosty starts a year, days when the air falls to freezing.
1991–2020 normals from ECCC’s Windsor location, 6.2 km east.
A year in South Central at a glance
Each month’s typical high and low, in °C.
What stands out about South Central’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in South Central feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
115 frost days and 141 days above 20°C a year
From November to April frost is routine, and in January it comes on almost every night. About 24 days a year top 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 954 mm a year
The most falls in July, the least in February. Some 110 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 140 cm in a normal year
Expect snow from November to April, with about 43 cm in January, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in South Central
95% of a year’s heating need falls between October and April. Months averaging under 10°C: November 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 93% of Canadian towns.
Living with South Central’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Frost usually lets go around 17 April and returns near 1 November, about 197 days apart.
For long days outdoors, May, Jun, Aug and Sep bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Frostbite weather, a wind chill under −20, turns up on about 13 days a year.
Count on some 74 humid days a year with the humidex past 30.
Thirty years of averages say little about one bad storm; South Central’s hazards page does.
Flood & hazards →ECCC’s normals location: Windsor
Behind the 1991–2020 normals for Windsor are 3 stations, which ECCC combines into one record.
| Distance from the town | 6.2 km east |
| Station altitude | 190 m |
| Completeness | at least 25 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −29.1°C |
| Hottest reading, 1991–2020 | 38.3°C |
| Average wind | 15.6 km/h on average, most often from the south-west |
| Next-nearest location | Windsor Riverside, 8.8 km |
How South Central 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
Places around South Central whose figures come from another normals location. No closer places have figures: these lie 12–27 km from South Central.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| South Central Windsor | 28.3°C | −7.1°C | 954 mm |
| Tecumseh 12 km · Windsor Riverside | 29.2°C 0.9°C warmer | −6.3°C 0.8°C milder | 935 mm |
| Amherstburg 22 km · Harrow | 27.6°C 0.7°C cooler | −7.0°C about the same | 827 mm |
South Central weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | 0.0°C | −7.1°C | −3.6°C | 71 mm | 43 cm |
| February | 1.3°C | −6.4°C | −2.6°C | 60 mm | 33 cm |
| March | 6.8°C | −2.1°C | 2.4°C | 71 mm | 23 cm |
| April | 14.0°C | 3.5°C | 8.8°C | 92 mm | 6 cm |
| May | 20.7°C | 9.8°C | 15.3°C | 97 mm | 0 cm |
| June | 26.0°C | 15.5°C | 20.8°C | 83 mm | 0 cm |
| July | 28.3°C | 18.0°C | 23.2°C | 99 mm | 0 cm |
| August | 27.0°C | 17.1°C | 22.1°C | 76 mm | 0 cm |
| September | 23.1°C | 13.0°C | 18.1°C | 88 mm | 0 cm |
| October | 16.1°C | 6.9°C | 11.6°C | 74 mm | under 1 cm |
| November | 8.9°C | 1.4°C | 5.2°C | 73 mm | 5 cm |
| December | 2.7°C | −3.5°C | −0.4°C | 69 mm | 30 cm |
| Year | 14.6°C | 5.5°C | 10.1°C | 954 mm | 140 cm |
A January here can run warm or cold, its average moving by about 2.8°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 −22.0°C (2015) to 28.4°C (2012).
Where South Central’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 normals from ECCC for Windsor, its nearest location with complete 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 South Central’s climate
How warm does South Central get in summer?
Peak warmth comes in July, at about 28.3°C by mid-afternoon.
How cold does South Central get in winter?
A typical January night falls to −7.1°C, the year’s low point.
How much rain and snow does South Central get?
The year adds up to 954 mm. July is the peak month (99 mm) and February the low one (60 mm).
How long does snow stay on the ground?
Snow cover of 1 cm or more lasts about 53 days in a typical year.
Are these figures for South Central itself?
Almost: ECCC’s Windsor location, which gives these figures, lies a short way outside South Central.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for South Central →
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).