Ice rarely forms: North St.James Town sees fewer frosts than 89% of Canadian towns
Peak summer warmth arrives in July, with afternoons near 27.0°C. Its July heat outdoes that of 86% of Canadian towns. Seasons differ by 34°C, from the coldest nights to the warmest afternoons. Wet days, with 1 mm of rain or snow or more, come about 104 times a year.
Environment and Climate Change Canada’s 1991–2020 normals at its Toronto (City) station, 2.1 km west.
A year in North St.James Town at a glance
Each month’s typical high and low, in °C.
What stands out about North St.James Town’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in North St.James Town feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
101 frost days and 124 days above 20°C a year
The frost season runs November to April, peaking in January at about 26 nights. Heat of 30°C or more comes on about 14 days a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 823 mm of rain and snow a year
June brings the most rain and snow; March, the least.
Rain and snow by month
Millimetres
Snowfall: about 115 cm in a normal year
From November to April snow is likely; January is the peak, at about 32 cm.
Snowfall by month
Centimetres
ECCC’s Toronto (City) normals leave snowfall out; the figures here come from Toronto Pearson (Airport), 21 km away.
Heating a home in North St.James Town
94% of a year’s heating need falls between October and April. Months averaging under 10°C: November to April.
Warm days count for nothing; each colder day adds how far its mean sits below 18°C. Over a year, a home here needs less heating than 90% of Canadian towns.
Living with North St.James Town’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Gardens get from about 11 April to 6 November without frost, around 208 days in all.
The outdoor season by the averages is May, Jun, Jul, Aug and Sep, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →About 59 days a year feel above 30 on the humidex.
A typical year is calm by definition; North St.James Town’s hazards page covers the exceptions.
Flood & hazards →ECCC’s normals location: Toronto (City)
Toronto (City) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 2.1 km west |
| Station altitude | 113 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Toronto Pearson (Airport), 21 km |
| Coldest reading, 1991–2020 | −25.9°C |
| Hottest reading, 1991–2020 | 38.2°C |
| Next-nearest location | Toronto (Island), 5.0 km |
How North St.James Town 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 North St.James Town’s own would show the same figures). The nearest places to North St.James Town with figures are 22–29 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| North St.James Town Toronto (City) | 27.0°C | −6.7°C | 823 mm |
| Markham 22 km · Toronto Buttonville (Airport) | 27.3°C about the same | −10.1°C 3.4°C colder | 862 mm |
| Mississauga 25 km · Toronto Pearson (Airport) | 27.4°C about the same | −8.9°C 2.2°C colder | 807 mm |
| Pickering 29 km · Oshawa | 25.7°C 1.3°C cooler | −8.9°C 2.2°C colder | 906 mm |
North St.James Town 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 | −0.3°C | −6.7°C | −3.5°C | 65 mm | 32 cm |
| February | 0.6°C | −6.0°C | −2.7°C | 54 mm | 28 cm |
| March | 5.1°C | −1.8°C | 1.7°C | 53 mm | 17 cm |
| April | 11.7°C | 3.9°C | 7.8°C | 78 mm | 5 cm |
| May | 18.8°C | 10.0°C | 14.5°C | 76 mm | under 1 cm |
| June | 24.2°C | 15.3°C | 19.8°C | 82 mm | 0 cm |
| July | 27.0°C | 18.1°C | 22.5°C | 77 mm | 0 cm |
| August | 26.1°C | 17.7°C | 21.9°C | 72 mm | 0 cm |
| September | 22.0°C | 13.8°C | 17.9°C | 69 mm | 0 cm |
| October | 14.6°C | 7.7°C | 11.2°C | 69 mm | under 1 cm |
| November | 8.1°C | 2.3°C | 5.2°C | 71 mm | 9 cm |
| December | 2.6°C | −2.7°C | −0.1°C | 58 mm | 24 cm |
| Year | 13.4°C | 6.0°C | 9.7°C | 823 mm | 115 cm |
March: −23.1°C at its coldest, 25.7°C at its warmest
From one year to the next, January’s average typically shifts by 2.7°C around its normal of −3.5°C, the widest of any month, while June’s shifts by 1.2°C.
Where North St.James Town’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the Canadian Climate Normals, 1991–2020, at Toronto (City) (the closest location with all twelve months of temperatures).
- Other locations: where a location publishes no full year of precipitation or snowfall, the nearest one that does supplies it, named beside those figures.
- Comparisons: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest location.
- Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about North St.James Town’s climate
How warm does North St.James Town get in summer?
On a normal day in July the thermometer climbs to 27.0°C, the warmest of the year.
How cold does North St.James Town get in winter?
Of all twelve months, January has the coldest nights, about −6.7°C.
How much rain and snow does North St.James Town get?
June is the wettest month at 82 mm and March the driest at 53 mm, for 823 mm over the year.
Are these figures for North St.James Town itself?
Close to it: they are ECCC’s 1991–2020 normals for Toronto (City), just outside North St.James Town’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for North St.James Town →
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).