Winfield experiences a subarctic climate (Köppen climate classificationDfc) that borders on a humid continental climate (Dfb) The average January temperature is −9.1 °C (15.6 °F),[3] while the average July temperature is 15.5 °C (59.9 °F). However, temperatures as low as −44.5 °C (−48 °F)[3] and as high as 34.0 °C (93 °F)[3] have been recorded. Winters are cold and dry with a snow pack from mid-November till early-April. Summers are warm with long days; most precipitation falls during summer as rain from thunderstorms. July has the most precipitation of any month with an average of 131.1 millimetres (5 in)[3] as rain.
In the 2021 Census of Population conducted by Statistics Canada, Winfield had a population of 193 living in 85 of its 96 total private dwellings, a change of -18.9% from its 2016 population of 238. With a land area of 1.07 km2 (0.41 sq mi), it had a population density of 180.4/km2 (467.2/sq mi) in 2021.[1]
As a designated place in the 2016 Census of Population conducted by Statistics Canada, Winfield had a population of 238 living in 85 of its 98 total private dwellings, a change of 6.3% from its 2011 population of 224. With a land area of 1.07 km2 (0.41 sq mi), it had a population density of 222.4/km2 (576.1/sq mi) in 2016.[17]
^"Geographical Identification and Population for Unincorporated Places of 25 persons and over, 1971 and 1976". 1976 Census of Canada(PDF). Supplementary Bulletins: Geographic and Demographic (Population of Unincorporated Places—Canada). Vol. Bulletin 8SG.1. Ottawa: Statistics Canada. 1978. Retrieved 26 September 2024.
^1981 Census of Canada(PDF). Place name reference list. Vol. Western provinces and the Territories. Ottawa: Statistics Canada. 1983. Retrieved 26 September 2024.