St. Joseph experiences a continental climate with significant temperature fluctuations throughout the year. Winters are long and cold, with temperatures often below freezing, especially in February when they can drop as low as -30C. Spring arrives slowly, with March being the first month to see average temperatures above 0C, but it's not until April that temperatures consistently rise into double digits. Summer is warm and relatively stable, with July and August averaging around 25C, while autumn sees a gradual cooling trend, with October still experiencing mild days but November already feeling chilly again.