Regina's winters are brutally cold, with temperatures often plummeting below -40°C in February and averaging a frigid -9°C in January. Spring arrives slowly, with March temperatures oscillating between freezing and mild days, eventually giving way to warmer Aprils that still see occasional frosts. Summers are warm but not sweltering, with July's average high of 21°C being the highest temperature of the year. Autumn is similarly mild, with September temperatures gradually cooling back into winter-like ranges by October. Overall, Regina's climate is marked by a long, cold winter and relatively short, mild summers.