Winters in Slough are chilly and variable, with temperatures often below freezing but occasionally rising into double digits. Spring arrives slowly, with March marking a significant increase in average temperature, while April's warmth is short-lived before temperatures dip again in May. Summers are warm to hot, with July being the warmest month on record, though August's highs can be tempered by cooler nights. Autumn brings a return to milder temperatures, but with more variability than spring, and winters often close out the year with cold snaps. Overall, Slough's temperature range is relatively narrow compared to other parts of the country.