Winters in Zigong are cool and variable, with temperatures often fluctuating between freezing and mild days. Spring arrives with a steady warming trend, gradually reaching comfortable highs by April. Summers are hot but not sweltering, with temperatures rarely breaking the mid-30s Celsius. Autumn is a return to milder conditions, with temperatures cooling back down into the teens by November. The coldest months of the year bring temperatures often struggling to stay above freezing.