Chula Vista experiences mild winters, with temperatures rarely dipping below 0°C and averaging around 12-13°C from January to March. Spring brings moderate warmth, with temperatures gradually increasing to averages of 16-19°C by May and June. Summer is warm but not hot, with July and August highs peaking in the mid-30s Celsius, while autumn sees a gentle decline back into milder conditions, averaging around 16-18°C from September to November. Winters are cool once more, with temperatures ranging from near-freezing to the mid-20s Celsius from December to February. Overall, Chula Vista's temperature remains relatively stable throughout the year, with minimal extremes.