Manteca experiences mild winters, with temperatures rarely dipping below freezing and averaging around 9-11°C from December to February. Spring brings moderate warmth, with average highs rising to around 15°C in April and May. Summer months are warm to hot, with July being the hottest month, while autumn returns to milder conditions, with temperatures gradually cooling down to around 12°C by November. The temperature range is generally consistent throughout the year, with occasional heatwaves during summer and cooler spells during winter.