The best time to visit the city of Ranchi is from the months of September to March. In these months, the weather of this city is quite pleasant. So, visit the city in these months of the year when planning a vacation to Ranchi. Ranchi witnesses three seasons. Summer starts in April and remains till June with maximum temperature between 35°C and 46°C. Monsoon starts in July and continues till September and witnesses heavy rainfall. October commences winter in Ranchi and remains till February with temperature between 15°C and 26°C.