Choose to visit Munger in winter season between the months of October and March as the weather is really pleasant at this time. Summer arrives in Munger in late March and stays till June. The average temperature hovers between 23°C and 38°C with high humidity level. Monsoon comes in July and continues till September with heavy & frequent rainfall. Winter starts in November and lasts till February with between 15°C and 28°C. This is the best time for Munger trip.