The best time to visit Asansol is between September and March when the weather is the most pleasant. Asansol experiences winter from December to February. Winters are pleasantly cold and are apt for sightseeing. The summers are incredibly uncomfortable, and the daily maximum temperatures tend to reach 40 degrees Celsius. Monsoon season in Asansol starts in June and goes on until the end of September. Maximum rainfall is experienced in July, owing to which tourists avoid this month.