The best time to visit West Bengal is between October and February that is considered the winter season in West Bengal. In the winter season, climatic situations are cold, pleasant and less humid whereas summers are scorching so that it is advisable to avoid the visit to West Bengal during this time. Also, the winter season is referred to as the tourist season or peak season in West Bengal. The hill stations of West Bengal visit during the summer season while the coastal regions visit during the monsoon season.
The summer season begins in March and lasts till June. The average temperature of this season lies between 20 degrees Celsius to 40 degrees Celsius that makes this state extraordinary humid and sweltering. The hottest month of this season is April when the temperature rises above 40 degrees Celsius. This is the perfect time to visit West Bengal if people wish to witness the authentic celebration of summer festivals. The Noboborsho Festival is celebrated in April that indicates the New Year in West Bengal and Dol Purnima Festival is celebrated in March.
The winter season is the best season to visit West Bengal starts around mid-October and goes on till February. The temperature of the winter season is around 15 degrees Celsius, thus, the visitors can enjoy a good time at the hill stations as well as the beaches. Most tourist places in this state are open to people during these months and one can get to explore heritage buildings, brilliant monuments, and architectural marvels, etc. of this state. The coldest month of this season is January when the regions of West Bengal are falling in the eastern Himalayan belt and also witness heavy rainfalls. The lowest temperature can go around 5 0C. Especially, tourists visit the Sunderbans in this season which is the home to the Royal Bengal Tiger and is the world's largest delta. Popular festivals of the winter season are Vasant Panchami, Rash Mela, Durga Puja, Lakshmi Puja, Makar Sankranti, and Poush Mela.
The monsoon season in West Bengal comes in July and goes until September. The rainfall of this state varies from region to region and average rainfall lies between 120 cm to 250 cm. The western plateau receives less rainfall and the hilly areas receive heavy rainfall. Tourists can visit those regions which receive moderate rainfall but the humidity levels go high. If people are interested in enjoying the rustic atmosphere of small villages, charming the locals, and viewing the small lakes in the backyard of every house, then the monsoon season is the ideal time to visit West Bengal. The famous Rath Yatra is celebrated in the month of July which is held by the followers of ISKCON and the Vishwa Karma Puja is performed in the month of September which is celebrated by artisans, craftsmen, business owners, and weavers to the God of Creation, Lord Vishwa Karma.