Tulsipur's climate is characterized by mild winters and hot, humid summers. In winter months of January and December, temperatures range from around 3-24°C, with an average low in the mid-teens. Spring brings a gradual warming trend, with March and April temperatures rising to 9-41°C, while May and June's temperatures hover between 19-38°C. The summer months of July and August see temperatures stabilize at 22-37°C, before gradually cooling down in September and October. Autumn and winter temperatures return, with November and December experiencing cooler temperatures around 6-28°C.