Barabanki witnesses sub-tropical climate and has three distinct seasons: summer, winter and monsoon.
The summer months are March, April and May. The weather during this period is very hot and dry. The temperature ranges from 35°C to around forty five degrees (45°C).
The monsoon season is from July to September. The town experiences heavy rainfall and humidity during this period.
The winters are from October to February. During these months, the temperature hovers around 25°C to a minimum of around 3°C.