Prayagraj features the typical version of a humid subtropical climate that is common to cities in north-central India.

Prayagraj experiences three seasons: hot dry summer, cool dry winter and warm humid monsoon. The summer season lasts from April to June with the maximum temperatures ranging from 40 °C (104 °F) to 45 °C (113 °F). Monsoon begins in early July and lasts till September. The winter season lasts from December to February.