The state is under the influence of sub tropical monsoon climate as it is just near the Tropic of Cancer. The state has tropical to temperate climate depending upon elevation. At Imphal Valley, the mercury touches the lowest during the month of January. It ranges from 1-3 degree Celsius and rarely it goes to -1 degree celsius. Remaining part of the state remains bit higher. In Ukhrul, the mean monthly temperature is lowest in January then it steadily increases and riches the highest in August-September. Jiribam in Barak Basin is the hottest place in the state.
Manipur experiences a remarkably erratic distribution of rainfall. Rainfall varies from 110 cm to 350 cm and average annual rainfall is about 207.77 cm. Highest rainfall is recorded in Chandel district. Churanchandpur district experiences the highest annual humidity.