 This type of climate, results from the monsoon winds which change direction according to the seasons.This climate has a driest month (which nearly always occurs at or soon after the "winter" solstice for that side of the equator) with rainfall less than 60 mm, but more than 1/25 the total annual precipitation

The climate of the Jaffna region is considered to be Tropical monsoonal AM with a seasonal rhythm of rainfall.The temperature ranges from 26 C to 33 C. Annual precipitation ranges from 696 mm to 1125 mm.