There are three seasons in Varanasi. Since Varanasi is in the North East of India, it has very different weather than the Southern part of India. Regardless, November through March is generally pleasant, with bright, sunny days. It is hot in May and June. The hot weather is when Varanasi is dry, dusty and unpleasant. Monsoon season breaks around July. During Monsoon season, there is generally high humidity, electrical storms, short rainstorms and dust storms. Though it doesn’t rain all day, it does rain every day. Regardless of the rain, it is still very hot and humid. It is not recommended to travel during this time. In around October the monsoon season ends. October is the most popular time for tourists to vist. The coolest weather tends to last from December to February, with cool, fresh mornings and evenings and dry, sunny days. Since Varanasi is in the north, it can become rather cold at night, sometimes bone-chilling.
It is recommended to bring lightweight cottons and linens throughout the year since most of the time it is very humid. Also, it is recommended to bring waterproof gear all year but especially during monsoon seasons, usually from July to mid-October. Warmer clothes are useful for cooler evenings.