The weather in Dharan is not very constant. The temperatures in Dharan are not very extreme, hence the best time to visit Dharan are all year round. In terms of humidity, the place is relatively dry during summer and winter. During the summer, from May to August, the temperatures are high and there is a fair amount of precipitation. Surprisingly, many people visit during this time and the costs of accommodations usually rise. During the fall, the temperatures are similar to the summer season.
Tourists often visit Dharan during the Spring and/or Fall. This is because the dry weather in the plains and hills is comforting for visitors to explore the Ganges. During the summer and fall, the Ganges can be explored since there won’t be much snow. On the contrary, the winter calls for snow-capped mountains that are a delight for trekkers and backpackers.