The weather in Tirap District differs from expanse to expanse owing to its locale in the mountainous region. Given its close proximity to Khonsa, the weather here is warm and temperate and is quite extreme. This region receives plenty of rainfall with over 2,605mm rain throughout the year. While in its neighboring areas like Changlang, the environment is moderately unique in its environment with a certain exoticness, lush greenery and pleasant climate. The best time to visit Tirap is between March through June.

Summers in Tirap are the best time to visit here when the weather is cool and comfortable. In Khonsa, the average maximum temperature ranges between 32°C-35°C. However, the region receives plenty of rainfall during summers. In the Changlang region, the days are hot in summer, but the evenings and night become pleasant with temperature oscillating between 22°C-35°C. Overall, the region’s climate isn’t too oppressive during the months of March through June.

Tirap receives heavy rainfall during the Monsoons, making it challenging to enjoy any outdoor activities. The same is the case in Khonsa, with July being the wettest month in the year. Monsoons are pretty intense in Changlang as well and it’s mostly wet and damp from July through September. However, you will enjoy the lush greenery and picturesque views everywhere.

Tirap witnesses intense winter chill with temperatures going down as low as 1°C, resulting in most outdoor activities getting canceled. However, in Khonsa, winters are mild and comfortable and the temperature oscillates from 6°C-7°C and January ends up being the coldest month in the year. The neighboring Changlang is at its best during winters when the climate's appropriate for outdoors and sightseeing and the average temperature ranges between 12°C-28°C.