If you're looking for summer vibes, the best time to travel to Ilam is in July, August and June, when the average temperature reaches 29.64 °C, while June, July and August are the 3 sunniest months of the year, with an average of 228.59 hours.
However, if you prefer colder temperatures, make sure you visit Ilam during January, February or December to experience an average of 4.43 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during June, July and August, when the average precipitation in Ilam is 2.8 mm, while the months of January, February and March are drier, with an average of 0 mm.