Kathmandu in September
The weather in September
In September, Kathmandu averages daytime highs of 25° and night-time lows of 19° — warm weather by day. Expect around 256 mm of precipitation spread over about 19 wet days, with average cloud cover near 44%.
Temperatures are much the same as in August, and October is cooler again by about 1.9°.
September scores 61/100 — fair conditions for sightseeing — and ranks 9th of the twelve months for Kathmandu. For the most comfortable weather, consider February, November and December instead.
Around the middle of the month the sun rises at 05:49 and sets at 18:10 local time, giving 12 h 21 min of daylight. Days shorten by 47 minutes over the month.
Why 61/100?
How the score for September is builtComfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Kathmandu this month
Madhyapur Thimi
Nepal's best in September
Kathmandu in September: quick answers
Is September a good time to visit Kathmandu?
September scores 61/100 for Kathmandu, which we rate as fair. Average highs are 25°C with 19 wet days.
How warm is Kathmandu in September?
Daytime highs average 25°C and night-time lows 19°C in September.
Does it rain a lot in Kathmandu in September?
Kathmandu receives about 256 mm of precipitation in September, falling on around 19 days.