Weather in Kathmandu in September
It's a rainy period, but great for indoor activities, museums, and lower prices.
Climate Overview
September is a wet time to visit Kathmandu. Kathmandu has a Moderate climate with average yearly highs of 25°C, lows of 19°C, and approximately 29 rainy days per month.
25°C
19°C
29days
12.3h
Is September a good time to visit Kathmandu?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Daylight
5:50 AM
6:10 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 14°C | 6°C | 8 | Good |
| February | 16°C | 7°C | 11 | Good |
| March | 20°C | 10°C | 17 | Excellent (best) |
| April | 23°C | 13°C | 20 | Excellent (best) |
| May | 24°C | 16°C | 29 | Excellent (best) |
| June | 25°C | 19°C | 29 | Wet |
| July | 25°C | 21°C | 31 | Wet |
| August | 26°C | 20°C | 31 | Wet |
| September | 25°C | 19°C | 29 | Wet |
| October | 25°C | 16°C | 11 | Excellent (best) |
| November | 21°C | 10°C | 0 | Excellent (best) |
| December | 18°C | 7°C | 0 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for September
Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Planning a trip to Kathmandu?
Common Questions
Is September a good time to visit Kathmandu? +
September is typically Wet for visiting Kathmandu, with average highs of 25°C and around 29 rainy days.
What should I pack for Kathmandu in September? +
With highs of 25°C and lows of 19°C in {month}, we recommend: Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Does it rain a lot in Kathmandu in September? +
Kathmandu typically sees around 29 rainy days in September.
How many hours of daylight are there in Kathmandu in September? +
In September, Kathmandu gets approximately 12.3 hours of daylight per day.
Is September peak season in Kathmandu? +
No, September is not peak season in Kathmandu. Expect better value on accommodation and fewer tourists.
What is the best month to visit Kathmandu? +
The best months to visit Kathmandu are March, April, May, October, November, when the weather is optimal for sightseeing.
More Kathmandu Guides
Best Time to Visit
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Things to Do
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Itineraries
Coming soon
Overview
Complete travel guide for Kathmandu: top things to do, itineraries, and typical costs.