Weather in Kathmandu in September
Kathmandu, Nepal averages a high of 25.1°C (77.2°F) and low of 19.1°C (66.4°F) in September, with 27 rain days and 8.5 hours of daily sunshine. Travel score: 64/100 (Good). The best time to visit Kathmandu is April.
High
25°C77°F
Low
19°C66°F
🌧️
27
rain days
☀️
8.5
hrs/day sunshine
💧
89%
humidity
64— Good
September in Kathmandu is warm and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Kathmandu?
How much does it rain in Kathmandu in September?
Kathmandu receives an average of 352.2mm of rainfall across 27 rainy days in September. The annual total is 2769.6mm.
What should I pack for Kathmandu in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧥
Waterproof jacket
Frequent rain expected (27 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Nepal in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31