Weather in Kathmandu, Bagmati Province, Nepal in September
In an average September, Kathmandu sees a daily high around 25°C and a low around 19°C, based on 1981–2026 of local climate records.
| Average high | 25°C |
|---|---|
| Typical high range | 23°C to 27°C |
| Average low | 19°C |
| Typical low range | 18°C to 20°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
31°C
1994-09-04
Lowest
20°C
2019-09-29
Low
Highest
23°C
2024-09-23
Lowest
16°C
2019-09-29
Feels-like
Highest
38°C
1994-09-04
Lowest
16°C
2019-09-29
Humidity
Highest
19.9 g/m³
2019-09-11
Lowest
10.4 g/m³
1982-09-30
Wind
Highest
24 km/h
1995-09-07
Lowest
5 km/h
1987-09-11
Precip
Wettest
345 mm
2024
Driest
29 mm
1997
See Kathmandu's live weather grade →
Visiting Kathmandu in September? See how its comfort stacks up against where you live.
Compare Kathmandu with your city →