Temperature
Warm by day, mild at night.
80°Ftypical September high
Typical range
September climate
September in Kathmandu
Nepal · South Asia
Not the best time: Late-day mugginess is the main limitation.
Not an ideal month
Daytime high
80°F
Lows around 68°F
Rain
Rain most days
Sun
8.5 h/day
Air feel
Humid
When to visit
Month-by-month fit
Best
Precipitation
It rains on most days, including some longer spells. About 29 wet days, more than in most months.
97%wet-day frequency
AmountWet-day chance
Sunshine
Cloudier spells limit sunshine.
8.5 hSeptember sunshine
Heat & humidity by month
Warm days, with humid periods.
96%September Heat feel
Easy airWarm airHot airHumid airVery humid air
Hourly temperature pattern
In September, afternoons feel about 84° and nights feel near 74°.
Very coldColdCoolComfortableWarmHotNight hours
Clear sky
Mostly cloudy skies this month.
21%September Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in September.
2 mphSeptember Calm
More detailIncludes daypart comfort
Typical September day
September late afternoons are around 76°F, easing to about 74°F in early evening.
Avg temp Typical range
Morning75°F
Feels 81°F
Rain51%
Cloud71%
Humid airVery high
Sun intensityModerate
Midday79°F
Feels 85°F
Rain87%
Cloud79%
Humid airVery high
Sun intensityStrong
Late afternoon76°F
Feels 82°F
Rain85%
Cloud84%
Humid airVery high
Sun intensityLow
Early evening74°F
Feels 80°F
Rain41%
Cloud77%
Humid airVery high
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 62 | 43 | 1.5 | 6 | 9.7 | 77 |
| Feb | 66 | 46 | 1.9 | 7 | 10.2 | 73 |
| Mar | 73 | 52 | 2.1 | 10 | 10.7 | 65 |
| Apr | 78 | 58 | 3.2 | 13 | 11.7 | 63 |
| May | 79 | 63 | 8.6 | 23 | 11.6 | 76 |
| Jun | 81 | 69 | 18.4 | 27 | 9.1 | 85 |
| Jul | 80 | 70 | 31.3 | 31 | 6.0 | 90 |
| Aug | 80 | 70 | 25.1 | 31 | 6.8 | 89 |
| Sep | 80 | 68 | 14.0 | 29 | 8.5 | 86 |
| Oct | 76 | 60 | 4.7 | 16 | 10.1 | 81 |
| Nov | 70 | 53 | 0.7 | 6 | 9.7 | 79 |
| Dec | 64 | 47 | 0.8 | 3 | 9.5 | 79 |
Similar climates
Similar
Similar travel stylePanajachelGuatemalaSimilar travel styleSaltaArgentinaSimilar travel styleKandySri LankaSimilar travel styleChiang MaiThailand
Want a side-by-side climate view? Compare Kathmandu with Panajachel.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology