Thimphu weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Fair
Best time to visit: May – September
What is the weather like in Thimphu in September?
In September, Thimphu is mild: daytime highs average 19 °C, and nights cool down to about 12 °C. The sun is scarce, with only about 3 hours a day. It rains often – on about 28 days, adding up to 532 mm. All in all, September is a so-so month for a holiday in Thimphu.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 50 | 51 | 45 |
| Day | 20° | 19° | 16° |
| Night | 14° | 12° | 7° |
| Sun | 3 h | 3 h | 4 h |
| Rain days | 31 | 28 | 24 |
More details for September
- Daylight
- 12 h 21 min05:46 – 18:08
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 6 km/haverage daily peakAll months
- Cloud cover
- 86 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+6Asia/Thimphu
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %3 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Thimphu in September: quick answers
Is Thimphu hot in September?
No. In September, Thimphu is mild: daytime highs average 19 °C and nights drop to about 12 °C.
Does it rain much in Thimphu in September?
It rains often – on about 28 days, adding up to 532 mm.
Thimphu month by month
The whole year in ThimphuAll destinations: BhutanWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences