Average temperature in September is 15.5 °C
Average daytime temperature is 19.4 °C
Average night temperature is 11.6 °C
Absolute maximum temperature: 21.7 °C
Absolute minimum temperature: 9.7 °C
Number of sunny days:
Number of rainy days: 30
Number of snow days:
Precipitation sum: 303 mm
* Weather data for Tsimasham Bhutan is based on climate observations for 2023 year
| September (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 19.6 | 21.6 | 21.7 | 21.3 | 20.7 | 20.5 | 20.8 | 18.3 | 19.6 | 19.9 | 19.8 | 19.1 | 21.2 | 20.2 | 19.8 | 20.2 | 20 | 19.5 | 18.8 | 18.6 | 16.1 | 17 | 17.5 | 15.9 | 18.2 | 18.4 | 18.8 | 19.7 | 20.9 | 19.7 |
| Apparent max temperature | 21.7 | 23.8 | 24 | 23.1 | 23.8 | 22.8 | 22.1 | 20.3 | 21.2 | 21.8 | 21.9 | 20.4 | 23.6 | 21.6 | 22.1 | 21.8 | 21.5 | 21.5 | 19.8 | 19.4 | 17.6 | 18.1 | 18.9 | 17 | 19 | 19.9 | 20.3 | 22 | 23.2 | 21.6 |
| Mean temperature | 16.8 | 17 | 16.5 | 16.5 | 16.1 | 16.3 | 16 | 16 | 15.2 | 15.7 | 15.7 | 15.8 | 16.4 | 15.8 | 15.9 | 15.6 | 15.5 | 15 | 15.3 | 14.8 | 14.4 | 14.5 | 14.4 | 14.1 | 14.6 | 14.3 | 14.5 | 15.5 | 15.6 | 15.6 |
| Apparent mean temperature | 15.2 | 11.7 | 10.3 | 10.3 | 10.6 | 9.8 | 10.8 | 14.1 | 11.4 | 11.4 | 12.7 | 12.2 | 10.4 | 11.4 | 11.2 | 9.8 | 9.9 | 8.7 | 11.9 | 10.8 | 11.9 | 13 | 12.6 | 12.3 | 9.3 | 8.9 | 9.4 | 10.6 | 10.2 | 12.3 |
| Minimum temperature | 14.3 | 12.3 | 11 | 11 | 11.4 | 10.6 | 11.3 | 13.5 | 11.6 | 11.5 | 12.4 | 12.2 | 10.9 | 11.9 | 11.6 | 10.4 | 10.9 | 9.9 | 12.5 | 10.9 | 11.7 | 12.7 | 12.4 | 12.3 | 10.4 | 9.7 | 10.1 | 11.6 | 11.2 | 12.8 |
| Apparent min temperature | 18.3 | 18.4 | 17.3 | 17.3 | 16.9 | 16.9 | 16.8 | 17.3 | 16.2 | 16.9 | 17 | 16.8 | 17.6 | 16.7 | 16.9 | 16.5 | 16 | 15.6 | 15.9 | 15.6 | 15.4 | 15.3 | 15.3 | 14.7 | 14.9 | 14.8 | 14.9 | 15.9 | 16 | 16.4 |
| September | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 12 | 11.9 |
| Sunshine duration (h) | 8.7 | 8.2 | 10.4 | 11.6 | 11.8 | 11.8 | 8.4 | 2.2 | 4.5 | 10.6 | 9.8 | 7.8 | 11.6 | 11.4 | 9.9 | 11.6 | 11.5 | 10.7 | 7.7 | 7.5 | 1 | 2.9 | 3.2 | 0 | 10.5 | 10.8 | 11.3 | 11.2 | 10.9 | 3.9 |
| Precipitation (mm) | 3.8 | 9.4 | 6.8 | 3.5 | 2 | 3.2 | 1.3 | 7.6 | 42 | 4 | 7.8 | 5.4 | 6.6 | 2.9 | 1.9 | 2.4 | 2 | 1.8 | 1.4 | 22.7 | 81.7 | 9.8 | 17.9 | 37.1 | 2.4 | 2.8 | 2.3 | 3.1 | 1.1 | 6.1 |
| Precipitation hours | 13 | 14 | 8 | 4 | 8 | 7 | 4 | 14 | 12 | 12 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 5 | 16 | 19 | 23 | 23 | 11 | 11 | 9 | 6 | 7 | 6 | 13 |
| Wind speed (m/s) | 6.6 | 9 | 13 | 6.6 | 7.3 | 8 | 7.4 | 5.1 | 6.1 | 7.1 | 7.2 | 5.8 | 7 | 7.3 | 7.2 | 7.9 | 9.7 | 6.5 | 7.6 | 7.5 | 5.1 | 4.5 | 6.9 | 3.8 | 7.8 | 7 | 7.6 | 7.2 | 8.9 | 5.1 |
In September 2023, the highest daytime temperature in Tsimasham was 21.7°C.
While the minimum temperature at night dropped to 9.7°C.
The average nighttime and daytime temperatures during September in Tsimasham are 11.6°C and 19.4°C respectively.
The precipitation sum in September is about 303 mm.