Average temperature in September is 20.7 °C
Average daytime temperature is 23.3 °C
Average night temperature is 18.7 °C
Absolute maximum temperature: 26.7 °C
Absolute minimum temperature: 13 °C
Number of sunny days: 6
Number of rainy days: 24
Number of snow days:
Precipitation sum: 216 mm
* Weather data for Noboribetsu Japan 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 | 26.7 | 25.5 | 24.9 | 24.7 | 24.1 | 26.1 | 24.9 | 23.5 | 23.3 | 25.7 | 24.8 | 25.9 | 25.8 | 22.2 | 23.6 | 24.9 | 24.4 | 26.5 | 23.3 | 22.2 | 18.8 | 21.4 | 20.9 | 19.7 | 20.7 | 21.2 | 21.1 | 18.7 | 21.7 | 20.5 |
| Apparent max temperature | 30.9 | 27.8 | 28.9 | 27.3 | 28 | 29.8 | 26.5 | 25.2 | 27.6 | 30.6 | 30.1 | 30.1 | 29.7 | 26.3 | 27.2 | 27.7 | 27.5 | 29.4 | 26.6 | 19 | 18 | 21.6 | 22.2 | 19.8 | 20.7 | 22.5 | 22.8 | 20.9 | 20.9 | 20.3 |
| Mean temperature | 23.7 | 22.6 | 22.3 | 23.1 | 23.1 | 22.6 | 20.4 | 21.8 | 22.1 | 23.3 | 23.1 | 23.2 | 23.3 | 20.1 | 21.2 | 22 | 22.4 | 23 | 21.8 | 17.2 | 16.7 | 18.7 | 16.7 | 16.8 | 18.8 | 18.9 | 19.3 | 17.7 | 18 | 18.6 |
| Apparent mean temperature | 24.7 | 22 | 21.5 | 24.6 | 26.1 | 19.6 | 16.9 | 21 | 23.2 | 24.3 | 24.4 | 24.5 | 24.8 | 17.6 | 21.6 | 20.9 | 22.6 | 22.9 | 19.1 | 13.5 | 14.4 | 15.7 | 11.8 | 13.9 | 17.3 | 18.5 | 17.8 | 16.6 | 14.5 | 15.1 |
| Minimum temperature | 21.7 | 20.1 | 20.2 | 22 | 22.2 | 19 | 16.9 | 21 | 20.9 | 21.8 | 22.4 | 21.4 | 21.2 | 17.4 | 19.4 | 19 | 21.5 | 20.4 | 20.2 | 14.6 | 14.8 | 16.6 | 13 | 14.3 | 17.2 | 17.3 | 18.2 | 16.6 | 14.7 | 15.7 |
| Apparent min temperature | 26.9 | 24.6 | 25.2 | 25.9 | 26.8 | 25.1 | 21.1 | 22.6 | 25 | 26.9 | 26.1 | 27.4 | 26.9 | 22.2 | 23.6 | 23.9 | 25 | 25.1 | 23.1 | 15.8 | 16.3 | 18.3 | 16.2 | 16.5 | 18.8 | 20.2 | 20.2 | 18.3 | 16.7 | 18.6 |
| 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) | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.9 | 11.8 |
| Sunshine duration (h) | 2.9 | 11.7 | 9.7 | 5.6 | 4.3 | 8.3 | 11.8 | 10.7 | 2.4 | 9.2 | 1.8 | 4.3 | 8.1 | 2.1 | 11 | 9 | 4.5 | 9.9 | 5.7 | 7.2 | 2 | 11 | 11 | 10.3 | 3.9 | 9 | 8 | 2.9 | 8.9 | 2.9 |
| Precipitation (mm) | 15.6 | 0.2 | 0 | 24.1 | 3.4 | 1.6 | 0.4 | 6.3 | 8.4 | 1 | 12.7 | 30.5 | 0.3 | 45.9 | 0 | 0 | 14.5 | 0.1 | 6.5 | 0.2 | 3.5 | 0 | 0.5 | 0 | 6.5 | 1.7 | 2.9 | 27.9 | 0 | 1.3 |
| Precipitation hours | 16 | 1 | 0 | 18 | 9 | 6 | 2 | 16 | 14 | 6 | 19 | 13 | 1 | 11 | 0 | 0 | 16 | 1 | 11 | 2 | 7 | 0 | 3 | 0 | 16 | 5 | 13 | 9 | 0 | 6 |
| Wind speed (m/s) | 22 | 19.8 | 13 | 17 | 17.1 | 14.6 | 16.4 | 23 | 21.2 | 18.4 | 21.5 | 12.6 | 10.9 | 13.6 | 10.4 | 14.1 | 21.1 | 24.7 | 26.8 | 31.8 | 21 | 16.2 | 21.9 | 13 | 21.5 | 17.4 | 22.7 | 23.8 | 27.7 | 19.5 |
In September 2023, the highest daytime temperature in Noboribetsu was 26.7°C.
While the minimum temperature at night dropped to 13°C.
The average nighttime and daytime temperatures during September in Noboribetsu are 18.7°C and 23.3°C respectively.
The precipitation sum in September is about 216 mm.