Average temperature in September is 19.6 °C
Average daytime temperature is 25.4 °C
Average night temperature is 14.5 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 9.8 °C
Number of sunny days: 17
Number of rainy days: 13
Number of snow days:
Precipitation sum: 41 mm
* Weather data for Clifton United States is based on climate observations for 2023 year
| Settembre (°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 | 27.2 | 31.2 | 31.8 | 31.6 | 32.5 | 27.9 | 25.3 | 25.1 | 25.8 | 25.4 | 26.3 | 21.4 | 22.3 | 22.7 | 22.4 | 23.2 | 23.2 | 22.4 | 23.3 | 26.6 | 27.2 | 26.8 | 24.1 | 24.7 | 21.5 | 24.2 | 24.7 | 22.5 | 23.4 | 25 |
| Apparent max temperature | 28.3 | 32.3 | 33 | 33.4 | 34 | 30.3 | 27.3 | 26.5 | 25.7 | 25.7 | 27.5 | 21.8 | 21.4 | 22.1 | 21.7 | 24 | 22.7 | 20.3 | 22.1 | 26 | 26.2 | 25.3 | 21.4 | 23.5 | 22.3 | 24 | 25 | 23.5 | 23.9 | 25.1 |
| Mean temperature | 19.6 | 22.9 | 25.3 | 25.2 | 26.3 | 24.6 | 21.7 | 20.2 | 20 | 19.2 | 19.1 | 19.3 | 17.3 | 16.7 | 16.6 | 16.6 | 17.9 | 16.6 | 16.2 | 18.9 | 20.7 | 20.8 | 18.3 | 18.3 | 18.3 | 18.5 | 19 | 18 | 18.1 | 19 |
| Apparent mean temperature | 11.4 | 15.7 | 22.1 | 20.4 | 21.4 | 23.2 | 18.6 | 16 | 15.5 | 14.4 | 12.2 | 18.1 | 11.1 | 9.7 | 8.9 | 8 | 13.1 | 10.4 | 9.5 | 11.3 | 14 | 14.3 | 10 | 11.3 | 16 | 13.1 | 14.7 | 15.8 | 14.3 | 14.1 |
| Minimum temperature | 12.8 | 15.8 | 19.7 | 18.7 | 20.1 | 20.9 | 17.5 | 15.4 | 15.6 | 14.3 | 12.4 | 17.8 | 11.7 | 10.9 | 11 | 9.8 | 13.7 | 11.3 | 10.1 | 13.2 | 14.9 | 15.3 | 11.9 | 13 | 15.9 | 13.3 | 14.9 | 15.1 | 14.1 | 13.8 |
| Apparent min temperature | 19.1 | 23.7 | 27.3 | 27.1 | 27.5 | 26.8 | 23 | 21.2 | 19.8 | 19.1 | 19.6 | 19.9 | 16.7 | 15.2 | 14.9 | 15.4 | 17.3 | 15.5 | 15 | 17.6 | 19.6 | 19.4 | 16 | 16.7 | 18.7 | 18.5 | 19.1 | 18.6 | 19.1 | 19.6 |
| Settembre | 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) | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 12 | 11.9 | 11.9 | 11.8 |
| Sunshine duration (h) | 12.2 | 12.2 | 11.9 | 12 | 11.9 | 7.6 | 7.9 | 9.1 | 11.4 | 9.7 | 11.5 | 3.8 | 11.2 | 11.4 | 11.3 | 11.4 | 11.1 | 11.1 | 10.9 | 11.1 | 11.1 | 11 | 11 | 9.4 | 0.1 | 10.3 | 5.8 | 6.8 | 7.4 | 10.9 |
| Precipitation (mm) | 0 | 0 | 0.1 | 0 | 0.3 | 4.2 | 5.6 | 0.6 | 1.5 | 0.5 | 0 | 11.1 | 0 | 0 | 0 | 0 | 0.4 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 10.9 | 0.8 | 0 |
| Precipitation hours | 0 | 0 | 1 | 0 | 1 | 6 | 10 | 6 | 5 | 5 | 0 | 13 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 11 | 6 | 0 |
| Wind speed (m/s) | 13.2 | 13.5 | 16.1 | 12 | 14.7 | 21.6 | 16.9 | 13 | 18.1 | 13.3 | 8.6 | 14.4 | 13.6 | 12.6 | 12.6 | 9.4 | 10.5 | 17.7 | 12.6 | 12.9 | 12.1 | 17.1 | 16.6 | 15.3 | 10.1 | 13.3 | 16.3 | 14.8 | 8.2 | 11 |
In September 2023, the highest daytime temperature in Clifton was 32.5°C.
While the minimum temperature at night dropped to 9.8°C.
The average nighttime and daytime temperatures during September in Clifton are 14.5°C and 25.4°C respectively.
The precipitation sum in September is about 41 mm.