Average temperature in September is 22.8 °C
Average daytime temperature is 28.8 °C
Average night temperature is 17.8 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: 12.9 °C
Number of sunny days: 18
Number of rainy days: 12
Number of snow days:
Precipitation sum: 22 mm
* Weather data for Madison 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 | 29.9 | 29 | 30.3 | 31.4 | 31 | 31.4 | 29.2 | 27.7 | 28.8 | 28.6 | 29.9 | 27.9 | 28.2 | 27.8 | 27 | 25.9 | 26.3 | 25.9 | 25.9 | 28.6 | 27.7 | 28.5 | 29.9 | 29.2 | 30.3 | 30.5 | 29.9 | 28.6 | 27 | 30.3 |
| Apparent max temperature | 33.3 | 31 | 34.3 | 35.7 | 35.3 | 35.2 | 31.6 | 29.1 | 32.4 | 31.6 | 32.7 | 30.7 | 29.8 | 29.4 | 30.6 | 29.3 | 26.4 | 25.7 | 27.5 | 29.2 | 28.4 | 29.5 | 30 | 30.4 | 32.1 | 32.9 | 32.4 | 31.4 | 28.9 | 31.9 |
| Mean temperature | 24 | 24 | 24.2 | 25.2 | 25.8 | 24.7 | 24.7 | 22.2 | 23.4 | 22.9 | 24 | 23.8 | 23.1 | 22.3 | 22.3 | 21.8 | 21.3 | 19.6 | 19.4 | 21.5 | 22.2 | 22.2 | 22.5 | 21.7 | 22.7 | 23.3 | 24.1 | 22.2 | 21.1 | 22.8 |
| Apparent mean temperature | 20.9 | 20.6 | 20.7 | 21.9 | 23.9 | 22.3 | 24.1 | 17.4 | 20 | 21.1 | 20.5 | 21.7 | 19.5 | 16.4 | 18.2 | 20.7 | 18.6 | 14.2 | 12.8 | 16.6 | 18.1 | 16.9 | 15.8 | 13.7 | 15.3 | 17.3 | 20.5 | 17.1 | 17.9 | 17.6 |
| Minimum temperature | 19.7 | 19.4 | 19.5 | 20.1 | 21.5 | 20.1 | 21.1 | 17 | 19.1 | 19 | 18.6 | 19.2 | 18.5 | 18.1 | 18.3 | 18.7 | 17.1 | 14.2 | 12.9 | 17.2 | 18 | 16.7 | 15.9 | 13.8 | 15.8 | 17.4 | 18.8 | 16.5 | 16.5 | 16.6 |
| Apparent min temperature | 25.9 | 25.5 | 26.4 | 27.8 | 28.7 | 27.9 | 27.4 | 22.8 | 25.2 | 25.4 | 26.2 | 26.3 | 24.5 | 21.7 | 23 | 24.4 | 22.7 | 19.5 | 19.7 | 21.3 | 22.7 | 22.6 | 22.8 | 22 | 23.1 | 24.4 | 25.7 | 23.4 | 22.6 | 24.4 |
| 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) | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.9 |
| Sunshine duration (h) | 7.2 | 7.8 | 11.8 | 11.8 | 11.7 | 8.1 | 9.2 | 11.3 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 9.7 | 11.4 | 7.3 | 11.3 | 11.4 | 11.4 | 10.6 | 11.1 | 11.2 | 11.1 | 11 | 11 | 11.1 | 11 | 10.9 | 5 | 10.6 |
| Precipitation (mm) | 2.1 | 4.5 | 0 | 0.1 | 0.4 | 0.1 | 0 | 0 | 5.3 | 0 | 0 | 1.2 | 0.1 | 0 | 3.8 | 3.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0.9 | 0 | 0 |
| Precipitation hours | 6 | 3 | 0 | 1 | 3 | 1 | 0 | 0 | 4 | 0 | 0 | 4 | 1 | 0 | 7 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 |
| Wind speed (m/s) | 20.2 | 13 | 9.7 | 10.1 | 13.8 | 9.3 | 14.1 | 15.1 | 13 | 11.9 | 11.9 | 12.2 | 13.9 | 15 | 13.2 | 11.6 | 14.9 | 12.7 | 9 | 14.7 | 12.3 | 11.5 | 12.6 | 10.8 | 8 | 9 | 10.8 | 18.2 | 9.7 | 7.6 |
In September 2023, the highest daytime temperature in Madison was 31.4°C.
While the minimum temperature at night dropped to 12.9°C.
The average nighttime and daytime temperatures during September in Madison are 17.8°C and 28.8°C respectively.
The precipitation sum in September is about 22 mm.