Average temperature in September is 19.7 °C
Average daytime temperature is 26.1 °C
Average night temperature is 14.3 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: 9.7 °C
Number of sunny days: 17
Number of rainy days: 13
Number of snow days:
Precipitation sum: 49 mm
* Weather data for Saint Paul United States 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 | 28.4 | 29.4 | 30 | 31.3 | 32.9 | 31.5 | 29.9 | 28.2 | 28 | 23.8 | 25.6 | 25.3 | 24.6 | 24.1 | 25.3 | 25.4 | 22.6 | 21.6 | 24.1 | 24.9 | 25.1 | 25.4 | 22.6 | 21.2 | 23 | 27 | 25.8 | 25.9 | 25.5 | 25.9 |
| Apparent max temperature | 31.5 | 32.2 | 33.3 | 35.4 | 36.1 | 32.4 | 31 | 31.4 | 31 | 26.3 | 27.8 | 27.3 | 26 | 24.2 | 25.9 | 26.7 | 23.1 | 20.2 | 23.8 | 25.9 | 25.3 | 24.8 | 21.4 | 21.8 | 24 | 29.2 | 27.2 | 26.1 | 25.9 | 26.7 |
| Mean temperature | 20.2 | 21.6 | 22.9 | 23.5 | 24.7 | 24.8 | 23.7 | 21.7 | 20.7 | 19.6 | 20.2 | 19.8 | 20 | 18.4 | 18.4 | 18.8 | 19 | 16.5 | 16.3 | 17.2 | 18.4 | 18.7 | 16.6 | 17 | 17.4 | 18.4 | 19.2 | 17.9 | 19 | 19.2 |
| Apparent mean temperature | 14.7 | 14.8 | 17.8 | 18.2 | 20.1 | 20.7 | 20.4 | 18.9 | 18 | 17.6 | 17.8 | 16.5 | 18.1 | 13.2 | 12.7 | 13.1 | 18.4 | 11.2 | 9.1 | 9.4 | 11.4 | 12.2 | 9.1 | 13.4 | 13.1 | 11.2 | 13.9 | 11.2 | 13 | 13.5 |
| Minimum temperature | 14.6 | 14.3 | 16.7 | 16.8 | 18 | 18.4 | 18.8 | 17.4 | 16.3 | 15.9 | 16.3 | 15.6 | 16.8 | 13.5 | 13.1 | 12.8 | 17.3 | 11.2 | 9.7 | 10.3 | 11.8 | 12.3 | 10.7 | 13.9 | 13 | 11.2 | 14.2 | 11.6 | 12.9 | 13.3 |
| Apparent min temperature | 21.1 | 23.1 | 24.9 | 26 | 27.5 | 27 | 25.6 | 24 | 23.2 | 21.9 | 22.2 | 21.6 | 21.5 | 18.2 | 18.3 | 19.9 | 20.3 | 16.1 | 16.2 | 17.3 | 18.5 | 18.5 | 15.3 | 16.7 | 17.9 | 19.3 | 19.6 | 17.9 | 19.9 | 19.8 |
| 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 | 12.9 | 12.9 | 12.9 | 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 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.9 |
| Sunshine duration (h) | 12.1 | 12.1 | 12.1 | 12 | 11.8 | 11.8 | 11.8 | 10.8 | 11.1 | 10.4 | 10.9 | 10.5 | 11 | 11.5 | 10.1 | 10.1 | 7 | 11 | 11.2 | 11.2 | 11.2 | 11.2 | 11 | 2.9 | 5.3 | 10.9 | 11 | 9.7 | 10.8 | 10.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 8.2 | 3.3 | 7.4 | 1.1 | 10.4 | 1.2 | 0 | 0.1 | 1.7 | 10.7 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0.3 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 8 | 6 | 10 | 6 | 7 | 7 | 0 | 1 | 5 | 18 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 |
| Wind speed (m/s) | 11.8 | 11.5 | 11 | 7.3 | 7.6 | 12.3 | 15.5 | 10.4 | 9.7 | 10.6 | 9.4 | 9 | 12.8 | 13.4 | 13.5 | 9 | 13 | 13.5 | 7 | 7.6 | 8.9 | 12.6 | 19.3 | 14.8 | 10.1 | 9.3 | 12 | 12.2 | 9 | 10.4 |
In September 2023, the highest daytime temperature in Saint Paul was 32.9°C.
While the minimum temperature at night dropped to 9.7°C.
The average nighttime and daytime temperatures during September in Saint Paul are 14.3°C and 26.1°C respectively.
The precipitation sum in September is about 49 mm.