Average temperature in September is 21.9 °C
Average daytime temperature is 27.7 °C
Average night temperature is 17.4 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: 13.4 °C
Number of sunny days: 14
Number of rainy days: 16
Number of snow days:
Precipitation sum: 79 mm
* Weather data for Gallatin 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 | 31.2 | 30.9 | 31.7 | 31.8 | 29.8 | 30.1 | 26.8 | 27.2 | 27.3 | 27.8 | 29.1 | 25.1 | 26.7 | 26.9 | 28.2 | 24.4 | 23.9 | 23.4 | 25.3 | 28.3 | 27.3 | 28.2 | 27.4 | 27.1 | 28.8 | 29.7 | 25.9 | 24.7 | 26.8 | 28.9 |
| Apparent max temperature | 34.9 | 33.9 | 36 | 35.3 | 34.6 | 34.2 | 29.8 | 28.9 | 29.1 | 30.7 | 32.3 | 27 | 26.6 | 26.4 | 30.3 | 27.2 | 24.4 | 23.9 | 26.3 | 29.1 | 29.1 | 30.2 | 28.2 | 28.7 | 31.5 | 32.3 | 28.9 | 26.5 | 29.6 | 32 |
| Mean temperature | 22.4 | 25.7 | 25.3 | 25.9 | 24.9 | 23.9 | 23 | 22 | 22.5 | 22.3 | 23.1 | 21.4 | 21.4 | 20.5 | 21.2 | 20.5 | 19.6 | 18.1 | 18.8 | 20.7 | 21.9 | 21.7 | 21.7 | 20.2 | 21.7 | 22.6 | 21.8 | 20.1 | 20.6 | 22.1 |
| Apparent mean temperature | 16.7 | 23.7 | 22.2 | 24.2 | 25.1 | 23.8 | 20.6 | 18.9 | 18.5 | 19.3 | 19.2 | 20.7 | 18.2 | 12.7 | 14.7 | 17.9 | 15.7 | 12.8 | 13.4 | 15.8 | 17.7 | 16.9 | 17.2 | 12.9 | 16.5 | 17.1 | 19.4 | 19.2 | 17.8 | 19.1 |
| Minimum temperature | 16.7 | 21.2 | 19.8 | 21.1 | 22.2 | 20.5 | 19 | 17.8 | 18.3 | 18.3 | 17.9 | 19.4 | 17.5 | 14.8 | 15.9 | 17.5 | 15.6 | 13.5 | 13.4 | 15.4 | 16.9 | 16 | 16.7 | 13.5 | 16.1 | 16.9 | 18.6 | 17.9 | 16.2 | 17.4 |
| Apparent min temperature | 24 | 28.7 | 28.5 | 29.1 | 28.5 | 27.6 | 25.1 | 23.5 | 23.9 | 24.3 | 25.6 | 23.4 | 21.8 | 19 | 20.7 | 22 | 20.6 | 18.3 | 19.2 | 21.3 | 23.1 | 22.8 | 22.1 | 20.2 | 23 | 24.2 | 23.6 | 22 | 23 | 24.7 |
| 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 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 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) | 11.4 | 11 | 11.8 | 11.2 | 8.2 | 6.7 | 11.1 | 11.7 | 11.6 | 10.8 | 11.6 | 4.7 | 10.6 | 11.5 | 11.5 | 7.8 | 10.3 | 11 | 11 | 11.3 | 11.1 | 11.2 | 11.1 | 9.7 | 11 | 11 | 9.5 | 5.2 | 10.6 | 10.8 |
| Precipitation (mm) | 1.9 | 0 | 0 | 0.1 | 5.5 | 6.9 | 0.6 | 0 | 0.8 | 0.4 | 0 | 10.2 | 0 | 0 | 0 | 12.5 | 4.6 | 1.8 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 10.4 | 20.2 | 2.2 | 0.3 |
| Precipitation hours | 7 | 0 | 0 | 1 | 9 | 8 | 4 | 0 | 5 | 4 | 0 | 5 | 0 | 0 | 0 | 10 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 12 | 6 | 2 |
| Wind speed (m/s) | 10.9 | 9 | 6.2 | 9.5 | 11.4 | 12.9 | 11.6 | 10.4 | 12.1 | 11.1 | 10.4 | 12 | 12.3 | 14.1 | 12.3 | 11.6 | 11.2 | 11.6 | 10 | 10.1 | 11.2 | 12 | 10.9 | 10.2 | 11.3 | 7.6 | 12.6 | 12.2 | 7.5 | 8.2 |
In September 2023, the highest daytime temperature in Gallatin was 31.8°C.
While the minimum temperature at night dropped to 13.4°C.
The average nighttime and daytime temperatures during September in Gallatin are 17.4°C and 27.7°C respectively.
The precipitation sum in September is about 79 mm.