Average temperature in October is 7.7 °C
Average daytime temperature is 13.9 °C
Average night temperature is 3.5 °C
Absolute maximum temperature: 26.3 °C
Absolute minimum temperature: -13.2 °C
Number of sunny days: 17
Number of rainy days: 11
Number of snow days: 3
Precipitation sum: 36 mm
* Weather data for Great Falls United States is based on climate observations for 2023 year
| October (°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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 9.7 | 18.3 | 15.2 | 16.2 | 13.3 | 18 | 21.3 | 24.8 | 26.3 | 25.3 | 18.1 | 12.2 | 13.1 | 17.5 | 20.1 | 23.5 | 20.1 | 20 | 24.7 | 24.4 | 17.1 | 14.5 | 9.5 | 7.3 | -1.9 | -8.5 | -7.1 | -1.9 | 1.4 | 7.3 | 10 |
| Apparent max temperature | 6.4 | 14.6 | 12.4 | 12.7 | 10.4 | 15.8 | 19.2 | 21.2 | 22.8 | 22.5 | 14.9 | 10 | 10.4 | 14.1 | 16.2 | 23.4 | 17.6 | 13.8 | 19.1 | 20.8 | 13.4 | 11.9 | 7 | 3.1 | -6.9 | -12.6 | -11 | -7.2 | -4.4 | 2.4 | 4.6 |
| Mean temperature | 8.4 | 10 | 11.6 | 11.6 | 8.6 | 8.5 | 13.1 | 13.5 | 16.1 | 16.9 | 13 | 9.4 | 8.1 | 8.4 | 12.6 | 14.2 | 14.8 | 12.2 | 18.6 | 19.2 | 10.3 | 8.3 | 6.2 | 1.8 | -6.9 | -10 | -10.5 | -8.9 | -2.8 | -0.2 | 1.8 |
| Apparent mean temperature | 4.1 | 1.3 | 5.6 | 4.3 | 1.5 | -1.3 | 4.2 | 2.2 | 5.6 | 7.2 | 7.1 | 4.6 | 1.2 | -0.3 | 5.1 | 5.7 | 4.7 | 2.5 | 9.3 | 10.4 | 0.5 | 0.9 | 0.1 | -6.8 | -15.3 | -16.1 | -18.2 | -17.3 | -10.8 | -9.4 | -8.7 |
| Minimum temperature | 7.2 | 4 | 8.5 | 8.8 | 4.6 | 1.7 | 7.7 | 5.5 | 8.8 | 10.4 | 9.9 | 7.6 | 3.9 | 2.6 | 8.3 | 8.3 | 12.6 | 7.4 | 15.1 | 14.6 | 3.3 | 3.5 | 3.8 | -1.9 | -9.1 | -11.2 | -13.2 | -11.9 | -6.3 | -3.4 | -3.2 |
| Apparent min temperature | 5.4 | 6.9 | 8.4 | 7.8 | 6.1 | 5.8 | 10.2 | 10.6 | 13.1 | 13.6 | 10.3 | 6.7 | 5.6 | 5.6 | 9.1 | 12.4 | 9.7 | 6.5 | 12.9 | 14.6 | 7.5 | 5.7 | 3.4 | -2.3 | -12.6 | -14.8 | -15 | -14.3 | -7.7 | -6.2 | -3.2 |
| October | 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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 11.7 | 11.6 | 11.6 | 11.5 | 11.5 | 11.4 | 11.4 | 11.3 | 11.3 | 11.2 | 11.1 | 11.1 | 11 | 11 | 10.9 | 10.9 | 10.8 | 10.7 | 10.7 | 10.6 | 10.6 | 10.5 | 10.5 | 10.4 | 10.4 | 10.3 | 10.3 | 10.2 | 10.2 | 10.1 | 10.1 |
| Sunshine duration (h) | 0 | 9 | 9.6 | 2.3 | 10.4 | 10.4 | 10.4 | 10.3 | 10.2 | 9.1 | 5.7 | 0.1 | 7.8 | 9.3 | 8.3 | 9 | 7.8 | 5.5 | 9.7 | 9.6 | 9.6 | 7.9 | 0.9 | 0 | 0.2 | 0 | 6 | 8.6 | 8.3 | 7.7 | 9 |
| Precipitation (mm) | 1.5 | 4.5 | 1.8 | 2.7 | 1.7 | 0 | 0 | 0 | 0 | 0 | 1 | 1.4 | 0.1 | 0 | 0 | 0 | 0.4 | 0.1 | 0 | 0 | 0 | 0 | 1.1 | 0 | 15.4 | 3.7 | 0 | 0 | 0.5 | 0 | 0 |
| Precipitation hours | 9 | 6 | 8 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 5 | 9 | 1 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 21 | 12 | 0 | 0 | 5 | 0 | 0 |
| Wind speed (m/s) | 18.1 | 26.3 | 21.2 | 25.6 | 18.5 | 15.7 | 13.5 | 19 | 16.1 | 14.8 | 20.1 | 21.9 | 13.1 | 12.1 | 19.2 | 10 | 47.2 | 37.2 | 30 | 28.6 | 24.1 | 13 | 15.8 | 20.5 | 21.7 | 13.8 | 9.4 | 20.4 | 20.2 | 23.2 | 18.1 |
In October 2023, the highest daytime temperature in Great Falls was 26.3°C.
While the minimum temperature at night dropped to -13.2°C.
The average nighttime and daytime temperatures during October in Great Falls are 3.5°C and 13.9°C respectively.
The precipitation sum in October is about 36 mm.