Average temperature in January is -7 °C
Average daytime temperature is -3.1 °C
Average night temperature is -10.9 °C
Absolute maximum temperature: 3 °C
Absolute minimum temperature: -29.2 °C
Number of sunny days: 11
Number of rainy days: 8
Number of snow days: 12
Precipitation sum: 44 mm
* Weather data for Idaho Falls United States is based on climate observations for 2023 year
| January (°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 | -0.4 | -2.9 | -2.9 | -2.8 | 3 | 1 | 2.2 | 2.1 | 0.8 | 1.7 | 0.6 | -0.6 | 0.6 | 1.1 | 0.8 | 0.3 | -4 | -4.9 | -3.3 | -6.2 | -7.9 | -8.9 | -7.8 | -6.2 | -7.1 | -5.3 | 0.3 | -0.1 | -5.3 | -17.5 | -17.1 |
| Apparent max temperature | -3.1 | -7.4 | -7.5 | -6.5 | 0.2 | -2.7 | -0.9 | -1 | -1.7 | -0.6 | -2.7 | -3.9 | -2.8 | -1.8 | -2.5 | -4.1 | -8 | -8.3 | -7.2 | -10.4 | -11.6 | -12.5 | -11.9 | -10.1 | -11 | -8.8 | -4.2 | -4.4 | -9.5 | -22 | -21.8 |
| Mean temperature | -2.6 | -5.6 | -6.6 | -5.2 | -4.8 | -0.3 | 0.3 | -3.8 | -2.9 | 0.5 | -0.1 | -4 | -4.6 | -2.1 | -0.9 | -2.5 | -9.2 | -11 | -7.8 | -10.8 | -9 | -13.6 | -13.5 | -9.4 | -11.5 | -11.8 | -2.2 | -2.9 | -12.5 | -24.2 | -22.7 |
| Apparent mean temperature | -9.5 | -17.8 | -16.6 | -12.6 | -15.7 | -3.8 | -7.8 | -11.6 | -12.8 | -5.2 | -6.5 | -13.4 | -13.6 | -10.6 | -6 | -13.4 | -18.5 | -22 | -15.8 | -21.9 | -14.7 | -22.5 | -21.2 | -15.8 | -20.2 | -20.5 | -8.7 | -9.8 | -23.1 | -34.3 | -34 |
| Minimum temperature | -5.2 | -12.9 | -12 | -8.3 | -10.9 | -0.9 | -4 | -7.3 | -8 | -1.9 | -0.7 | -9.5 | -8.9 | -6 | -2.7 | -8.1 | -14 | -16.5 | -11.3 | -16.9 | -10.7 | -17.3 | -16.4 | -11.5 | -15.9 | -15.4 | -5.4 | -4.7 | -16.5 | -29.2 | -28.5 |
| Apparent min temperature | -6.3 | -10.2 | -10.7 | -9.1 | -8.6 | -3.3 | -3 | -7.5 | -6.8 | -2.7 | -4.9 | -8.1 | -8.6 | -5.9 | -4.1 | -7.1 | -13.5 | -15.5 | -11.9 | -15.2 | -13 | -18 | -18 | -13.3 | -15.8 | -15.9 | -7 | -7.6 | -18.3 | -29.4 | -27.6 |
| January | 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) | 9 | 9 | 9 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.2 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.9 |
| Sunshine duration (h) | 4.3 | 6.4 | 3.9 | 6.7 | 2.8 | 0 | 7 | 5.7 | 1.5 | 3 | 5 | 1.4 | 5.9 | 5.1 | 0 | 7.5 | 7.7 | 1.2 | 6.6 | 7.7 | 4.6 | 6.9 | 8.3 | 1.2 | 3.7 | 0.5 | 0 | 5.3 | 8.6 | 8.7 | 8.8 |
| Precipitation (mm) | 0.1 | 0 | 0.3 | 0.5 | 0.1 | 1.2 | 0.1 | 0 | 0.6 | 3.3 | 10.2 | 0 | 0 | 0.1 | 9.4 | 3.2 | 0 | 0.1 | 0.1 | 0 | 0 | 0.9 | 0 | 0.3 | 1.2 | 0 | 8.8 | 2.7 | 0.4 | 0 | 0 |
| Precipitation hours | 1 | 0 | 3 | 5 | 1 | 8 | 1 | 0 | 4 | 11 | 18 | 0 | 0 | 1 | 17 | 8 | 0 | 1 | 1 | 0 | 0 | 6 | 0 | 3 | 6 | 0 | 22 | 15 | 4 | 0 | 0 |
| Wind speed (m/s) | 12.2 | 15.5 | 13.9 | 9.4 | 8.9 | 10.8 | 12.8 | 10.3 | 13.1 | 10.5 | 26 | 17.1 | 9.1 | 13 | 13.4 | 20.4 | 11.1 | 12.7 | 8.6 | 9.7 | 7.8 | 11.4 | 10.5 | 7.3 | 10.3 | 9.7 | 23.4 | 18.3 | 20.9 | 15 | 9 |
In January 2023, the highest daytime temperature in Idaho Falls was 3°C.
While the minimum temperature at night dropped to -29.2°C.
The average nighttime and daytime temperatures during January in Idaho Falls are -10.9°C and -3.1°C respectively.
The precipitation sum in January is about 44 mm.