Average temperature in January is -0.8 °C
Average daytime temperature is 3.1 °C
Average night temperature is -3.7 °C
Absolute maximum temperature: 11.2 °C
Absolute minimum temperature: -22.7 °C
Number of sunny days: 12
Number of rainy days: 10
Number of snow days: 9
Precipitation sum: 59 mm
* Weather data for Naperville United States is based on climate observations for 2023 year
Gennaio (°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 | 7.9 | 6.2 | 11.2 | 10.6 | 0.5 | 0.4 | 1.3 | 0.9 | 6.2 | 7.4 | 10.1 | 7.4 | 1.9 | 0.1 | 5.6 | 8.2 | 9.2 | 4.3 | 4.5 | 1.4 | 2 | 1.3 | -1.2 | 2.6 | 1.9 | 0.2 | 2.8 | -0.2 | -1.5 | -6.4 | -12.2 |
Apparent max temperature | 5.9 | 3.2 | 10.2 | 9.3 | -3.7 | -3.8 | -2.3 | -2.5 | 1.7 | 4.8 | 7.8 | 5.3 | -2.6 | -4.1 | -0.2 | 4.4 | 5.8 | 0.4 | 1.7 | -3.6 | -2.5 | -1.9 | -5.4 | -0.9 | -2.2 | -3.7 | -2.3 | -6.6 | -6.1 | -10.9 | -17.7 |
Mean temperature | 3.1 | 1.9 | 5.1 | 3.6 | -0.2 | -0.7 | -2.8 | -1.8 | -1.6 | 2.6 | 4.2 | 4.1 | 0.2 | -3.2 | -1.2 | 4.4 | 5.6 | 1.9 | 2.8 | 0.2 | -1.3 | -1 | -3.2 | -1.3 | -0.4 | -2.2 | -5.8 | -5.5 | -3.3 | -10.7 | -17.3 |
Apparent mean temperature | -3.9 | -4.3 | -1.4 | -3.7 | -5.2 | -7.1 | -10 | -7.7 | -9.9 | -3.8 | -2.7 | -2.7 | -6.7 | -9.1 | -9.4 | -3.2 | -2.1 | -4.7 | -4.4 | -6.1 | -8.1 | -5.9 | -10.9 | -9.6 | -5.7 | -9.2 | -17.6 | -14 | -11.6 | -19 | -27.8 |
Minimum temperature | -0.4 | -1 | 2.3 | 0 | -0.9 | -3.1 | -5.9 | -4 | -5.4 | -0.7 | 0.4 | 2 | -1.5 | -5.5 | -4.3 | 2.8 | 3.3 | -1.1 | 1.7 | -0.8 | -3.8 | -2.5 | -6.2 | -4.3 | -2 | -4 | -12.2 | -9.6 | -6.4 | -13.7 | -22.7 |
Apparent min temperature | -0.1 | -1.1 | 2 | 0.2 | -4.6 | -5 | -6.6 | -5.2 | -5.9 | -0.9 | 1.4 | 0.3 | -4.8 | -7.4 | -6.4 | -0.9 | 0.9 | -2.2 | -1.1 | -5.1 | -5.4 | -4.2 | -8.3 | -5.7 | -4.1 | -6.7 | -11.5 | -10.4 | -8.2 | -16 | -22.3 |
Gennaio | 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) | 9.2 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 |
Sunshine duration (h) | 6.3 | 4 | 0.1 | 0 | 0 | 8 | 8 | 2.5 | 8 | 8.1 | 6 | 0 | 0.7 | 6.7 | 7.6 | 0 | 0.4 | 0 | 0 | 1.1 | 6.1 | 0 | 6.6 | 6.2 | 0 | 0 | 1 | 0 | 3.3 | 6.1 | 8.9 |
Precipitation (mm) | 3.9 | 0 | 11.5 | 0.1 | 1.6 | 0.3 | 0 | 0 | 0 | 0.7 | 0 | 0.1 | 1 | 0 | 0 | 5.3 | 0.3 | 0 | 14.8 | 1 | 0 | 2.2 | 0 | 0 | 8.1 | 2.5 | 0.7 | 1.8 | 1.8 | 1 | 0 |
Precipitation hours | 5 | 0 | 16 | 1 | 13 | 3 | 0 | 0 | 0 | 2 | 0 | 1 | 6 | 0 | 0 | 9 | 2 | 0 | 18 | 6 | 0 | 15 | 0 | 0 | 17 | 18 | 4 | 8 | 6 | 7 | 0 |
Wind speed (m/s) | 13.3 | 15.7 | 19.1 | 17.8 | 17.1 | 14.8 | 11.2 | 8.8 | 14.6 | 15.9 | 11.7 | 23.4 | 18.4 | 13 | 21.8 | 24.4 | 27.7 | 18.1 | 30.6 | 22.3 | 13 | 10.1 | 22.2 | 18.9 | 13.7 | 19.2 | 30 | 25.8 | 18.1 | 15.3 | 12.6 |
In January 2023, the highest daytime temperature in Naperville was 11.2°C.
While the minimum temperature at night dropped to -22.7°C.
The average nighttime and daytime temperatures during January in Naperville are -3.7°C and 3.1°C respectively.
The precipitation sum in January is about 59 mm.