Average temperature in January is -0.9 °C
Average daytime temperature is 3.1 °C
Average night temperature is -3.9 °C
Absolute maximum temperature: 10.4 °C
Absolute minimum temperature: -24.3 °C
Number of sunny days: 12
Number of rainy days: 10
Number of snow days: 9
Precipitation sum: 61 mm
* Weather data for Deerfield 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 | 8.9 | 4.7 | 7.9 | 9.5 | 0.8 | 0.9 | 0.2 | 1.6 | 6.2 | 8 | 10.4 | 6.7 | 2 | 0.4 | 6 | 7.1 | 9 | 3.9 | 4.8 | 2.2 | 2.4 | 1.2 | -0.5 | 3.9 | 1.2 | 0 | 2.6 | 0.6 | -1.4 | -5.4 | -11.8 |
| Apparent max temperature | 6.1 | 1.5 | 6.2 | 7.3 | -3.7 | -3.4 | -3.9 | -2.1 | 1.6 | 5.2 | 9 | 4.6 | -2.4 | -3.9 | 0.5 | 3.7 | 5.7 | 0.6 | 1.8 | -2.1 | -2.1 | -1.9 | -5.7 | -0.2 | -3.1 | -4.2 | -3.2 | -5.8 | -6 | -9.7 | -17.5 |
| Mean temperature | 2.9 | 1.5 | 3.9 | 3.8 | 0 | -0.2 | -2.7 | -1.1 | -1.5 | 2.9 | 3.6 | 3.4 | -0.1 | -3.4 | -1.2 | 3.9 | 5.6 | 2 | 2.9 | 0.6 | -1.7 | -1.1 | -3.3 | -1.2 | -0.3 | -1.5 | -5.7 | -5.9 | -3.5 | -11 | -18.4 |
| Apparent mean temperature | -5.1 | -4.8 | -1.7 | -3.8 | -5 | -6 | -10.5 | -7.3 | -9.8 | -2.9 | -3.8 | -3.7 | -7.5 | -10.7 | -9.3 | -3.5 | -1.9 | -4.4 | -4.3 | -5.8 | -8.5 | -5.9 | -12.5 | -10.3 | -5.5 | -7.4 | -17.7 | -15.3 | -12.2 | -18.9 | -30.1 |
| Minimum temperature | -1.7 | -1.2 | 1.9 | -0.4 | -0.9 | -2.3 | -6.1 | -3.6 | -5.2 | 0 | -0.7 | 1.7 | -1.6 | -6.8 | -4.2 | 2.2 | 3.4 | -0.4 | 1.3 | -0.7 | -4.7 | -2.6 | -7.6 | -4.6 | -2 | -2.9 | -12.1 | -10.7 | -6.4 | -13.9 | -24.3 |
| Apparent min temperature | -0.3 | -1.7 | 0.8 | 0.5 | -4.2 | -4.3 | -6.6 | -4.5 | -6 | -0.6 | 0.9 | -0.6 | -5.4 | -7.6 | -6.3 | -1.1 | 1.2 | -1.8 | -1 | -4.4 | -5.8 | -4.3 | -8.4 | -5.9 | -4 | -5.8 | -11.3 | -10.8 | -8.6 | -16.3 | -23.8 |
| 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) | 9.2 | 9.2 | 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 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 |
| Sunshine duration (h) | 7 | 2.2 | 0 | 0 | 0 | 4.1 | 7.2 | 3 | 8.1 | 8 | 6 | 0.1 | 0.7 | 8.1 | 7.2 | 0 | 0 | 0.2 | 0 | 0.2 | 4.7 | 0 | 7.1 | 7.8 | 0 | 0.3 | 1.2 | 0 | 2.3 | 7.6 | 8.8 |
| Precipitation (mm) | 2.3 | 0 | 13.3 | 0.4 | 1.2 | 0.1 | 0 | 0 | 0 | 1.6 | 0.2 | 0.1 | 0.4 | 0 | 0 | 6.6 | 0 | 0 | 12.9 | 1.1 | 0 | 2.3 | 0 | 0 | 7.9 | 2.1 | 0.6 | 3.7 | 3.8 | 0.7 | 0 |
| Precipitation hours | 4 | 0 | 12 | 1 | 7 | 1 | 0 | 0 | 0 | 3 | 2 | 1 | 3 | 0 | 0 | 11 | 0 | 0 | 16 | 7 | 0 | 16 | 0 | 0 | 15 | 13 | 6 | 8 | 13 | 6 | 0 |
| Wind speed (m/s) | 11.3 | 12.7 | 16.8 | 17.8 | 14.7 | 12.8 | 10.5 | 9 | 15.5 | 16.4 | 12.1 | 25.5 | 21 | 13 | 19.3 | 22.7 | 27 | 16.3 | 26.7 | 20.3 | 13 | 10.8 | 23 | 22.1 | 15.4 | 18.3 | 27.2 | 26.2 | 19.5 | 14.5 | 14 |
In January 2023, the highest daytime temperature in Deerfield was 10.4°C.
While the minimum temperature at night dropped to -24.3°C.
The average nighttime and daytime temperatures during January in Deerfield are -3.9°C and 3.1°C respectively.
The precipitation sum in January is about 61 mm.