Average temperature in January is 8.9 °C
Average daytime temperature is 13.8 °C
Average night temperature is 5 °C
Absolute maximum temperature: 19.2 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 15
Number of rainy days: 16
Number of snow days:
Precipitation sum: 197 mm
* Weather data for Hartwell 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 | 16.5 | 18.1 | 17.1 | 19.2 | 15.5 | 13.2 | 12.5 | 12.4 | 12.2 | 13.9 | 13.5 | 17.5 | 13.2 | 7.2 | 11.4 | 13.4 | 13.4 | 17.6 | 19.2 | 16 | 10.8 | 6.4 | 9.2 | 9.9 | 16.2 | 12.8 | 9.5 | 12.5 | 11.9 | 17.2 | 17.9 |
| Apparent max temperature | 15.8 | 18.4 | 17.2 | 19.3 | 12.8 | 9.3 | 10.7 | 11.1 | 10.6 | 10.8 | 12.1 | 16.2 | 11 | 2.6 | 7.9 | 10.5 | 12.7 | 17 | 17.4 | 11.9 | 7.2 | 4.2 | 4.1 | 6.8 | 15.2 | 10.8 | 5.4 | 9.7 | 10.5 | 17.1 | 17.6 |
| Mean temperature | 12.4 | 12.3 | 13.2 | 15.8 | 11.5 | 8.8 | 7.3 | 10.2 | 8.9 | 7.1 | 8.3 | 13.1 | 9.2 | 3.6 | 3.1 | 5.6 | 9 | 13 | 15.1 | 11.6 | 7.3 | 5 | 6.1 | 3.5 | 9.5 | 6.4 | 3.7 | 5.6 | 7.3 | 10.1 | 12.1 |
| Apparent mean temperature | 7.5 | 5.2 | 9.1 | 12.4 | 4.2 | 0.1 | 0.2 | 6.2 | 2 | -0.7 | 0.1 | 6.6 | 1 | -4.4 | -7.2 | -4.1 | 2.1 | 8.5 | 11.2 | 2.1 | -0.2 | -0.1 | -1.3 | -5.3 | 1.2 | -1.9 | -5.6 | -2.8 | 1.6 | 5.3 | 8.2 |
| Minimum temperature | 8.8 | 7.1 | 10.2 | 12.7 | 7.5 | 4.4 | 3 | 8.4 | 5 | 1.7 | 3.2 | 8.4 | 6.6 | 1 | -3.5 | -0.5 | 5.4 | 10.1 | 12.5 | 6.8 | 3.1 | 3.6 | 3.5 | -1.8 | 4.7 | 2.7 | -0.6 | 1.1 | 4.4 | 7 | 9.3 |
| Apparent min temperature | 11.7 | 11.6 | 12.7 | 15.7 | 7.9 | 4.5 | 4.4 | 8.3 | 6.9 | 4.5 | 5.8 | 11.8 | 5.1 | -1.8 | -0.6 | 2.3 | 6.7 | 12.1 | 13.6 | 7.1 | 3.6 | 2 | 2.1 | 0.3 | 7.1 | 1.5 | -0.7 | 2 | 5.1 | 9 | 11.4 |
| 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 | 9.9 | 9.9 | 9.9 | 10 | 10 | 10 | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 | 10.2 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 |
| Sunshine duration (h) | 4.7 | 8.4 | 0 | 1.8 | 8.9 | 8.9 | 6.9 | 2 | 9 | 8.1 | 5.6 | 2.6 | 8.9 | 9.2 | 9.2 | 8.4 | 0 | 7 | 3.4 | 9.3 | 8.8 | 0 | 9.4 | 9.4 | 0.3 | 9.5 | 9.5 | 9.5 | 2.3 | 5 | 0.1 |
| Precipitation (mm) | 0.2 | 0 | 0.3 | 104.7 | 0 | 0 | 0.4 | 0 | 3.4 | 0 | 0.5 | 6.4 | 2.6 | 0 | 0 | 0 | 5.3 | 0 | 3.4 | 0 | 0 | 27.7 | 3.5 | 0 | 21.3 | 0 | 0 | 0 | 0.3 | 13.4 | 3.1 |
| Precipitation hours | 2 | 0 | 3 | 21 | 0 | 0 | 2 | 0 | 5 | 0 | 2 | 8 | 2 | 0 | 0 | 0 | 9 | 0 | 4 | 0 | 0 | 20 | 5 | 0 | 14 | 0 | 0 | 0 | 3 | 14 | 7 |
| Wind speed (m/s) | 12.4 | 10.1 | 16.6 | 19.6 | 19.8 | 21.3 | 14.1 | 8.1 | 13.4 | 12.5 | 15 | 23.4 | 23.7 | 24.2 | 21.2 | 10.2 | 11.8 | 15.3 | 22 | 22.9 | 18.2 | 14.2 | 20.9 | 13.5 | 18.4 | 26.3 | 16.5 | 13.5 | 9.8 | 10.5 | 13.4 |
In January 2023, the highest daytime temperature in Hartwell was 19.2°C.
While the minimum temperature at night dropped to -3.5°C.
The average nighttime and daytime temperatures during January in Hartwell are 5°C and 13.8°C respectively.
The precipitation sum in January is about 197 mm.