Average temperature in January is -9.8 °C
Average daytime temperature is -6.4 °C
Average night temperature is -12.6 °C
Absolute maximum temperature: 1.8 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 23
Number of rainy days: 1
Number of snow days: 7
Precipitation sum: 11 mm
* Weather data for Jamestown 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 | -5.8 | -7 | -9.8 | -9 | -7.5 | -9.9 | -7.4 | -4.8 | -7.7 | -7.3 | -5.1 | -7.2 | -4.4 | -2.5 | -1 | -4.1 | -5.4 | -7.6 | -6.1 | -2.7 | -5.5 | -6.4 | -0.1 | 0.6 | -2.1 | -1.5 | 1.8 | -13.1 | -19.1 | -18.2 | -14 |
| Apparent max temperature | -11.8 | -12.2 | -13.7 | -15.3 | -13.1 | -14.6 | -13.6 | -10 | -12.8 | -12.5 | -9.9 | -13.3 | -11.3 | -8.2 | -3.8 | -8.4 | -12.7 | -12.2 | -11.2 | -8.8 | -11.3 | -11.9 | -7.8 | -5.2 | -9.6 | -9.7 | -6.2 | -19.7 | -26.5 | -24.8 | -19.7 |
| Mean temperature | -8 | -8.7 | -10.9 | -10.7 | -10 | -11 | -10.7 | -7.6 | -11.7 | -9.9 | -6.5 | -8.9 | -9.4 | -6.4 | -4.3 | -4.5 | -8.1 | -9.2 | -7.6 | -4.9 | -7.4 | -10.7 | -2.8 | -4.5 | -10.8 | -8.3 | -5.5 | -19.3 | -22.1 | -23.2 | -19.9 |
| Apparent mean temperature | -16.9 | -15.9 | -17.2 | -18 | -17.9 | -18.5 | -18.5 | -16.4 | -19.2 | -17.1 | -15.1 | -18.9 | -18.1 | -15.6 | -13.4 | -11.6 | -16.4 | -15.4 | -14 | -12.5 | -16.2 | -20.7 | -15.8 | -13.3 | -23.4 | -17.8 | -19.9 | -29.6 | -32 | -34.6 | -31.7 |
| Minimum temperature | -10.2 | -10.3 | -11.7 | -11.5 | -11.1 | -12.6 | -14.1 | -10 | -14.1 | -12 | -8 | -12.2 | -12.3 | -10 | -8.2 | -6.3 | -9.4 | -9.8 | -8.6 | -7.9 | -9.3 | -14.5 | -9.3 | -8.2 | -16 | -12.7 | -10.4 | -23.8 | -24.1 | -26.7 | -25 |
| Apparent min temperature | -13.6 | -13.8 | -16.3 | -16.9 | -15.9 | -15.9 | -16.4 | -13.9 | -16.6 | -14.4 | -12.8 | -15.5 | -15.1 | -12.3 | -8.8 | -9.9 | -15.2 | -14 | -12.8 | -9.7 | -13.6 | -16.7 | -10.2 | -10.2 | -18.1 | -14.2 | -14.1 | -25.6 | -29.7 | -30.5 | -26.6 |
| 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) | 8.6 | 8.6 | 8.6 | 8.6 | 8.7 | 8.7 | 8.7 | 8.7 | 8.8 | 8.8 | 8.8 | 8.8 | 8.9 | 8.9 | 8.9 | 9 | 9 | 9 | 9.1 | 9.1 | 9.1 | 9.2 | 9.2 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.6 |
| Sunshine duration (h) | 0.3 | 6.9 | 0.2 | 0.1 | 5.5 | 1.1 | 1.6 | 7.5 | 0 | 1 | 0.2 | 4 | 0 | 1.6 | 6.8 | 0 | 0 | 0.6 | 0.1 | 3.9 | 7.9 | 6.1 | 5.6 | 6.3 | 5.6 | 2.7 | 4.4 | 8.3 | 8.2 | 8.2 | 7.1 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 4.7 | 0.1 | 0.5 | 0 | 0.1 | 0 | 0 | 0 | 0.3 | 2 | 0.7 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 21 | 1 | 5 | 0 | 1 | 0 | 0 | 0 | 3 | 3 | 3 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 24.3 | 19.9 | 21.1 | 23 | 25.6 | 15.8 | 29.3 | 31 | 13.3 | 14.2 | 31.1 | 28.2 | 30.6 | 25.8 | 24.9 | 29.7 | 31.3 | 15.5 | 18.2 | 23.9 | 25 | 21.2 | 38 | 28 | 39.1 | 38.5 | 59.7 | 21.7 | 31.6 | 26.7 | 25.7 |
In January 2023, the highest daytime temperature in Jamestown was 1.8°C.
While the minimum temperature at night dropped to -26.7°C.
The average nighttime and daytime temperatures during January in Jamestown are -12.6°C and -6.4°C respectively.
The precipitation sum in January is about 11 mm.