Average temperature in January is 10.4 °C
Average daytime temperature is 15.8 °C
Average night temperature is 6.2 °C
Absolute maximum temperature: 25.7 °C
Absolute minimum temperature: -3.7 °C
Number of sunny days: 22
Number of rainy days: 9
Number of snow days:
Precipitation sum: 74 mm
* Weather data for Richardson 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 | 22 | 20.9 | 20.4 | 12.9 | 14.1 | 19.1 | 18.8 | 14.3 | 18 | 24.1 | 25.7 | 22.6 | 12.3 | 14.4 | 20.5 | 22.8 | 22.1 | 21 | 16.3 | 13.9 | 13.1 | 10.8 | 10 | 8.9 | 8.6 | 11.1 | 15 | 17.3 | 17.2 | 2.1 | -1.5 |
| Apparent max temperature | 20.1 | 21.2 | 21.1 | 9.7 | 10.8 | 16 | 16.6 | 11.7 | 14.2 | 21.5 | 23.6 | 20.3 | 8.5 | 9 | 16.4 | 19.3 | 20.1 | 18.2 | 11.6 | 9.8 | 10.8 | 6.9 | 6.4 | 5 | 3.3 | 6.6 | 9.8 | 14.8 | 14.9 | -1.9 | -7.2 |
| Mean temperature | 17 | 18.7 | 16.3 | 8.5 | 7.6 | 10.8 | 15 | 9.4 | 10.1 | 15.1 | 18.5 | 13.5 | 6.8 | 7.5 | 13.3 | 18.3 | 15.6 | 17.9 | 11.5 | 8.4 | 9.7 | 7.3 | 4.9 | 6.7 | 4.3 | 4 | 6.3 | 10.7 | 11.4 | -1.2 | -2.6 |
| Apparent mean temperature | 10.4 | 15.6 | 8.1 | 0.4 | -0.8 | 2.1 | 8.3 | 0.6 | 1.4 | 7.6 | 9.1 | 1 | -3.1 | -1.9 | 4.6 | 13.3 | 7.4 | 13.2 | 0.5 | 1.1 | 3.5 | -0.6 | -3.1 | -0.9 | -3.9 | -4.5 | -3 | 1.2 | 0.7 | -9.6 | -9.6 |
| Minimum temperature | 13.3 | 17.2 | 11.5 | 4 | 3 | 5.9 | 11.2 | 4.5 | 4.6 | 10 | 13.3 | 6.9 | 0.9 | 2 | 9.5 | 15.8 | 10.4 | 16 | 6 | 4.1 | 7.2 | 3.5 | 0.4 | 4.9 | 1.8 | -1 | 1 | 6.5 | 5.7 | -3.7 | -3.6 |
| Apparent min temperature | 14.5 | 18.4 | 13.5 | 5.5 | 4.4 | 7.3 | 12.7 | 6 | 7 | 12.6 | 15.5 | 7.5 | 2.7 | 3.6 | 8.4 | 15.6 | 13.1 | 15.5 | 6.4 | 5 | 6.3 | 2.7 | 1.3 | 2.1 | -0.6 | 0.3 | 2.1 | 6.5 | 8.4 | -6.5 | -8.2 |
| 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) | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 |
| Sunshine duration (h) | 8.5 | 1.4 | 9 | 9 | 9 | 9 | 9 | 9 | 9.1 | 9.1 | 9 | 9 | 9.1 | 9.1 | 8.9 | 5.9 | 9.2 | 7 | 9.3 | 5.3 | 4 | 8.7 | 9.4 | 0.4 | 4.4 | 9.2 | 9.5 | 2 | 2.1 | 0.5 | 0 |
| Precipitation (mm) | 0 | 29.7 | 2.2 | 0 | 0 | 0 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.8 | 0 | 0 | 2.1 | 0 | 0 | 16.8 | 5.4 | 0 | 0 | 0 | 0 | 1.5 | 13.4 |
| Precipitation hours | 0 | 13 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 3 | 0 | 0 | 9 | 5 | 0 | 0 | 0 | 0 | 8 | 15 |
| Wind speed (m/s) | 23.1 | 35.3 | 20.9 | 13.6 | 12.7 | 28.1 | 23.8 | 20 | 22 | 23.3 | 26.6 | 35.1 | 16.2 | 23.7 | 40.4 | 33.5 | 13.5 | 26.4 | 24.5 | 16.1 | 17.9 | 27.1 | 15.8 | 32.1 | 26 | 16.7 | 25.7 | 26.5 | 26.1 | 20.2 | 21.6 |
In January 2023, the highest daytime temperature in Richardson was 25.7°C.
While the minimum temperature at night dropped to -3.7°C.
The average nighttime and daytime temperatures during January in Richardson are 6.2°C and 15.8°C respectively.
The precipitation sum in January is about 74 mm.