Average temperature in January is 8.3 °C
Average daytime temperature is 12.8 °C
Average night temperature is 4.9 °C
Absolute maximum temperature: 21.3 °C
Absolute minimum temperature: -3.3 °C
Number of sunny days: 24
Number of rainy days: 7
Number of snow days:
Precipitation sum: 80 mm
* Weather data for Nichinan Japan 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 | 13.4 | 14 | 10.7 | 12.4 | 12.3 | 13.5 | 13 | 12.9 | 16.6 | 12.3 | 14.8 | 17.6 | 19.2 | 21.3 | 16.7 | 12.5 | 12.9 | 12.8 | 12.4 | 14.3 | 11.8 | 12.3 | 12.9 | 7.9 | 5.3 | 11.2 | 9.1 | 6.6 | 9.5 | 11.6 | 13.1 |
| Apparent max temperature | 10.9 | 11.6 | 7.3 | 9 | 9.4 | 11.8 | 8.4 | 10.2 | 13 | 7.9 | 13.6 | 16 | 17.4 | 23.1 | 15.6 | 9.3 | 11.2 | 10.1 | 9.1 | 11 | 9.3 | 9.2 | 8.5 | 3.9 | 1.7 | 8.7 | 6.2 | 1.8 | 5 | 8.5 | 10 |
| Mean temperature | 8.5 | 8.7 | 6.7 | 7.1 | 7.9 | 9.1 | 7.1 | 7.7 | 11 | 9.7 | 11 | 15.6 | 17 | 17 | 12.8 | 8.9 | 8.8 | 7.3 | 7.1 | 7.8 | 7.8 | 10 | 9.6 | 0.7 | 1.5 | 7.9 | 2.8 | 2.3 | 4.8 | 6.1 | 7.3 |
| Apparent mean temperature | 1.5 | 0.6 | -0.9 | -0.1 | 1.5 | 3.4 | -0.2 | 1.2 | 4.9 | 3.8 | 6.2 | 11.8 | 14.3 | 12.7 | 6.3 | 3.3 | 2.2 | 0.1 | 1.2 | -0.4 | 2.1 | 3.3 | 2.8 | -8 | -6.1 | 1.3 | -6.5 | -4.4 | -2.1 | -1.7 | 1 |
| Minimum temperature | 4.8 | 4.6 | 4.1 | 3.6 | 5.1 | 6.2 | 3.2 | 3.5 | 7.2 | 6.5 | 8.3 | 12.5 | 15.4 | 14 | 8.5 | 6.4 | 5.4 | 4 | 3.7 | 3.5 | 5.3 | 8.3 | 6.2 | -3.3 | -1.3 | 4.4 | -2.9 | -0.3 | 0.8 | 2.1 | 3.6 |
| Apparent min temperature | 5.2 | 5.1 | 2.5 | 2.9 | 4.4 | 6.7 | 3.6 | 5 | 8.3 | 6.1 | 9.4 | 14.2 | 16.1 | 17.5 | 11.8 | 5.7 | 6 | 3.7 | 4.4 | 4.5 | 4.9 | 6.5 | 6.3 | -4.9 | -2.7 | 5.5 | -0.9 | -2 | 1.7 | 2.5 | 4.4 |
| 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) | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 | 10.6 | 10.6 | 10.7 |
| Sunshine duration (h) | 8.9 | 9.1 | 6.9 | 9.1 | 9 | 5.8 | 9.2 | 9.2 | 9.1 | 9.1 | 9.1 | 8 | 2.7 | 1.6 | 2.6 | 9 | 5.1 | 7.2 | 8.3 | 9.2 | 9 | 5 | 5.5 | 7.8 | 9.2 | 8 | 6.5 | 9.6 | 9.6 | 9.7 | 9.3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 37.4 | 11.3 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 14.5 | 1.3 | 0 | 0 | 6.1 | 0.2 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 10 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 8 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 15.6 | 18 | 17.8 | 15.8 | 16.4 | 15.2 | 21.3 | 9.7 | 22.8 | 25.4 | 8.7 | 13.5 | 21.6 | 21.3 | 16.2 | 14.3 | 14.3 | 15.9 | 13.6 | 17.1 | 16.7 | 32.8 | 28.5 | 27.5 | 14.4 | 15.6 | 19.6 | 17.6 | 16.9 | 15.9 | 15.5 |
In January 2023, the highest daytime temperature in Nichinan was 21.3°C.
While the minimum temperature at night dropped to -3.3°C.
The average nighttime and daytime temperatures during January in Nichinan are 4.9°C and 12.8°C respectively.
The precipitation sum in January is about 80 mm.