Average temperature in January is 6.7 °C
Average daytime temperature is 9.2 °C
Average night temperature is 4.6 °C
Absolute maximum temperature: 17.6 °C
Absolute minimum temperature: -3 °C
Number of sunny days: 13
Number of rainy days: 16
Number of snow days: 2
Precipitation sum: 116 mm
* Weather data for Saikai 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 | 9.1 | 9.4 | 7.6 | 7.4 | 9.9 | 10 | 8.5 | 10.5 | 15 | 12 | 13.6 | 14.2 | 16.9 | 17.6 | 13.6 | 7.4 | 8.2 | 7 | 8.2 | 10.1 | 7.7 | 5.5 | 10.6 | 1.6 | 5 | 4.7 | 4.1 | 4.3 | 7.3 | 7 | 11.7 |
| Apparent max temperature | 4.7 | 5.2 | 2 | 3.6 | 5.4 | 6.4 | 3.3 | 7.4 | 12.8 | 8.5 | 11.9 | 13.1 | 16.6 | 18.1 | 11.1 | 4.3 | 5.5 | 2.5 | 4.1 | 4.7 | 3.6 | 2.1 | 5.7 | -7.4 | 1.2 | 1.9 | -2.2 | -0.9 | 2.3 | 1.4 | 7.8 |
| Mean temperature | 7.7 | 6.5 | 5.9 | 5.7 | 8.3 | 8.3 | 7.6 | 7 | 10.7 | 7 | 9.5 | 12.3 | 15.4 | 13.3 | 9.1 | 6.2 | 6.2 | 6.2 | 7.7 | 5.9 | 4.6 | 4.2 | 7.3 | -1.8 | 0.9 | 3.7 | 2 | 2.3 | 5.8 | 4.1 | 8.4 |
| Apparent mean temperature | 2.6 | 0 | 0 | 0.6 | 3.6 | 0.2 | 0.8 | 0.5 | 2.9 | -0.1 | 4 | 7 | 10.9 | 8.9 | -0.6 | 0.3 | 0.2 | 0.5 | 2.7 | -1.1 | -1.9 | -1.2 | -6.9 | -12.3 | -7.9 | -2.1 | -7 | -6.3 | -1.7 | -2 | 0.4 |
| Minimum temperature | 6.6 | 4.6 | 4.6 | 3.5 | 6.8 | 7.3 | 6.1 | 3.8 | 6.4 | 3.1 | 6.5 | 9.1 | 13.4 | 10.9 | 4.8 | 4.7 | 5.1 | 5.4 | 6.4 | 3.3 | 2.2 | 3.2 | 1.7 | -3 | -1.7 | 2.4 | 0 | 0.8 | 4.7 | 1.5 | 4.5 |
| Apparent min temperature | 3.6 | 2.3 | 1 | 2 | 4.5 | 4.7 | 2.4 | 4.2 | 7.5 | 3.8 | 7.4 | 10 | 14.1 | 11.9 | 5.1 | 2.1 | 2.1 | 1.5 | 3.6 | 0.8 | 0.7 | 0.5 | 2.5 | -10.8 | -3.5 | 0.3 | -5.6 | -3.8 | 0.8 | -0.4 | 5.3 |
| 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 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 |
| Sunshine duration (h) | 9 | 9 | 9 | 9 | 8.2 | 4 | 7.2 | 9 | 9 | 9 | 9 | 1.2 | 0 | 5.4 | 0.2 | 5.5 | 0.8 | 3.3 | 1.6 | 6.6 | 9.1 | 0 | 8.9 | 8 | 7.8 | 3.4 | 5.6 | 5.4 | 5.1 | 9.4 | 9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 2.6 | 0 | 0 | 0 | 0 | 3.9 | 6.4 | 65.6 | 0.1 | 1.8 | 0.3 | 1.4 | 0 | 0.2 | 0.2 | 0 | 18.4 | 0.1 | 4.8 | 0.1 | 6.9 | 0.9 | 0.1 | 2.2 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 4 | 13 | 24 | 1 | 11 | 2 | 6 | 0 | 2 | 1 | 0 | 20 | 1 | 17 | 1 | 14 | 5 | 1 | 6 | 0 | 0 |
| Wind speed (m/s) | 20.7 | 18.9 | 19.9 | 19.8 | 16.5 | 34.3 | 34.7 | 11.5 | 20.3 | 16.6 | 12.6 | 29 | 35.8 | 18.4 | 27 | 25.1 | 19.2 | 20.5 | 16.9 | 27.9 | 14.5 | 19.5 | 40.9 | 51.4 | 20.9 | 22.6 | 40 | 30.2 | 28.3 | 24.8 | 18.5 |
In January 2023, the highest daytime temperature in Saikai was 17.6°C.
While the minimum temperature at night dropped to -3°C.
The average nighttime and daytime temperatures during January in Saikai are 4.6°C and 9.2°C respectively.
The precipitation sum in January is about 116 mm.