Average temperature in April is 15.6 °C
Average daytime temperature is 19.6 °C
Average night temperature is 12.4 °C
Absolute maximum temperature: 24.5 °C
Absolute minimum temperature: 5.3 °C
Number of sunny days: 12
Number of rainy days: 18
Number of snow days:
Precipitation sum: 121 mm
* Weather data for Ōamishirasato Japan is based on climate observations for 2023 year
| April (°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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 18.8 | 17 | 14.6 | 17.5 | 20.3 | 20.1 | 21.8 | 21.9 | 15.6 | 20 | 22.9 | 21.7 | 18.8 | 21.9 | 18.2 | 23.3 | 17.5 | 18.8 | 22.6 | 23.1 | 24.5 | 13.8 | 14.7 | 14.4 | 17.6 | 19.4 | 19 | 22.9 | 22 | 23.1 |
| Apparent max temperature | 18.3 | 14.1 | 10.2 | 17.1 | 18.9 | 17.7 | 18.5 | 22.8 | 12.8 | 17.7 | 22.6 | 19.1 | 16.5 | 20.5 | 17.9 | 23.7 | 16.6 | 18.6 | 25.9 | 24.6 | 27.2 | 11.7 | 13 | 12.6 | 15.6 | 19.4 | 19.6 | 22.7 | 20.8 | 22.1 |
| Mean temperature | 14.7 | 12.5 | 10.5 | 12.4 | 16.7 | 18.1 | 18.2 | 12.1 | 10.9 | 16.3 | 18.5 | 16.4 | 15.3 | 18 | 15 | 16.6 | 13 | 16 | 17.6 | 19.5 | 18.4 | 12.5 | 12 | 12.1 | 15.9 | 15.9 | 15.9 | 18.1 | 19.7 | 18.2 |
| Apparent mean temperature | 9.1 | 6 | 3.2 | 7.1 | 11.6 | 14.3 | 14.2 | 1.4 | 2.8 | 11.4 | 13.5 | 7.8 | 10.5 | 14.4 | 12.8 | 9.5 | 6.7 | 12 | 14.1 | 15.7 | 8.6 | 7 | 5.8 | 7.3 | 12.3 | 7.6 | 12.1 | 12.9 | 16.5 | 13.7 |
| Minimum temperature | 11.4 | 9 | 6.3 | 9.1 | 14.6 | 17 | 14.8 | 6.3 | 5.3 | 14.3 | 16.2 | 10.7 | 13.6 | 15.6 | 13.2 | 10.9 | 9.8 | 13.4 | 14.2 | 16.4 | 12.2 | 9.9 | 9.9 | 10.4 | 14.6 | 11.3 | 14 | 14.5 | 18.1 | 15.7 |
| Apparent min temperature | 12.7 | 9.2 | 7.1 | 10.6 | 14.2 | 15.5 | 16 | 8.9 | 8.2 | 13.5 | 16.1 | 14.3 | 12.9 | 16.7 | 14.6 | 16 | 11 | 14.6 | 18.1 | 19.7 | 18 | 9.5 | 9 | 9.3 | 13.6 | 14.5 | 14.4 | 16.8 | 18.2 | 17.6 |
| April | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 12.6 | 12.6 | 12.6 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 13 | 13 | 13 | 13.1 | 13.1 | 13.2 | 13.2 | 13.2 | 13.3 | 13.3 | 13.3 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 |
| Sunshine duration (h) | 11.4 | 11.1 | 11.6 | 11.6 | 10 | 7.7 | 6.3 | 10.1 | 11.8 | 11.8 | 10.7 | 9.6 | 11.9 | 9 | 0 | 10.9 | 12 | 8.6 | 9.4 | 11.2 | 9 | 2.2 | 8.3 | 8.1 | 7.1 | 2.7 | 12.5 | 12.6 | 9.2 | 1 |
| Precipitation (mm) | 0.8 | 1.2 | 0.1 | 0 | 0 | 1.7 | 6.8 | 10.4 | 0 | 0 | 0.1 | 0.9 | 0 | 1.7 | 57.7 | 4.1 | 0.7 | 1.3 | 0 | 0 | 0.5 | 0 | 0 | 0 | 5.6 | 15.2 | 0 | 0 | 6.5 | 5.7 |
| Precipitation hours | 2 | 8 | 1 | 0 | 0 | 2 | 10 | 9 | 0 | 0 | 1 | 5 | 0 | 5 | 20 | 9 | 2 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 7 | 15 | 0 | 0 | 7 | 6 |
| Wind speed (m/s) | 21.7 | 24.5 | 23.7 | 17.6 | 20.9 | 29 | 34.7 | 24.3 | 22.4 | 22.9 | 27.4 | 30.3 | 20.8 | 20.1 | 23.1 | 19.5 | 15.4 | 19.4 | 17.7 | 20.9 | 18 | 16.6 | 17.7 | 16.7 | 23.3 | 33.8 | 19.8 | 21.9 | 32.2 | 31.9 |
In April 2023, the highest daytime temperature in Ōamishirasato was 24.5°C.
While the minimum temperature at night dropped to 5.3°C.
The average nighttime and daytime temperatures during April in Ōamishirasato are 12.4°C and 19.6°C respectively.
The precipitation sum in April is about 121 mm.