Average temperature in April is 15.4 °C
Average daytime temperature is 20.9 °C
Average night temperature is 10.5 °C
Absolute maximum temperature: 26.8 °C
Absolute minimum temperature: 3.4 °C
Number of sunny days: 15
Number of rainy days: 15
Number of snow days:
Precipitation sum: 95 mm
* Weather data for Saitama 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 | 20.9 | 17.4 | 18.1 | 19.7 | 21.9 | 21.6 | 22.7 | 18.1 | 16.4 | 20 | 24.3 | 24.2 | 20.8 | 23.4 | 15.1 | 21.7 | 18.4 | 19.3 | 25.2 | 23.7 | 26.8 | 18.7 | 19.3 | 17.4 | 20 | 20.3 | 22.6 | 23.1 | 23.4 | 22.2 |
| Apparent max temperature | 20.4 | 15.1 | 15.5 | 18.2 | 18.8 | 18.1 | 16.8 | 17.2 | 12.8 | 16.7 | 23.4 | 19.2 | 18.6 | 20.9 | 14.8 | 23.6 | 14.2 | 17.7 | 26.2 | 24.4 | 28 | 15.5 | 16.3 | 14.4 | 16.9 | 19.8 | 22.1 | 22.3 | 21 | 23.8 |
| Mean temperature | 15 | 12.4 | 11.1 | 12.9 | 17.1 | 18.7 | 17.9 | 11.3 | 9.9 | 13 | 18.6 | 16.2 | 15.1 | 17.8 | 13.6 | 15.9 | 12.1 | 13.6 | 17.8 | 18.8 | 19.3 | 13.4 | 14.2 | 12.6 | 16.3 | 15.5 | 16.2 | 17.2 | 19.9 | 17.6 |
| Apparent mean temperature | 9.1 | 4.8 | 3 | 4.5 | 10.7 | 12.9 | 11.4 | 0 | -0.1 | 5 | 11.1 | 4.6 | 6.7 | 12.7 | 11.2 | 7 | 3.5 | 7.2 | 11.1 | 13.8 | 5.3 | 4.7 | 4.2 | 2.5 | 10.9 | 5.8 | 8.2 | 11.1 | 14 | 11.6 |
| Minimum temperature | 11.5 | 8.3 | 5.1 | 6.7 | 14.1 | 17.2 | 14.3 | 4.4 | 3.4 | 6.6 | 16 | 8 | 8.6 | 14.1 | 12.1 | 11.7 | 5.9 | 8.4 | 11.8 | 13.5 | 11.6 | 8.8 | 9.9 | 6.6 | 13.7 | 10.9 | 10 | 12.5 | 17.1 | 13.4 |
| Apparent min temperature | 13.1 | 9 | 8.3 | 11 | 13.1 | 14.7 | 14.2 | 7.3 | 6.2 | 10.8 | 14.7 | 13 | 12.1 | 15.9 | 12.9 | 14.1 | 8.2 | 12.4 | 17.7 | 18.9 | 17.3 | 9.1 | 9.4 | 8.2 | 13.7 | 11.9 | 13.9 | 15.7 | 16.7 | 17.9 |
| 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 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 13 | 13 | 13.1 | 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) | 9.4 | 9.4 | 11.7 | 10.6 | 8 | 6.9 | 3.7 | 6.3 | 11.8 | 11.8 | 10.6 | 9.1 | 11.9 | 8.4 | 0 | 11.3 | 12 | 7.2 | 11.5 | 11.9 | 9 | 7.5 | 11.6 | 5.9 | 4.3 | 2.6 | 12.6 | 12.5 | 9 | 2 |
| Precipitation (mm) | 2.5 | 0.3 | 0 | 0 | 0 | 0.1 | 9.3 | 7.2 | 0 | 0 | 0 | 1.4 | 0 | 2.9 | 36.7 | 1.8 | 0 | 0.5 | 0 | 0 | 0.3 | 0 | 0 | 0 | 8.9 | 8.3 | 0 | 0 | 9.1 | 6.2 |
| Precipitation hours | 6 | 3 | 0 | 0 | 0 | 1 | 10 | 10 | 0 | 0 | 0 | 2 | 0 | 4 | 18 | 5 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 12 | 0 | 0 | 7 | 9 |
| Wind speed (m/s) | 17.3 | 24.7 | 26.3 | 15.5 | 34.2 | 43.9 | 49.6 | 32 | 21.2 | 29.4 | 42 | 44.8 | 26.7 | 27 | 19.5 | 31.1 | 33.8 | 14.1 | 17.8 | 24.5 | 30.6 | 26.8 | 28.5 | 19.5 | 25.2 | 38.5 | 28.2 | 28.4 | 45 | 21 |
In April 2023, the highest daytime temperature in Saitama was 26.8°C.
While the minimum temperature at night dropped to 3.4°C.
The average nighttime and daytime temperatures during April in Saitama are 10.5°C and 20.9°C respectively.
The precipitation sum in April is about 95 mm.