Average temperature in April is 17.6 °C
Average daytime temperature is 25.9 °C
Average night temperature is 10.2 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: 5.4 °C
Number of sunny days: 23
Number of rainy days: 7
Number of snow days:
Precipitation sum: 7 mm
* Weather data for Newcastle South Africa 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 | 24.3 | 26.4 | 27.3 | 20.6 | 22.1 | 22.8 | 26.5 | 29 | 28.5 | 25.7 | 21.8 | 25.3 | 27.5 | 27.7 | 20.8 | 25 | 26.1 | 26.1 | 25.8 | 27.4 | 26 | 26.7 | 26 | 27.6 | 26.5 | 27.7 | 29.5 | 29.4 | 28.9 | 23.4 |
| Apparent max temperature | 25.8 | 26.2 | 26.2 | 20.6 | 22.1 | 23.3 | 26.9 | 28 | 27.4 | 24.3 | 20.9 | 21.9 | 25 | 25 | 20.3 | 24.7 | 26.4 | 25.6 | 24.7 | 25 | 23.6 | 23.1 | 24.4 | 25.8 | 25.5 | 26.9 | 27.9 | 28 | 28.1 | 22.9 |
| Mean temperature | 17.1 | 18.2 | 19.9 | 15.6 | 15.8 | 16 | 17.3 | 19.5 | 19.8 | 18.7 | 14.2 | 14.8 | 18.7 | 18.9 | 14.8 | 16 | 17.3 | 17.1 | 16.6 | 17 | 16.3 | 16.8 | 18 | 17.4 | 19.1 | 18.7 | 20.1 | 19.5 | 19.9 | 17.9 |
| Apparent mean temperature | 8.7 | 10.9 | 12.7 | 10.2 | 9.6 | 9.4 | 7 | 9.5 | 12 | 12 | 2.4 | 4.2 | 8.9 | 11.6 | 7.8 | 4.8 | 5.4 | 5.8 | 5 | 4.4 | 7.1 | 6.2 | 7.3 | 6.6 | 10 | 10.9 | 11.2 | 12.3 | 11.5 | 14.7 |
| Minimum temperature | 9.4 | 11.2 | 14.2 | 11.1 | 10.8 | 10.8 | 8.1 | 10.2 | 12.2 | 14.1 | 5.4 | 6.3 | 10.5 | 13.5 | 9.2 | 6.3 | 7.8 | 7.2 | 6.6 | 7 | 9.2 | 8.8 | 9.7 | 8.1 | 12.6 | 13 | 13 | 12.8 | 12.4 | 14.4 |
| Apparent min temperature | 17.3 | 18.1 | 19 | 14.8 | 15.4 | 15.5 | 16.8 | 18.8 | 19.2 | 17.1 | 12.3 | 12.2 | 16.8 | 16.6 | 13.3 | 15 | 16 | 15.6 | 14.9 | 14.4 | 14.3 | 14.1 | 15.7 | 16 | 18 | 17.9 | 18.7 | 18.9 | 19 | 17.8 |
| 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) | 11.8 | 11.8 | 11.8 | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 |
| Sunshine duration (h) | 11 | 10.9 | 10.6 | 8.7 | 10.5 | 10.9 | 10.9 | 10.8 | 10.3 | 7.3 | 10.8 | 10.7 | 10.6 | 10.7 | 7.7 | 10.4 | 10.5 | 10.5 | 10.4 | 10.4 | 9.3 | 9.2 | 10.3 | 10.2 | 9 | 10 | 10.1 | 10.1 | 10.1 | 9.9 |
| Precipitation (mm) | 0 | 0 | 1.1 | 2.3 | 0 | 0 | 0 | 0 | 1.7 | 0 | 0 | 0 | 0 | 0.1 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.8 |
| Precipitation hours | 0 | 0 | 3 | 9 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
| Wind speed (m/s) | 6.6 | 9.4 | 22.5 | 14.1 | 7.8 | 7.1 | 10.1 | 11.6 | 20.1 | 17.6 | 9.1 | 17.1 | 18 | 18.8 | 11.3 | 11.4 | 9.9 | 10.5 | 7.2 | 17.3 | 17.8 | 25.5 | 10.3 | 9.1 | 12.6 | 15.5 | 17.2 | 8.5 | 18.2 | 18 |
In April 2023, the highest daytime temperature in Newcastle was 29.5°C.
While the minimum temperature at night dropped to 5.4°C.
The average nighttime and daytime temperatures during April in Newcastle are 10.2°C and 25.9°C respectively.
The precipitation sum in April is about 7 mm.