Average temperature in July is 10.6 °C
Average daytime temperature is 19.6 °C
Average night temperature is 3.7 °C
Absolute maximum temperature: 26.3 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 26
Number of rainy days: 5
Number of snow days:
Precipitation sum: 10 mm
* Weather data for Newcastle South Africa is based on climate observations for 2023 year
| July (°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 | 19.4 | 22.6 | 22.2 | 21.8 | 20.3 | 21.5 | 22.3 | 22.4 | 19 | 7.8 | 13.7 | 15.8 | 17 | 16.6 | 16.6 | 21.7 | 24.2 | 24.1 | 23.9 | 8.5 | 9.7 | 19.7 | 23.5 | 19.5 | 21.2 | 23 | 23.9 | 25.2 | 26.3 | 16.1 | 18.1 |
| Apparent max temperature | 16.9 | 20.2 | 19 | 18.5 | 17.4 | 17.3 | 17.9 | 17.5 | 15.3 | 2.8 | 9.5 | 13.7 | 14.4 | 13.7 | 12.5 | 18.1 | 21.1 | 19.3 | 19.7 | 5.9 | 7.9 | 15.8 | 20 | 16.8 | 18.2 | 20.3 | 19.9 | 21.6 | 21 | 10 | 14.1 |
| Mean temperature | 8.7 | 10.6 | 10.9 | 10.6 | 9.6 | 11.2 | 12.9 | 12 | 10.4 | 5.7 | 6.8 | 8.5 | 7.8 | 8.7 | 8.1 | 10.2 | 10.9 | 12 | 12.8 | 7 | 6.8 | 11.7 | 13.4 | 12.3 | 12.4 | 13.5 | 14.4 | 15 | 17.2 | 9.2 | 8.8 |
| Apparent mean temperature | -3.3 | -2.4 | 0.4 | -1.2 | -0.8 | 2.1 | 2.6 | 1.1 | 0.5 | -0.7 | -4 | -2.8 | -3.3 | 0.5 | -1.8 | -1.7 | -1 | -1.1 | 0.4 | 3.4 | 3.3 | 4 | 1.9 | 3.2 | 4 | 4.9 | 5.2 | 4.9 | 6.2 | -2.4 | -4.2 |
| Minimum temperature | -0.4 | 1 | 3.2 | 2.1 | 2.4 | 4.4 | 5.9 | 4.7 | 3.8 | 3.1 | -0.7 | 0.1 | -0.7 | 3.2 | 1.5 | 1.6 | 1.7 | 2.6 | 3.9 | 5.7 | 5.4 | 6.7 | 5 | 5.9 | 5.9 | 7.1 | 8.2 | 7.5 | 9.2 | 1.8 | 0 |
| Apparent min temperature | 6 | 7.5 | 8.2 | 7.5 | 7.2 | 8.2 | 9.3 | 8.2 | 6.7 | 1.7 | 3.9 | 6.3 | 5 | 6 | 4.6 | 7.2 | 8.1 | 8.3 | 9.5 | 4.4 | 4.9 | 8.5 | 11 | 9.7 | 10.4 | 11.1 | 11.3 | 12 | 13.4 | 4.4 | 4.6 |
| July | 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) | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.8 | 10.8 | 10.8 |
| Sunshine duration (h) | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 3.5 | 9 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 0 | 3.1 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 9.9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.9 | 2.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 2.6 | 1.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 9 | 11.2 | 12 | 8.8 | 11.5 | 15.5 | 20.3 | 17.3 | 15.9 | 21.7 | 16.7 | 6.6 | 10.7 | 11.3 | 20.9 | 10.6 | 7.9 | 18.2 | 22 | 11.3 | 7.6 | 21.7 | 15.4 | 17.7 | 8.7 | 15.9 | 19.4 | 16.9 | 26.7 | 27.5 | 17 |
In July 2023, the highest daytime temperature in Newcastle was 26.3°C.
While the minimum temperature at night dropped to -0.7°C.
The average nighttime and daytime temperatures during July in Newcastle are 3.7°C and 19.6°C respectively.
The precipitation sum in July is about 10 mm.