Average annual temperature is 21.0 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 7.4 °C
Number of sunny days: 203 days
Number of rainy days: 162 days
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* Weather data for Macnab Swaziland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.1 | 31.5 | 32.0 | 32.8 | 29.6 | 31.2 | 29.1 | 33.0 | 38.1 | 36.3 | 37.3 | 33.1 |
| Average daytime temperature (°C) | 30.5 | 27.4 | 27.9 | 27.7 | 24.1 | 24.3 | 22.3 | 24.4 | 29.2 | 26.5 | 29.0 | 27.7 |
| Average temperature (°C) | 24.6 | 23.1 | 22.9 | 21.7 | 18.9 | 17.9 | 16.1 | 18.0 | 21.7 | 20.7 | 23.3 | 22.9 |
| Average night temperature (°C) | 19.4 | 20.1 | 18.7 | 16.5 | 14.7 | 12.4 | 10.7 | 12.2 | 15.4 | 15.9 | 18.1 | 18.9 |
| Absolute minimum temperature (°C) | 15.3 | 16.2 | 14.0 | 13.3 | 8.4 | 9.8 | 7.4 | 8.0 | 10.6 | 11.4 | 12.3 | 15.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.9 | 8.6 | 10.4 | 10.1 | 8.6 | 9.6 | 8.8 | 8.9 | 9.0 | 6.9 | 9.6 | 8.2 |
| Precipitation (mm) | 87 | 294 | 47 | 9 | 44 | 8 | 21 | 2 | 18 | 78 | 41 | 150 |
| Sunny days | 20 | 1 | 12 | 21 | 20 | 25 | 23 | 27 | 23 | 12 | 13 | 6 |
| Rainy days | 11 | 27 | 19 | 9 | 11 | 5 | 8 | 4 | 7 | 19 | 17 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Macnab is at