Average annual temperature is 17.2 °C
Absolute maximum temperature: 28.8 °C
Absolute minimum temperature: 5.3 °C
Number of sunny days: 113 days
Number of rainy days: 252 days
Look at detailed online map of Z̧almah al ‘Ulyā
* Weather data for Z̧almah al ‘Ulyā Yemen is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.0 | 26.1 | 25.8 | 25.4 | 25.7 | 28.8 | 28.3 | 26.2 | 27.8 | 28.7 | 22.6 | 23.2 |
| Average daytime temperature (°C) | 20.7 | 23.2 | 21.5 | 22.9 | 22.8 | 24.9 | 25.3 | 24.2 | 25.5 | 24.8 | 21.5 | 21.0 |
| Average temperature (°C) | 14.0 | 15.8 | 15.9 | 17.2 | 17.8 | 19.3 | 20.6 | 19.5 | 18.9 | 17.4 | 15.2 | 14.3 |
| Average night temperature (°C) | 7.9 | 9.1 | 11.1 | 12.3 | 13.4 | 14.6 | 16.6 | 15.4 | 14.3 | 11.8 | 9.8 | 8.2 |
| Absolute minimum temperature (°C) | 6.4 | 5.6 | 9.8 | 10.5 | 11.6 | 12.8 | 14.4 | 13.3 | 12.2 | 10.1 | 7.0 | 5.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.8 | 10.1 | 11.0 | 10.2 | 11.4 | 10.8 | 10.8 | 10.7 | 10.6 | 10.4 | 10.3 |
| Precipitation (mm) | 19 | 21 | 135 | 98 | 218 | 51 | 42 | 97 | 93 | 100 | 56 | 13 |
| Sunny days | 17 | 17 | 8 | 6 | 2 | 13 | 10 | 3 | 4 | 5 | 9 | 19 |
| Rainy days | 14 | 11 | 23 | 24 | 29 | 17 | 21 | 28 | 26 | 26 | 21 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Z̧almah al ‘Ulyā is at