Average annual temperature is 18.4 °C
Absolute maximum temperature: 43.3 °C
Absolute minimum temperature: -0.5 °C
Number of sunny days: 304 days
Number of rainy days: 61 days
Look at detailed online map of ‘Ulayyān
* Weather data for ‘Ulayyān Jordan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.4 | 23.3 | 29.0 | 32.1 | 35.0 | 36.2 | 39.5 | 43.3 | 38.1 | 32.3 | 28.9 | 26.2 |
| Average daytime temperature (°C) | 15.0 | 13.7 | 19.0 | 23.3 | 28.0 | 30.9 | 34.8 | 34.9 | 32.4 | 27.2 | 22.9 | 18.3 |
| Average temperature (°C) | 8.8 | 7.9 | 12.8 | 16.4 | 21.1 | 23.9 | 27.5 | 27.5 | 25.1 | 20.6 | 16.3 | 12.1 |
| Average night temperature (°C) | 3.9 | 2.9 | 7.1 | 9.3 | 13.6 | 16.3 | 19.8 | 20.3 | 17.8 | 14.9 | 10.8 | 7.4 |
| Absolute minimum temperature (°C) | 0.5 | -0.5 | 3.3 | 3.7 | 7.0 | 13.5 | 16.1 | 17.8 | 15.0 | 11.1 | 6.9 | 4.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.1 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.5 | 8.8 | 9.2 | 10.9 | 12.4 | 12.5 | 12.9 | 12.3 | 11.2 | 9.4 | 9.0 | 8.6 |
| Precipitation (mm) | 14 | 54 | 32 | 18 | 2 | 0 | 0 | 0 | 0 | 9 | 14 | 24 |
| Sunny days | 23 | 17 | 21 | 23 | 27 | 29 | 31 | 31 | 29 | 24 | 23 | 26 |
| Rainy days | 8 | 11 | 10 | 7 | 4 | 1 | 0 | 0 | 1 | 7 | 7 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in ‘Ulayyān is at