Average annual temperature is 28.2 °C
Absolute maximum temperature: 46.8 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 320 days
Number of rainy days: 45 days
Look at detailed online map of Hiyāl
* Weather data for Hiyāl Oman is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.4 | 35.7 | 36.1 | 38.5 | 42.8 | 46.8 | 46.0 | 45.6 | 43.4 | 43.4 | 33.3 | 30.3 |
| Average daytime temperature (°C) | 24.8 | 31.3 | 31.7 | 33.8 | 39.8 | 42.8 | 40.8 | 40.1 | 39.5 | 36.3 | 30.6 | 27.7 |
| Average temperature (°C) | 19.3 | 24.2 | 25.6 | 27.7 | 33.4 | 35.1 | 33.3 | 32.4 | 31.2 | 29.8 | 24.8 | 21.9 |
| Average night temperature (°C) | 14.1 | 17.1 | 19.5 | 22.2 | 26.9 | 28.3 | 27.1 | 25.2 | 24.2 | 23.9 | 19.1 | 16.0 |
| Absolute minimum temperature (°C) | 11.8 | 11.2 | 16.2 | 19.0 | 22.2 | 22.9 | 22.6 | 21.9 | 21.8 | 18.3 | 17.2 | 12.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 10.6 | 10.3 | 10.7 | 11.8 | 11.7 | 10.4 | 11.1 | 11.1 | 10.3 | 9.9 | 9.9 |
| Precipitation (mm) | 15 | 0 | 37 | 90 | 0 | 0 | 1 | 0 | 0 | 25 | 3 | 0 |
| Sunny days | 26 | 28 | 24 | 16 | 30 | 29 | 29 | 28 | 28 | 26 | 25 | 31 |
| Rainy days | 5 | 0 | 7 | 14 | 1 | 1 | 2 | 3 | 2 | 5 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hiyāl is at