Average annual temperature is 28.3 °C
Absolute maximum temperature: 47.6 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 327 days
Number of rainy days: 38 days
Look at detailed online map of Ar Rumayl
* Weather data for Ar Rumayl 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) | 29.9 | 35.8 | 36.5 | 39.1 | 43.1 | 47.6 | 44.9 | 44.4 | 41.0 | 43.1 | 33.1 | 30.4 |
| Average daytime temperature (°C) | 25.2 | 31.9 | 32.3 | 34.4 | 40.1 | 42.9 | 40.5 | 40.0 | 38.9 | 36.4 | 30.9 | 28.1 |
| Average temperature (°C) | 19.5 | 24.2 | 25.9 | 28.0 | 33.4 | 35.0 | 32.9 | 32.1 | 31.1 | 30.1 | 25.3 | 22.2 |
| Average night temperature (°C) | 13.9 | 16.5 | 19.7 | 22.3 | 26.6 | 28.1 | 26.7 | 25.3 | 24.3 | 24.2 | 19.6 | 16.4 |
| Absolute minimum temperature (°C) | 11.2 | 12.0 | 16.3 | 18.0 | 21.0 | 23.6 | 22.7 | 22.3 | 21.9 | 18.6 | 17.7 | 14.2 |
| 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) | 9.5 | 10.5 | 10.3 | 10.6 | 11.8 | 11.6 | 10.3 | 10.9 | 10.9 | 10.4 | 10.0 | 9.9 |
| Precipitation (mm) | 14 | 0 | 30 | 79 | 0 | 0 | 10 | 0 | 0 | 3 | 1 | 0 |
| Sunny days | 25 | 28 | 25 | 16 | 30 | 29 | 30 | 29 | 30 | 28 | 26 | 31 |
| Rainy days | 6 | 0 | 6 | 14 | 1 | 1 | 1 | 2 | 0 | 3 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ar Rumayl is at