Average annual temperature is 28.3 °C
Absolute maximum temperature: 46.5 °C
Absolute minimum temperature: 9.3 °C
Number of sunny days: 336 days
Number of rainy days: 29 days
Look at detailed online map of As Sumaynī
* Weather data for As Sumaynī 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) | 29.2 | 32.9 | 33.5 | 37.1 | 42.5 | 44.8 | 45.0 | 46.5 | 43.9 | 42.0 | 35.4 | 29.4 |
| Average daytime temperature (°C) | 22.4 | 27.5 | 29.8 | 32.1 | 39.4 | 42.0 | 43.0 | 43.3 | 40.8 | 36.8 | 30.1 | 26.3 |
| Average temperature (°C) | 17.8 | 21.2 | 23.5 | 25.5 | 32.2 | 34.9 | 36.8 | 36.7 | 34.4 | 30.4 | 24.8 | 20.9 |
| Average night temperature (°C) | 13.6 | 15.5 | 17.4 | 19.3 | 25.3 | 28.0 | 30.7 | 30.8 | 28.8 | 24.6 | 20.0 | 15.7 |
| Absolute minimum temperature (°C) | 9.3 | 10.1 | 13.2 | 13.5 | 18.4 | 24.3 | 26.4 | 27.4 | 25.5 | 20.6 | 16.9 | 13.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.7 | 10.3 | 10.3 | 11.1 | 11.7 | 12.0 | 11.0 | 10.9 | 11.1 | 10.1 | 9.8 | 9.6 |
| Precipitation (mm) | 46 | 0 | 6 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 |
| Sunny days | 19 | 27 | 26 | 29 | 31 | 29 | 31 | 30 | 29 | 29 | 25 | 31 |
| Rainy days | 12 | 1 | 5 | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in As Sumaynī is at