Average annual temperature is 18.5 °C
Absolute maximum temperature: 42.7 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 282 days
Number of rainy days: 82 days
Number of snow days: 1 day
Look at detailed online map of Chashmah-ye Mastī
* Weather data for Chashmah-ye Mastī Afghanistan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.4 | 20.3 | 24.6 | 29.9 | 33.7 | 42.7 | 40.2 | 38.6 | 35.5 | 31.2 | 22.1 | 18.6 |
| Average daytime temperature (°C) | 8.4 | 14.8 | 18.7 | 22.4 | 27.8 | 34.5 | 33.2 | 34.6 | 30.6 | 23.8 | 19.7 | 15.7 |
| Average temperature (°C) | 3.6 | 9.8 | 14.0 | 17.5 | 22.3 | 28.5 | 27.4 | 28.2 | 25.4 | 19.1 | 14.9 | 10.8 |
| Average night temperature (°C) | -0.9 | 4.4 | 8.9 | 11.8 | 15.7 | 21.8 | 21.7 | 22.2 | 20.2 | 13.7 | 9.5 | 5.4 |
| Absolute minimum temperature (°C) | -5.4 | -3.0 | 5.7 | 7.3 | 11.6 | 12.3 | 18.1 | 18.7 | 12.9 | 8.5 | 6.7 | 2.7 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 8.2 | 9.2 | 10.8 | 11.6 | 12.5 | 12.5 | 12.3 | 11.1 | 10.1 | 8.7 | 8.3 |
| Precipitation (mm) | 27 | 24 | 74 | 42 | 16 | 3 | 7 | 0 | 2 | 18 | 0 | 0 |
| Sunny days | 21 | 19 | 16 | 20 | 19 | 26 | 23 | 29 | 27 | 25 | 27 | 30 |
| Rainy days | 9 | 9 | 15 | 10 | 12 | 4 | 8 | 2 | 3 | 6 | 3 | 1 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chashmah-ye Mastī is at