Average annual temperature is 17.1 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -1.0 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Bīālvā
* Weather data for Bīālvā Iran is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.9 | 21.5 | 30.9 | 31.7 | 30.4 | 31.8 | 32.3 | 35.1 | 31.6 | 27.4 | 27.2 | 23.8 |
| Average daytime temperature (°C) | 9.9 | 11.2 | 18.6 | 21.4 | 23.7 | 27.8 | 28.4 | 31.3 | 25.2 | 22.4 | 20.7 | 15.7 |
| Average temperature (°C) | 6.5 | 6.5 | 12.9 | 15.6 | 19.3 | 23.8 | 25.0 | 26.9 | 22.0 | 18.5 | 16.0 | 11.7 |
| Average night temperature (°C) | 4.0 | 3.1 | 8.8 | 10.8 | 15.6 | 20.4 | 22.0 | 23.3 | 19.6 | 15.2 | 12.5 | 8.7 |
| Absolute minimum temperature (°C) | 0.1 | -1.0 | 5.0 | 3.7 | 10.7 | 16.7 | 20.1 | 20.6 | 16.6 | 12.8 | 7.0 | 5.0 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.2 | 6.6 | 5.7 | 8.9 | 8.0 | 9.6 | 7.6 | 10.0 | 6.1 | 6.7 | 7.0 | 6.2 |
| Precipitation (mm) | 184 | 132 | 120 | 50 | 223 | 165 | 388 | 142 | 380 | 236 | 105 | 127 |
| Sunny days | 15 | 16 | 13 | 19 | 12 | 13 | 12 | 22 | 6 | 14 | 19 | 19 |
| Rainy days | 16 | 12 | 18 | 11 | 19 | 17 | 19 | 9 | 24 | 17 | 11 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bīālvā during the most sunny months:
The largest precipitation sum in Bīālvā is at