Average annual temperature is 15.0 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: -11.7 °C
Number of sunny days: 250 days
Number of rainy days: 109 days
Number of snow days: 6 days
Look at detailed online map of Biyy
* Weather data for Biyy Iraq is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.1 | 17.0 | 17.8 | 22.2 | 27.0 | 34.1 | 38.6 | 40.1 | 37.9 | 24.5 | 21.8 | 14.8 |
| Average daytime temperature (°C) | 7.9 | 5.4 | 13.6 | 16.5 | 22.5 | 30.6 | 35.4 | 36.2 | 31.5 | 21.3 | 14.6 | 10.6 |
| Average temperature (°C) | 2.7 | 0.4 | 8.6 | 11.4 | 17.0 | 24.2 | 28.8 | 29.5 | 24.6 | 15.8 | 10.0 | 6.0 |
| Average night temperature (°C) | -1.4 | -4.2 | 4.0 | 6.2 | 11.2 | 17.0 | 21.9 | 22.8 | 18.2 | 11.3 | 6.3 | 2.4 |
| Absolute minimum temperature (°C) | -3.7 | -11.7 | -6.9 | -7.3 | 5.3 | 13.6 | 18.7 | 19.0 | 14.7 | 9.2 | -0.7 | -0.2 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 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) | 7.2 | 7.7 | 8.3 | 8.9 | 11.4 | 13.2 | 13.1 | 12.1 | 11.4 | 9.5 | 6.8 | 6.4 |
| Precipitation (mm) | 41 | 156 | 162 | 160 | 55 | 0 | 0 | 1 | 0 | 53 | 203 | 197 |
| Sunny days | 22 | 17 | 8 | 13 | 16 | 28 | 31 | 30 | 29 | 21 | 16 | 19 |
| Rainy days | 9 | 6 | 23 | 16 | 15 | 2 | 0 | 1 | 1 | 10 | 14 | 12 |
| Snow days | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Biyy during the most sunny months:
The largest precipitation sum in Biyy is at