Average annual temperature is 6.6 °C
Absolute maximum temperature: 25.5 °C
Absolute minimum temperature: -15.2 °C
Number of sunny days: 134 days
Number of rainy days: 202 days
Number of snow days: 29 days
Look at detailed online map of Bornā
* Weather data for Bornā 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) | 4.9 | 6.8 | 12.9 | 18.0 | 22.1 | 24.2 | 25.5 | 22.2 | 22.6 | 19.5 | 15.1 | 13.1 |
| Average daytime temperature (°C) | -3.7 | -2.5 | 6.5 | 11.0 | 13.8 | 15.6 | 16.6 | 18.7 | 13.8 | 12.5 | 10.5 | 5.6 |
| Average temperature (°C) | -5.8 | -5.0 | 3.0 | 6.9 | 10.1 | 12.5 | 14.0 | 15.6 | 10.6 | 8.7 | 6.3 | 1.8 |
| Average night temperature (°C) | -8.1 | -8.3 | -0.4 | 2.2 | 6.1 | 9.6 | 11.5 | 12.9 | 7.8 | 4.8 | 2.6 | -1.7 |
| Absolute minimum temperature (°C) | -12.2 | -15.2 | -5.4 | -8.0 | -2.1 | 6.3 | 8.0 | 8.5 | 3.9 | 1.6 | -2.0 | -8.9 |
| 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 | 13.1 | 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) | 5.1 | 7.9 | 7.8 | 10.4 | 9.7 | 10.4 | 8.8 | 10.3 | 7.8 | 7.9 | 7.9 | 7.1 |
| Precipitation (mm) | 130 | 95 | 353 | 103 | 350 | 226 | 232 | 138 | 289 | 209 | 58 | 67 |
| Sunny days | 14 | 16 | 10 | 6 | 4 | 4 | 11 | 19 | 4 | 11 | 16 | 19 |
| Rainy days | 1 | 0 | 21 | 23 | 27 | 26 | 20 | 12 | 26 | 20 | 14 | 12 |
| Snow days | 16 | 12 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bornā is at