Average annual temperature is 15.3 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: -5.8 °C
Number of sunny days: 204 days
Number of rainy days: 157 days
Number of snow days: 4 days
Look at detailed online map of Ustrem
* Weather data for Ustrem Bulgaria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.5 | 19.8 | 19.9 | 20.0 | 28.6 | 34.2 | 40.9 | 38.8 | 34.3 | 29.0 | 25.4 | 20.6 |
| Average daytime temperature (°C) | 10.2 | 10.2 | 13.9 | 16.2 | 20.9 | 27.8 | 33.5 | 32.7 | 28.0 | 24.2 | 16.6 | 11.6 |
| Average temperature (°C) | 6.8 | 5.0 | 8.9 | 11.6 | 15.7 | 21.8 | 27.4 | 26.3 | 22.1 | 18.0 | 12.0 | 7.6 |
| Average night temperature (°C) | 3.8 | 0.7 | 4.3 | 7.4 | 10.9 | 15.6 | 20.6 | 20.3 | 16.9 | 12.5 | 7.6 | 4.1 |
| Absolute minimum temperature (°C) | -2.9 | -5.8 | -1.7 | 3.4 | 5.1 | 11.7 | 15.0 | 16.1 | 12.5 | 4.8 | 0.1 | -1.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.9 | 8.0 | 7.7 | 8.2 | 11.0 | 13.2 | 13.4 | 12.4 | 10.6 | 9.2 | 5.6 | 4.9 |
| Precipitation (mm) | 49 | 22 | 49 | 157 | 70 | 18 | 34 | 6 | 9 | 4 | 119 | 58 |
| Sunny days | 15 | 21 | 13 | 7 | 7 | 17 | 22 | 24 | 19 | 27 | 13 | 19 |
| Rainy days | 14 | 5 | 18 | 23 | 24 | 13 | 9 | 7 | 11 | 4 | 17 | 12 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ustrem during the most sunny months:
The largest precipitation sum in Ustrem is at