Average annual temperature is 15.6 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 197 days
Number of rainy days: 164 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) | 18.4 | 20.8 | 20.9 | 21.2 | 27.4 | 34.5 | 42.0 | 38.7 | 35.1 | 29.8 | 25.6 | 20.8 |
| Average daytime temperature (°C) | 10.7 | 10.8 | 14.4 | 16.7 | 21.1 | 28.0 | 33.8 | 32.9 | 28.3 | 24.5 | 17.1 | 12.2 |
| Average temperature (°C) | 7.2 | 5.5 | 9.2 | 11.9 | 15.9 | 22.0 | 27.6 | 26.5 | 22.4 | 18.3 | 12.3 | 7.6 |
| Average night temperature (°C) | 3.9 | 1.2 | 4.5 | 7.5 | 11.3 | 15.9 | 20.9 | 20.6 | 17.1 | 12.8 | 7.7 | 3.6 |
| Absolute minimum temperature (°C) | -2.5 | -5.3 | -0.7 | 3.8 | 5.8 | 10.8 | 15.3 | 16.4 | 13.7 | 5.3 | 0.5 | -1.1 |
| 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) | 4.7 | 8.0 | 7.9 | 8.2 | 10.8 | 13.1 | 13.3 | 12.3 | 10.6 | 9.2 | 5.7 | 5.0 |
| Precipitation (mm) | 54 | 35 | 51 | 138 | 103 | 19 | 39 | 6 | 19 | 5 | 103 | 56 |
| Sunny days | 14 | 20 | 12 | 8 | 7 | 16 | 21 | 25 | 15 | 28 | 12 | 19 |
| Rainy days | 17 | 4 | 19 | 22 | 24 | 14 | 10 | 6 | 15 | 3 | 18 | 12 |
| Snow days | 0 | 4 | 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