Average annual temperature is 13.5 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -13.1 °C
Number of sunny days: 181 days
Number of rainy days: 175 days
Number of snow days: 9 days
Look at detailed online map of Kastel
* Weather data for Kastel 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) | 18.5 | 18.8 | 21.4 | 21.3 | 23.6 | 31.9 | 38.1 | 35.9 | 34.2 | 32.5 | 22.8 | 19.5 |
| Average daytime temperature (°C) | 8.9 | 8.3 | 13.1 | 14.7 | 19.3 | 24.5 | 30.1 | 29.8 | 26.4 | 23.9 | 14.2 | 10.2 |
| Average temperature (°C) | 5.3 | 3.7 | 8.0 | 9.9 | 14.7 | 19.6 | 24.5 | 23.9 | 20.4 | 17.0 | 8.8 | 5.0 |
| Average night temperature (°C) | 2.0 | -0.6 | 3.1 | 5.6 | 10.2 | 14.6 | 18.4 | 18.1 | 14.9 | 10.8 | 4.4 | 0.9 |
| Absolute minimum temperature (°C) | -9.5 | -13.1 | -1.0 | 0.9 | 5.9 | 11.4 | 13.7 | 12.8 | 10.5 | 3.9 | -3.6 | -3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.3 | 6.5 | 7.4 | 8.5 | 9.4 | 11.8 | 13.3 | 12.1 | 9.9 | 8.9 | 5.7 | 5.4 |
| Precipitation (mm) | 118 | 43 | 45 | 125 | 134 | 114 | 53 | 44 | 23 | 3 | 114 | 50 |
| Sunny days | 15 | 15 | 15 | 5 | 6 | 10 | 19 | 20 | 21 | 22 | 13 | 20 |
| Rainy days | 13 | 9 | 16 | 25 | 25 | 20 | 12 | 11 | 9 | 9 | 16 | 10 |
| Snow days | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Kastel during the most sunny months:
Months with the longest average daylight duration in Kastel:
The largest precipitation sum in Kastel is at