Average annual temperature is 15.2 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 181 days
Number of rainy days: 181 days
Number of snow days: 3 days
Look at detailed online map of Primorsko
* Weather data for Primorsko 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) | 18.8 | 20.3 | 21.5 | 22.0 | 24.5 | 30.1 | 40.6 | 33.1 | 30.6 | 30.5 | 27.7 | 21.5 |
| Average daytime temperature (°C) | 11.0 | 10.0 | 13.1 | 15.4 | 18.2 | 24.6 | 30.5 | 29.2 | 25.4 | 23.1 | 17.1 | 12.9 |
| Average temperature (°C) | 7.8 | 6.0 | 9.2 | 11.6 | 14.9 | 20.5 | 25.3 | 24.9 | 21.8 | 18.2 | 12.7 | 8.9 |
| Average night temperature (°C) | 4.9 | 2.4 | 5.3 | 8.2 | 11.7 | 16.3 | 19.7 | 21.0 | 18.3 | 13.7 | 8.4 | 4.8 |
| Absolute minimum temperature (°C) | -1.8 | -4.5 | -0.5 | 3.9 | 7.3 | 13.1 | 15.8 | 17.8 | 14.7 | 8.1 | 1.3 | -0.6 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 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) | 4.4 | 6.9 | 6.8 | 8.7 | 10.9 | 13.2 | 13.4 | 12.5 | 10.9 | 9.3 | 5.9 | 5.1 |
| Precipitation (mm) | 35 | 25 | 69 | 145 | 103 | 42 | 29 | 30 | 102 | 6 | 125 | 95 |
| Sunny days | 13 | 19 | 9 | 4 | 12 | 15 | 22 | 21 | 13 | 25 | 10 | 18 |
| Rainy days | 18 | 7 | 22 | 26 | 19 | 15 | 9 | 10 | 17 | 6 | 20 | 12 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Primorsko during the most sunny months:
The largest precipitation sum in Primorsko is at