Average annual temperature is 11.6 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -10.7 °C
Number of sunny days: 131 days
Number of rainy days: 221 days
Number of snow days: 13 days
Look at detailed online map of Kostelní Hlavno
* Weather data for Kostelní Hlavno Czech Republic is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.1 | 13.4 | 19.1 | 20.4 | 26.4 | 32.5 | 35.8 | 32.1 | 29.7 | 28.4 | 16.0 | 11.9 |
| Average daytime temperature (°C) | 6.3 | 6.7 | 10.8 | 12.4 | 19.8 | 24.8 | 27.8 | 25.4 | 24.6 | 17.9 | 9.2 | 6.0 |
| Average temperature (°C) | 3.8 | 2.9 | 6.1 | 7.9 | 14.5 | 19.2 | 22.2 | 20.7 | 18.7 | 13.3 | 6.0 | 3.6 |
| Average night temperature (°C) | 1.1 | -0.5 | 1.8 | 2.9 | 8.5 | 13.0 | 16.3 | 16.2 | 12.9 | 9.1 | 3.1 | 1.0 |
| Absolute minimum temperature (°C) | -5.0 | -7.5 | -5.0 | -2.8 | 3.2 | 8.1 | 12.4 | 8.7 | 8.0 | 1.1 | -4.2 | -10.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.6 | 10.1 | 11.9 | 13.8 | 15.4 | 16.3 | 15.9 | 14.4 | 12.6 | 10.7 | 9.0 | 8.1 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.9 | 5.0 | 6.3 | 7.3 | 11.5 | 12.5 | 12.1 | 9.3 | 10.1 | 6.2 | 4.0 | 3.2 |
| Precipitation (mm) | 40 | 35 | 54 | 70 | 31 | 80 | 49 | 126 | 22 | 61 | 87 | 91 |
| Sunny days | 10 | 12 | 10 | 10 | 17 | 7 | 12 | 7 | 21 | 12 | 5 | 8 |
| Rainy days | 17 | 14 | 20 | 20 | 14 | 23 | 19 | 24 | 9 | 19 | 23 | 19 |
| Snow days | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The best time to visit Kostelní Hlavno during the most sunny months:
Months with the longest average daylight duration in Kostelní Hlavno:
The largest precipitation sum in Kostelní Hlavno is at