Average annual temperature is 7.4 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -14.5 °C
Number of sunny days: 100 days
Number of rainy days: 236 days
Number of snow days: 29 days
Look at detailed online map of Horní Blatná
* Weather data for Horní Blatná 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) | 10.9 | 9.4 | 12.5 | 15.8 | 21.4 | 25.7 | 29.5 | 26.3 | 24.7 | 21.1 | 9.9 | 5.4 |
| Average daytime temperature (°C) | 1.4 | 1.7 | 5.3 | 7.2 | 14.7 | 19.9 | 21.0 | 19.9 | 19.4 | 12.4 | 3.7 | 1.3 |
| Average temperature (°C) | -0.4 | -1.2 | 1.9 | 4.0 | 10.2 | 15.5 | 16.6 | 16.0 | 15.1 | 9.0 | 1.5 | -0.2 |
| Average night temperature (°C) | -2.5 | -3.9 | -1.5 | 0.8 | 5.5 | 10.9 | 11.9 | 12.6 | 10.9 | 5.9 | -0.4 | -1.9 |
| Absolute minimum temperature (°C) | -13.9 | -14.5 | -9.4 | -5.0 | 0.6 | 6.2 | 7.6 | 6.9 | 6.1 | -0.2 | -9.2 | -10.2 |
| 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 | 15.5 | 16.3 | 15.9 | 14.5 | 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) | 2.3 | 4.2 | 5.3 | 6.9 | 11.5 | 12.8 | 12.4 | 9.2 | 10.2 | 5.9 | 2.7 | 1.7 |
| Precipitation (mm) | 91 | 89 | 129 | 60 | 34 | 101 | 98 | 159 | 24 | 122 | 158 | 178 |
| Sunny days | 7 | 10 | 6 | 7 | 17 | 8 | 7 | 4 | 19 | 8 | 3 | 4 |
| Rainy days | 14 | 12 | 20 | 20 | 14 | 22 | 24 | 27 | 11 | 23 | 26 | 23 |
| Snow days | 10 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The best time to visit Horní Blatná during the most sunny months:
Months with the longest average daylight duration in Horní Blatná:
The largest precipitation sum in Horní Blatná is at