
Rybník Louňov
- Annual mean
- 7.8 °C
- Warmest month
- July
- Wettest month
- July
Twelve month record of environmental averages at a representative coordinate for the Natural Monument
Climate data for Roudný provides a long-term perspective on the environmental conditions found at a representative coordinate within this natural monument. Measurements cover monthly averages for temperature, precipitation rate, relative humidity, wind speed, and daylight hours from 1991 to 2020. Understanding these patterns offers insight into the annual variability of the local environment rather than current weather or specific forecast outcomes.

Long-term monthly temperature normals and average daily precipitation rates across twelve months
Compare long term monthly temperature bounds, daily precipitation rates, wind speeds, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -3.1 °C-15.2° to 6.6° | 1.4 mm/day | 93.9% | 5.3 m/s | 8.5 hours |
| February | -1.7 °C-12.3° to 9.1° | 1.3 mm/day | 90.4% | 5.1 m/s | 9.8 hours |
| March | 2.3 °C-7.8° to 16° | 1.6 mm/day | 84.4% | 5 m/s | 11.6 hours |
| April | 7.6 °C-3.7° to 21° | 1.3 mm/day | 78% | 4.3 m/s | 13.5 hours |
| May | 12.5 °C1.1° to 24.7° | 2.3 mm/day | 75.5% | 4.1 m/s | 15.2 hours |
| June | 16.5 °C5.7° to 29.2° | 2.8 mm/day | 71.7% | 3.8 m/s | 16 hours |
| July | 18.6 °C8.1° to 31.3° | 2.9 mm/day | 67.7% | 3.8 m/s | 15.6 hours |
| August | 18.5 °C7.7° to 31° | 2.6 mm/day | 66.8% | 3.5 m/s | 14.2 hours |
| September | 13.3 °C2.7° to 26.2° | 2 mm/day | 74.1% | 4 m/s | 12.3 hours |
| October | 7.9 °C-2.6° to 21.4° | 1.5 mm/day | 83.2% | 4.4 m/s | 10.4 hours |
| November | 2.5 °C-6.2° to 13.9° | 1.5 mm/day | 91.4% | 4.6 m/s | 8.8 hours |
| December | -1.8 °C-12.1° to 7° | 1.5 mm/day | 93.9% | 5 m/s | 8 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Warmest, coolest, wettest, and windiest periods derived from long-term records
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly temperature, precipitation, and regional atmospheric patterns across diverse protected natural areas.








Continue exploring Roudný to understand its role as a protected refuge within the Central Bohemian landscape. Use this MoriAtlas entry to trace the boundaries of this industrial-turned-natural site and study the terrain that sustains its rare biological populations.