Velký Karasín
- Annual mean
- 8 °C
- Warmest month
- July
- Wettest month
- July
Long-term 1991 to 2020 climatology data for a representative coordinate in Prachatice District
Access a structured analysis of monthly climate patterns at Mastnice, featuring consistent measurements of average temperatures, precipitation rates, relative humidity, wind speed, and daylight hours. These data points reflect representative 1991 to 2020 climatology based on NASA POWER records at an elevation of 530.05 meters. Use this dataset to understand the annual rhythm of atmospheric variables in the Prachatice District through twelve-month averages.

Long term climatology tracking twelve month thermal ranges and average daily precipitation rates
Analyze multi-variable meteorological trends, from average temperature bounds to calculated daylight hours across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -2.8 °C-14.5° to 7.4° | 1.3 mm/day | 92.5% | 4.7 m/s | 8.5 hours |
| February | -1.4 °C-12° to 10.1° | 1.1 mm/day | 88.7% | 4.6 m/s | 9.9 hours |
| March | 2.7 °C-7.4° to 16.7° | 1.5 mm/day | 82.5% | 4.5 m/s | 11.6 hours |
| April | 7.9 °C-3.7° to 21.7° | 1.4 mm/day | 76.3% | 3.8 m/s | 13.5 hours |
| May | 12.9 °C1.2° to 25.8° | 2.4 mm/day | 73.4% | 3.6 m/s | 15.1 hours |
| June | 16.8 °C5.5° to 29.9° | 3 mm/day | 70.5% | 3.3 m/s | 15.9 hours |
| July | 18.8 °C8.1° to 31.7° | 3 mm/day | 67.8% | 3.4 m/s | 15.5 hours |
| August | 18.6 °C7.5° to 31.5° | 2.7 mm/day | 67.8% | 3.1 m/s | 14.1 hours |
| September | 13.5 °C2.8° to 26.6° | 1.9 mm/day | 74.7% | 3.5 m/s | 12.3 hours |
| October | 8.1 °C-2.7° to 22.1° | 1.5 mm/day | 82.7% | 3.7 m/s | 10.5 hours |
| November | 2.6 °C-6.2° to 15.4° | 1.3 mm/day | 90.4% | 3.9 m/s | 8.9 hours |
| December | -1.5 °C-11.6° to 7.9° | 1.3 mm/day | 92.5% | 4.4 m/s | 8.1 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 months derived from long-term averages
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Examine monthly temperature, precipitation, and atmospheric normals across multiple protected landscapes.







Gain insights into the geography and conservation value of the Mastnice stream valley. Explore how this compact natural monument in the Prachatice District contributes to the broader Czech network of protected areas through its unique wetland meadow habitats and botanical richness, as mapped by MoriAtlas.