Climate almanac
Ostrava
Moravian-Silesian Region, Czechia · 49.83°, 18.28°
What is the climate like in Ostrava?
The best time to visit Ostrava is typically June, the year's most comfortable month (6.4/10). Ostrava is warmest in August, when daily highs average 76°F (25°C), and coolest in January, when lows fall to about 28°F (-2°C). The wettest month is typically August and the driest is March; the year sees roughly 37 in (943 mm) of precipitation.
- Best time to visitJune — the year's comfort peak (6.4/10)
- Warmest monthAugust — average high 76°F (25°C)
- Coolest monthJanuary — average low 28°F (-2°C)
- Wettest monthAugust (4.7 in (120 mm))
- Driest monthMarch (2.0 in (50 mm))
- Annual precipitation37 in (943 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromMosnov, 20 km away (1953-2025)