Climate almanac
Olesno
Opole Voivodeship, Poland · 50.88°, 18.42°
What is the climate like in Olesno?
The best time to visit Olesno is typically June, the year's most comfortable month (6.7/10). Olesno is warmest in August, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 28°F (-2°C). The wettest month is typically July and the driest is March; the year sees roughly 31 in (788 mm) of precipitation.
- Best time to visitJune — the year's comfort peak (6.7/10)
- Warmest monthAugust — average high 77°F (25°C)
- Coolest monthJanuary — average low 28°F (-2°C)
- Wettest monthJuly (3.9 in (99 mm))
- Driest monthMarch (1.7 in (43 mm))
- Annual precipitation31 in (788 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)