You can spend an afternoon exploring the galleries in Ostrov Museum of Local Lore during your travels in Ostrov. Take in the museums while you're in the area.
The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are January and February, with an average of -3°C. The snowiest months in Ostrov are January, December, February and November, with each month seeing an average of 111 cm of snowfall.