On May 21, variable cloudiness is expected without significant precipitation.
Light fog is possible at night and in the morning. The wind will be southwesterly, with a speed of 7 – 12 m/s. The temperature at night will range from 3 to 8 degrees, during the day rising to 17 – 22 degrees Celsius.
In the city of Lviv, the temperature at night will be 5 – 7 degrees, and during the day 18 – 20 degrees Celsius.