May-June (Late Spring): Mild temperatures (15-20°C), blooming flowers, extended daylight, pleasant for walking and outdoor activities. Summer festivals begin.
September-October (Early Autumn): Comfortable temperatures (10-15°C), vibrant fall foliage, clear skies ideal for photography. Perfect weather for exploring parks and monuments.
Winter (December-February): Cold temperatures (-5 to -10°C), occasional snow creating picturesque landscapes. Fewer crowds, festive atmosphere, ice skating available.
Avoid: July-August peak summer heat (20-25°C) and crowds; November-December transitions bring wet, gray weather.