Spring (April–May)
Mild temperatures and the Timok Valley at its best. A good time for Felix Romuliana and for walking, before the heat arrives. Expect some rain.
- Archaeological site
- Hiking
- Rtanj

Practical
Hot summers, cold winters – and two windows in the year when everything lines up.
Zaječar sits in a basin where the Crni and Beli Timok merge. Its climate is humid continental under the Köppen classification (Dfa) and close to a humid subtropical climate: hot summers, cold winters, rainfall spread across the year. If you plan around the weather, there are two good windows – May to June and September to October.
Mild temperatures and the Timok Valley at its best. A good time for Felix Romuliana and for walking, before the heat arrives. Expect some rain.
Hot and dry, noticeably so in the valley basin. The festival season on Kraljevica falls here, so accommodation fills up. The ruins at Gamzigrad demand sun protection and water.
The best time for the cellar villages: during the harvest the pivnice in Rajac and Rogljevo come alive. Comfortable temperatures and clear views in the Đerdap gorges.
Cold, sometimes with snow. Museums, the cave near Zlot and the thermal spa still work; the mountain destinations and cellar villages do not. The shortest season, but the quietest.