Best Time to Hike E4: Lepenski Vir – Derdap
Month-by-month temperatures and rainfall for E4: Lepenski Vir – Derdap, Serbia, based on 2-year climate normals.
Month-by-month weather on E4: Lepenski Vir – Derdap
| Month | Avg high | Avg low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 5.6°C / 42°F | -2.1°C / 28°F | 33 mm | 8 |
| February | 7°C / 45°F | -1°C / 30°F | 9 mm | 3 |
| March | 12.6°C / 55°F | 3.5°C / 38°F | 80 mm | 12 |
| April | 17.1°C / 63°F | 6.9°C / 44°F | 39 mm | 8 |
| May | 19.2°C / 67°F | 10.2°C / 50°F | 86 mm | 12 |
| June | 28.6°C / 83°F | 16.5°C / 62°F | 16 mm | 4 |
| July | 29.9°C / 86°F | 18.4°C / 65°F | 40 mm | 7 |
| August | 29.8°C / 86°F | 18°C / 64°F | 14 mm | 6 |
| September | 23.2°C / 74°F | 13.7°C / 57°F | 48 mm | 8 |
| October | 15°C / 59°F | 6.6°C / 44°F | 67 mm | 6 |
| November | 8.6°C / 47°F | 2.3°C / 36°F | 106 mm | 12 |
| December | 5.1°C / 41°F | 0.1°C / 32°F | 88 mm | 10 |
Highlighted rows are the recommended hiking window. Climate normals via Open-Meteo (2-year average). Mountain weather varies — always check a live forecast before you set off.
The best months to hike E4: Lepenski Vir – Derdap are April, June. Expect daytime highs around 23°C (73°F) and nights near 12°C (54°F).
Pack flexible layers and a reliable rain shell — conditions can shift quickly in the mountains.
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