Best Time to Hike JK11
Month-by-month temperatures and rainfall for JK11, Slovenia, based on 2-year climate normals.
Month-by-month weather on JK11
| Month | Avg high | Avg low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | -4.7°C / 24°F | -10.7°C / 13°F | 200 mm | 12 |
| February | -3.2°C / 26°F | -8.5°C / 17°F | 165 mm | 12 |
| March | -1.8°C / 29°F | -7.3°C / 19°F | 242 mm | 20 |
| April | 2.3°C / 36°F | -4.9°C / 23°F | 183 mm | 13 |
| May | 5.4°C / 42°F | -1.1°C / 30°F | 233 mm | 25 |
| June | 12.7°C / 55°F | 5.3°C / 42°F | 134 mm | 18 |
| July | 13.5°C / 56°F | 6.5°C / 44°F | 167 mm | 22 |
| August | 14.6°C / 58°F | 7.6°C / 46°F | 98 mm | 18 |
| September | 8.7°C / 48°F | 2.4°C / 36°F | 270 mm | 20 |
| October | 4°C / 39°F | -2°C / 28°F | 316 mm | 14 |
| November | -0.7°C / 31°F | -7.1°C / 19°F | 142 mm | 9 |
| December | -3°C / 27°F | -8.5°C / 17°F | 54 mm | 7 |
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 JK11 are June, July, August. Expect daytime highs around 14°C (57°F) and nights near 6°C (43°F).
Pack flexible layers and a reliable rain shell — conditions can shift quickly in the mountains.