When to go · Postojna
Postojna in July
Mixed month. Outside the best window (All year). Across Slovenia: Bled and Vintgar packed; go at dawn; afternoon storms in the Alps.
Key facts
- Verdict
- Mixed
- Temperature
- 27°C (81°F)81°F (27°C) / 19°C (66°F)66°F (19°C)
- average high / low
- Rain days
- 5
- Crowds
- High
- Slovenia overall
- Prices
- High
- Slovenia overall
Verdict
Outside the best window (All year). Across Slovenia: Bled and Vintgar packed; go at dawn; afternoon storms in the Alps.
Is another month better than July?
July is rated mixed. These months rate higher:
- SeptemberGoodOutside the best window (All year). Across Slovenia: Best month: warm sea, clear mountains, fewer people.
- OctoberGoodOutside the best window (All year). Across Slovenia: Autumn colours and harvest; heavy rain spells in the Soča valley.
- AprilGoodOutside the best window (All year). Across Slovenia: Spring in Ljubljana and the Karst; waterfalls full; Vršič may still be shut.
- MayGoodOutside the best window (All year). Across Slovenia: Green valleys, cave visits without queues; high trails still snowy.
Weather in July
- PostojnaHighs around 27 °C (81 °F), lows around 19 °C (66 °F), rain on about 5 daysHighs around 81 °F (27 °C), lows around 66 °F (19 °C), rain on about 5 days
Crowds and prices
- Crowds · Slovenia overall
- High
- Prices · Slovenia overall
- High
Slovenia overall: Bled and Vintgar packed; go at dawn; afternoon storms in the Alps.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Postojna, side by side.
Verdict
Jul: Mixed
Apr: Good (better)
Daytime high
Jul: 27 °C (81 °F)81 °F (27 °C)
Apr: 15 °C (59 °F)59 °F (15 °C)
Night low
Jul: 19 °C (66 °F)66 °F (19 °C)
Apr: 7 °C (45 °F)45 °F (7 °C)
Rain days
Jul: 5 (better)
Apr: 8
Crowds
Jul: High
Apr: Medium
Prices
Jul: High
Apr: Medium
Festivals listed
Jul: 0
Apr: 0
July: Outside the best window (All year). Across Slovenia: Bled and Vintgar packed; go at dawn; afternoon storms in the Alps.
April: Outside the best window (All year). Across Slovenia: Spring in Ljubljana and the Karst; waterfalls full; Vršič may still be shut.
Postojna: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.