SeasonScore
Zagreb, Croatia
Photo: Hrga · CC BY-SA 3.0

Croatia

Zagreb in September

🍂 Autumn

Pleasant and some showers.

🎒 Pack: compact umbrella or rain jacket

Best months: Jun (9.4), Jul (9.4), Aug (9.3)

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Why September scores 9.2What goes into the score

How it works
🌡️ 23° / 12°C🌧️ 104 mm💧 dew pt 11°🍃 PM2.5 9
  • Weather comfort9.0
    • ✓Comfortable temperatures (23°C highs / 12°C lows)
    • ✓Comfortable humidity (dew point 11.2°C)
    • !Wet: ~104 mm rain, ~3 heavy-rain days
  • Air quality9.3
    • ✓Good (within WHO guideline) (PM2.5 ~9 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline8.0
    • ·Normal precautions
Compare monthsPut September side by side with another month
SepJun
Score9.2 Excellent9.4 Excellent
Season🍂 Autumn☀️ Summer
High / low23° / 12°26° / 15°
Rain104 mm91 mm
Humiditydew pt 11°dew pt 15°
PM2.59 µg/m³8 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Zagreb Maksimir weather-station normals. Rainfall: Zagreb Maksimir weather-station normals (national met service).

Holidays & crowdsSeptember 2027

No long holidays

No long public-holiday weekends this month. School holidays aren't counted, so check those if you want to avoid family crowds.

No national public holidays in Croatia this month.

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore ZagrebEvents, sights, food & souvenirs

Check event dates locally

Croatia's capital has an Austro-Hungarian feel, with a medieval Upper Town, busy markets and a strong cafe culture. It is a good city break, especially around Advent.

Events in September

No major events on our calendar for September.

Coming up later

Advent in ZagrebDate variesDates vary; usually late November to early January

Christmas markets, lights, food stalls and concerts.

Why go: The city's busiest and most festive season; book hotels early.

Where: Squares and parks across the centre

Statehood DayEvery year30 May every year

National holiday marking the first multiparty parliament session in 1990.

Why go: Public holiday; some shops and offices close.

Where: Across the city

INmusic FestivalDate variesDates vary; usually June

Large open-air rock and alternative music festival.

Why go: Accommodation fills up during the festival; book ahead.

Where: Lake Jarun