Zagreb · AutumnMonth summary
Zagreb weather in September
✅ Good
🌡️ Temperature min / max
14°C – 23°C
🌧 Rainy days
33% of days
☀️ Sunshine
11.3h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
July (8.9/10)
Quick decision
Should you visit Zagreb in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 23°C.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Zagreb in September: 23°C and 11.3h of sunshine. Decent, but not the peak.
By trip type
Zagreb in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
🎯 Harvest season — fresh local produce at markets and restaurants Autumn in Zagreb is often underrated: 23°C, golden light and declining crowds. An interesting window. Expect rain on 33% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if July (8.9/10) remains theoretically better.
Browse by month
All months for Zagreb
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | -2°C | 5°C | 32% | 2.0 | 6.8h | 4.0/10 |
| 🌫️ February | 0°C | 9°C | 28% | 2.1 | 8.1h | 4.8/10 |
| ⛅ March | 3°C | 13°C | 31% | 2.0 | 10.1h | 6.4/10 |
| ⛅ April | 6°C | 17°C | 31% | 2.2 | 11.7h | 7.2/10 |
| 🌦️ May | 11°C | 21°C | 49% | 3.6 | 12.4h | 7.3/10 |
| 🌤️ June | 16°C | 26°C | 34% | 2.6 | 13.9h | 8.5/10 |
| 🌤️ July | 18°C | 28°C | 29% | 2.6 | 13.9h | 8.9/10 |
| 🌤️ August | 18°C | 28°C | 29% | 2.4 | 12.8h | 8.7/10 |
| 🌤️ September | 14°C | 23°C | 33% | 3.2 | 11.3h | 7.8/10 |
| 🌤️ October | 9°C | 18°C | 27% | 2.4 | 9.4h | 7.1/10 |
| 🌫️ November | 4°C | 10°C | 33% | 3.1 | 6.0h | 4.3/10 |
| 🌫️ December | 0°C | 6°C | 31% | 2.2 | 5.6h | 4.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Zagreb averages 23°C, 33% rainy days and 11.3h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 8.9/10). Difference:
- 🌡️ Max temperature : +5°C
- 🌧 Rainy days : -4%
- ☀️ Sunshine : +2.6h/day
FAQ
FAQ — Zagreb in September
Is September a good time to visit Zagreb?
September is an excellent time to visit Zagreb (score 7.8/10). With 23°C, 11.3h of sunshine and 33% rain, conditions are very favourable.
What to do in Zagreb in September?
With 23°C max and 11.3h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
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