Zagreb · AutumnMonth summary
Zagreb weather in September
✅ Good
🌡️ Temperature min / max
57°F – 73°F
🌧 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°F.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Zagreb in September: 73°F 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
Autumn in Zagreb is often underrated: 23°F, 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.
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Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 28°F | 41°F | 32% | 0.1in | 6.8h | 4.0/10 |
| 🌫️ February | 32°F | 48°F | 28% | 0.1in | 8.1h | 4.8/10 |
| ⛅ March | 37°F | 55°F | 31% | 0.1in | 10.1h | 6.4/10 |
| ⛅ April | 43°F | 63°F | 31% | 0.1in | 11.7h | 7.2/10 |
| 🌦️ May | 52°F | 70°F | 49% | 0.1in | 12.4h | 7.3/10 |
| 🌤️ June | 61°F | 79°F | 34% | 0.1in | 13.9h | 8.5/10 |
| 🌤️ July | 64°F | 82°F | 29% | 0.1in | 13.9h | 8.9/10 |
| 🌤️ August | 64°F | 82°F | 29% | 0.1in | 12.8h | 8.7/10 |
| 🌤️ September | 57°F | 73°F | 33% | 0.1in | 11.3h | 7.8/10 |
| 🌤️ October | 48°F | 64°F | 27% | 0.1in | 9.4h | 7.1/10 |
| 🌫️ November | 39°F | 50°F | 33% | 0.1in | 6.0h | 4.3/10 |
| 🌫️ December | 32°F | 43°F | 31% | 0.1in | 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 73°F, 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°F
- 🌧 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 73°F, 11.3h of sunshine and 33% rain, conditions are very favourable.
What to do in Zagreb in September?
With 73°F 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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