Sofia · AutumnMonth summary
Sofia weather in September
✅ Good
🌡️ Temperature min / max
13°C – 25°C
🌧 Rainy days
14% of days
☀️ Sunshine
11.6h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.7/10
📅 📅 Best month
July (9.5/10)
Quick decision
Should you visit Sofia in September?
✅ Good
✅ Yes if: you want to combine beach, sightseeing and hiking — versatile weather (25°C, little rain).
❌ No if: you want to avoid tourist crowds — this is the busiest period.
Our take: Favourable conditions in September (8.7/10). July scores higher but the gap is small.
By trip type
Sofia 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 Sofia is often underrated: 25°C, golden light and declining crowds. An interesting window. Rain risk remains low (14% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if July (9.5/10) remains theoretically better.
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All months for Sofia
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | -3°C | 5°C | 28% | 2.0 | 8.4h | 4.2/10 |
| 🌫️ February | -1°C | 9°C | 25% | 1.2 | 9.0h | 5.4/10 |
| ⛅ March | 1°C | 13°C | 36% | 2.1 | 10.3h | 6.1/10 |
| ⛅ April | 6°C | 17°C | 33% | 2.0 | 12.0h | 7.2/10 |
| 🌤️ May | 10°C | 20°C | 43% | 2.4 | 12.8h | 7.4/10 |
| 🌤️ June | 15°C | 25°C | 35% | 2.2 | 14.3h | 8.4/10 |
| ☀️ July | 17°C | 28°C | 19% | 1.5 | 14.4h | 9.5/10 |
| ☀️ August | 16°C | 28°C | 21% | 1.2 | 13.0h | 9.2/10 |
| ☀️ September | 13°C | 25°C | 14% | 1.0 | 11.6h | 8.7/10 |
| 🌤️ October | 7°C | 18°C | 22% | 2.1 | 10.0h | 7.2/10 |
| ⛅ November | 3°C | 12°C | 33% | 2.2 | 8.3h | 5.3/10 |
| 🌫️ December | -1°C | 6°C | 32% | 1.9 | 7.5h | 4.1/10 |
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, Sofia averages 25°C, 14% rainy days and 11.6h of sunshine per day. Overall weather score: 8.7/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 9.5/10). Difference:
- 🌡️ Max temperature : +3°C
- 🌧 Rainy days : +5%
- ☀️ Sunshine : +2.8h/day
FAQ
FAQ — Sofia in September
Is September a good time to visit Sofia?
September is an excellent time to visit Sofia (score 8.7/10). With 25°C, 11.6h of sunshine and 14% rain, conditions are very favourable.
What to do in Sofia in September?
With 25°C and 11.6h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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