Zakynthos · AutumnMonth summary
Zakynthos weather in September
✅ Good
🌡️ Temperature min / max
22°C – 29°C
🌧 Rainy days
20% of days
☀️ Sunshine
11.0h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.5/10
📅 📅 Best month
June (9.0/10)
Quick decision
Should you visit Zakynthos in September?
✅ Good
✅ Yes if: you want good weather with lower prices than peak season.
❌ No if: you need guaranteed perfect weather — some mixed days are possible.
Our take: Favourable conditions in September (8.5/10). June scores higher but the gap is small.
By trip type
Zakynthos in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
🎯 One of the best months — 29°C, maximum sunshine and ideal conditions Autumn in Zakynthos is often underrated: 29°C, golden light and declining crowds. An interesting window. Rain risk remains low (20% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if June (9.0/10) remains theoretically better.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 10°C | 14°C | 44% | 4.9 | 8.4h | 4.8/10 |
| ⛅ February | 10°C | 15°C | 30% | 2.9 | 9.6h | 7.0/10 |
| ⛅ March | 11°C | 17°C | 36% | 2.2 | 10.4h | 7.1/10 |
| 🌤️ April | 13°C | 19°C | 20% | 1.0 | 11.7h | 7.6/10 |
| 🌤️ May | 16°C | 24°C | 19% | 1.0 | 13.0h | 8.6/10 |
| ☀️ June | 21°C | 30°C | 10% | 0.8 | 13.2h | 9.0/10 |
| ☀️ July | 24°C | 33°C | 2% | 0.2 | 13.3h | 8.2/10 |
| ☀️ August | 24°C | 33°C | 7% | 0.2 | 12.7h | 8.0/10 |
| ☀️ September | 22°C | 29°C | 20% | 2.3 | 11.0h | 8.5/10 |
| 🌤️ October | 18°C | 24°C | 26% | 3.3 | 9.9h | 7.9/10 |
| 🌦️ November | 15°C | 19°C | 46% | 6.6 | 8.8h | 7.0/10 |
| 🌦️ December | 12°C | 16°C | 40% | 4.1 | 8.4h | 6.3/10 |
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, Zakynthos averages 29°C, 20% rainy days and 11.0h of sunshine per day. Overall weather score: 8.5/10.
See methodology →
Comparison
September vs June (best month)
The best month is June (score 9.0/10). Difference:
- 🌡️ Max temperature : +1°C
- 🌧 Rainy days : -10%
- ☀️ Sunshine : +2.2h/day
FAQ
FAQ — Zakynthos in September
Is September a good time to visit Zakynthos?
September is an excellent time to visit Zakynthos (score 8.5/10). With 29°C, 11.0h of sunshine and 20% rain, conditions are very favourable.
What to do in Zakynthos in September?
With 29°C and 11.0h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
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