Skiathos · AutumnMonth summary
Skiathos weather in September
✅ Good
🌡️ Temperature min / max
73°F – 77°F
🌧 Rainy days
21% of days
☀️ Sunshine
10.8h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.8/10
📅 📅 Best month
July (9.8/10)
Quick decision
Should you visit Skiathos 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 (8.8/10). July scores higher but the gap is small.
By trip type
Skiathos 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
Autumn in Skiathos is often underrated: 25°F, golden light and declining crowds. An interesting window. Rain risk remains low (21% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if July (9.8/10) remains theoretically better.
Browse by month
All months for Skiathos
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 50°F | 55°F | 38% | 4.3in | 6.6h | 7.0/10 |
| ⛅ February | 52°F | 57°F | 33% | 3.3in | 8.2h | 7.0/10 |
| ⛅ March | 54°F | 57°F | 31% | 3.0in | 8.7h | 7.1/10 |
| ⛅ April | 57°F | 61°F | 18% | 1.8in | 11.0h | 7.4/10 |
| 🌤️ May | 64°F | 68°F | 14% | 1.4in | 11.8h | 8.2/10 |
| 🌤️ June | 72°F | 75°F | 12% | 1.3in | 13.6h | 9.0/10 |
| ☀️ July | 77°F | 81°F | 6% | 1.0in | 13.2h | 9.8/10 |
| ☀️ August | 79°F | 81°F | 9% | 0.9in | 12.4h | 9.6/10 |
| ☀️ September | 73°F | 77°F | 21% | 4.1in | 10.8h | 8.8/10 |
| 🌤️ October | 66°F | 70°F | 24% | 2.3in | 8.5h | 8.1/10 |
| 🌤️ November | 61°F | 64°F | 25% | 2.5in | 7.5h | 7.5/10 |
| ⛅ December | 55°F | 59°F | 31% | 3.7in | 6.6h | 7.1/10 |
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, Skiathos averages 77°F, 21% rainy days and 10.8h of sunshine per day. Overall weather score: 8.8/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 9.8/10). Difference:
- 🌡️ Max temperature : +2°F
- 🌧 Rainy days : -15%
- ☀️ Sunshine : +2.4h/day
FAQ
FAQ — Skiathos in September
Is September a good time to visit Skiathos?
September is an excellent time to visit Skiathos (score 8.8/10). With 77°F, 10.8h of sunshine and 21% rain, conditions are very favourable.
What to do in Skiathos in September?
With 77°F and 10.8h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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Activities & tours
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