Algarve · AutumnMonth summary
Algarve weather in September
✅ Good
🌡️ Temperature min / max
64°F – 79°F
🌧 Rainy days
10% of days
☀️ Sunshine
11.4h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.9/10
📅 📅 Best month
July (10.0/10)
Quick decision
Should you visit Algarve in September?
✅ Good
✅ Yes if: you want to combine beach, sightseeing and hiking — versatile weather (26°F, little rain).
❌ No if: you want to avoid tourist crowds — this is the busiest period.
Our take: Algarve in September: 79°F and 11.4h of sunshine. Decent, but not the peak.
By trip type
Algarve 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 Algarve is often underrated: 26°F, golden light and declining crowds. An interesting window. Rain is virtually absent (10% of days) — ideal for planning without a backup. A good balance between weather and crowds, even if July (10.0/10) remains theoretically better.
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All months for Algarve
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 50°F | 61°F | 21% | 0.1in | 9.1h | 7.1/10 |
| ⛅ February | 52°F | 63°F | 25% | 0.1in | 10.0h | 7.1/10 |
| 🌤️ March | 52°F | 64°F | 36% | 0.1in | 11.0h | 7.1/10 |
| 🌤️ April | 55°F | 66°F | 32% | 0.1in | 12.4h | 7.4/10 |
| 🌤️ May | 57°F | 73°F | 16% | 0.0in | 13.0h | 8.6/10 |
| ☀️ June | 63°F | 77°F | 10% | 0.0in | 13.9h | 9.3/10 |
| ☀️ July | 64°F | 82°F | 2% | 0.0in | 13.7h | 10.0/10 |
| ☀️ August | 66°F | 84°F | 0% | 0.0in | 13.0h | 9.5/10 |
| ☀️ September | 64°F | 79°F | 10% | 0.0in | 11.4h | 8.9/10 |
| 🌤️ October | 63°F | 75°F | 24% | 0.1in | 10.6h | 8.1/10 |
| 🌤️ November | 55°F | 68°F | 30% | 0.1in | 9.1h | 7.3/10 |
| ⛅ December | 52°F | 63°F | 29% | 0.1in | 9.0h | 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, Algarve averages 79°F, 10% rainy days and 11.4h of sunshine per day. Overall weather score: 8.9/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 10.0/10). Difference:
- 🌡️ Max temperature : +2°F
- 🌧 Rainy days : -8%
- ☀️ Sunshine : +2.3h/day
FAQ
FAQ — Algarve in September
Is September a good time to visit Algarve?
September is an excellent time to visit Algarve (score 8.9/10). With 79°F, 11.4h of sunshine and 10% rain, conditions are very favourable.
What to do in Algarve in September?
With 79°F and 11.4h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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