Sintra · AutumnMonth summary
Sintra weather in October
✅ Good
🌡️ Temperature min / max
15°C – 21°C
🌧 Rainy days
34% of days
☀️ Sunshine
10.3h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.4/10
📅 📅 Best month
August (9.1/10)
Quick decision
Should you visit Sintra in October?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: Favourable conditions in October (7.4/10). August scores higher but the gap is small.
By trip type
Sintra in October by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in October
🎯 Good period — 22°C with good sunshine. Reasonable crowds Autumn in Sintra is often underrated: 21°C, golden light and declining crowds. An interesting window. Expect rain on 34% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. August (9.1/10) is significantly better if possible.
Browse by month
All months for Sintra
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 8°C | 14°C | 33% | 3.0 | 9.0h | 6.0/10 |
| ⛅ February | 9°C | 15°C | 31% | 2.4 | 9.8h | 7.0/10 |
| 🌦️ March | 9°C | 15°C | 40% | 3.6 | 10.7h | 6.7/10 |
| 🌦️ April | 11°C | 17°C | 40% | 2.9 | 12.1h | 7.1/10 |
| 🌤️ May | 13°C | 20°C | 24% | 1.7 | 13.0h | 7.8/10 |
| 🌤️ June | 15°C | 21°C | 23% | 1.0 | 13.9h | 8.2/10 |
| 🌤️ July | 16°C | 23°C | 6% | 0.2 | 13.8h | 9.0/10 |
| 🌤️ August | 17°C | 24°C | 4% | 0.1 | 12.9h | 9.1/10 |
| 🌤️ September | 16°C | 23°C | 17% | 1.1 | 11.2h | 8.3/10 |
| 🌤️ October | 15°C | 21°C | 34% | 2.8 | 10.3h | 7.4/10 |
| 🌦️ November | 11°C | 17°C | 45% | 3.7 | 8.8h | 6.7/10 |
| ⛅ December | 10°C | 15°C | 38% | 3.4 | 8.7h | 6.0/10 |
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 October, Sintra averages 21°C, 34% rainy days and 10.3h of sunshine per day. Overall weather score: 7.4/10.
See methodology →
Comparison
October vs August (best month)
The best month is August (score 9.1/10). Difference:
- 🌡️ Max temperature : +3°C
- 🌧 Rainy days : -30%
- ☀️ Sunshine : +2.6h/day
FAQ
FAQ — Sintra in October
Is October a good time to visit Sintra?
October is an acceptable time for Sintra (score 7.4/10). Conditions are decent but not optimal — consider August (9.1/10) if possible.
What to do in Sintra in October?
With 21°C max and 10.3h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
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