Porto · WinterMonth summary
Porto weather in December
⚠️ Fair
🌡️ Temperature min / max
9°C – 14°C
🌧 Rainy days
47% of days
☀️ Sunshine
7.3h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
4.4/10
📅 📅 Best month
August (8.9/10)
Quick decision
Should you visit Porto in December?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: December is a difficult time for Porto. August (8.9/10) is much more favourable.
By trip type
Porto in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
🎯 Tourist low season — museums and monuments without queues In December, Porto sees 14°C during the day with 7.3h of sunshine per day. With 47% of rainy days, always have indoor alternatives planned.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 7°C | 14°C | 40% | 5.9 | 8.1h | 5.0/10 |
| ⛅ February | 8°C | 15°C | 37% | 4.4 | 9.0h | 6.1/10 |
| 🌦️ March | 9°C | 15°C | 46% | 5.2 | 10.1h | 5.7/10 |
| 🌦️ April | 11°C | 17°C | 42% | 4.9 | 11.6h | 7.0/10 |
| 🌤️ May | 13°C | 20°C | 31% | 2.6 | 13.0h | 7.6/10 |
| 🌤️ June | 15°C | 21°C | 26% | 1.6 | 13.2h | 8.0/10 |
| 🌤️ July | 16°C | 23°C | 10% | 0.4 | 13.4h | 8.8/10 |
| 🌤️ August | 16°C | 24°C | 8% | 0.4 | 12.5h | 8.9/10 |
| 🌤️ September | 16°C | 22°C | 19% | 2.2 | 11.0h | 8.0/10 |
| 🌤️ October | 14°C | 20°C | 40% | 5.8 | 9.5h | 7.1/10 |
| 🌦️ November | 10°C | 16°C | 50% | 6.5 | 7.9h | 5.2/10 |
| 🌦️ December | 9°C | 14°C | 47% | 6.3 | 7.3h | 4.4/10 |
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 December, Porto averages 14°C, 47% rainy days and 7.3h of sunshine per day. Overall weather score: 4.4/10.
See methodology →
Comparison
December vs August (best month)
The best month is August (score 8.9/10). Difference:
- 🌡️ Max temperature : +10°C
- 🌧 Rainy days : -39%
- ☀️ Sunshine : +5.2h/day
FAQ
FAQ — Porto in December
Is December a good time to visit Porto?
December is not recommended for Porto (score 4.4/10). With 47% rainy days and 7.3h of sunshine, consider August (8.9/10) instead.
What's the weather like in Porto in December?
It's cool with 14°C daytime and 9°C at night. 7.3h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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Activities & tours
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