Lisbon · WinterMonth summary
Lisbon weather in December
✅ Good
🌡️ Temperature min / max
10°C – 16°C
🌧 Rainy days
28% of days
☀️ Sunshine
8.2h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
7.0/10
📅 📅 Best month
July (9.7/10)
Quick decision
Should you visit Lisbon in December?
✅ 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 December (7.0/10). July scores higher but the gap is small.
By trip type
Lisbon in December by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
🎯 Quiet period for families — fewer crowds but limited outdoor activities In December, Lisbon sees 16°C during the day with 8.2h of sunshine per day. Expect rain on 28% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. July (9.7/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 9°C | 15°C | 26% | 2.2 | 8.5h | 7.0/10 |
| ⛅ February | 9°C | 16°C | 25% | 2.0 | 9.3h | 7.0/10 |
| ⛅ March | 10°C | 16°C | 34% | 2.4 | 10.4h | 7.0/10 |
| 🌤️ April | 12°C | 18°C | 33% | 2.3 | 11.7h | 7.2/10 |
| 🌤️ May | 14°C | 22°C | 15% | 1.3 | 13.0h | 8.5/10 |
| 🌤️ June | 16°C | 24°C | 13% | 0.5 | 13.4h | 8.9/10 |
| ☀️ July | 18°C | 27°C | 3% | 0.1 | 13.3h | 9.7/10 |
| ☀️ August | 18°C | 28°C | 2% | 0.0 | 12.4h | 9.7/10 |
| ☀️ September | 17°C | 26°C | 13% | 1.0 | 11.0h | 8.7/10 |
| 🌤️ October | 16°C | 23°C | 28% | 2.4 | 9.7h | 7.7/10 |
| ⛅ November | 12°C | 18°C | 36% | 3.0 | 8.7h | 7.0/10 |
| ⛅ December | 10°C | 16°C | 28% | 2.7 | 8.2h | 7.0/10 |
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 December, Lisbon averages 16°C, 28% rainy days and 8.2h of sunshine per day. Overall weather score: 7.0/10.
See methodology →
Comparison
December vs July (best month)
The best month is July (score 9.7/10). Difference:
- 🌡️ Max temperature : +11°C
- 🌧 Rainy days : -25%
- ☀️ Sunshine : +5.1h/day
FAQ
FAQ — Lisbon in December
Is December a good time to visit Lisbon?
December is an acceptable time for Lisbon (score 7.0/10). Conditions are decent but not optimal — consider July (9.7/10) if possible.
What to do in Lisbon in December?
With 16°C max and 8.2h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Lisbon
Guided tours, skip-the-line tickets and local experiences.
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