Portugal Lisbon Weather in December — Climate Guide
December in Lisbon is Moderate
Lisbon Weather in December — Quick Answer
As of 2026- Avg temp
- 14° / 9°
- Rainfall
- 110mm · 12 days
- Crowds
- Moderate
As of 2026, Lisbon in December averages a high of 14°C and low of 9°C with 110mm of rain over about 12 days. Light winter jacket + warm sweater + scarf + gloves. Waterproof shoes essential.
December is Moderate for Lisbon.
December is mild winter. Daytime 14°C, nighttime 9°C. Christmas markets at Praça do Comércio + Lumiar. Réveillon (NYE) at Praça do Comércio is the iconic Lisbon NYE — free outdoor party + fireworks from castle + Tagus River.
December 24-26 most restaurants close. Hotel prices spike December 22 to January 2.
Travel score
Christmas markets + NYE Comércio + 1 value week
December Weather at a Glance
Lisbon in December averages 61°F / 16°C high and 46°F / 8°C low. 5 hours sunshine, 95mm rain, 11 rainy days. Darkest of the year. Sunrise 7:50 AM, sunset 5:15 PM. Freezing virtually never; mild.
December Travel Advice
Padded coat + umbrella + waterproof shoes + scarf / gloves. Mercado de Natal (Rossio + Praça do Comércio Christmas markets, smaller than other European cities, late Nov-Dec 24) + Dec 24 Consoada (family dinner, most shops close 2 PM) + Dec 31 Réveillon (Praça do Comércio fireworks 10:30 PM-1 AM + tradition: 12 grapes at midnight + figs + walnuts + 'Bolo Rei' cake).
Flying In from Overseas
Korea year-end holiday (Dec 20-Jan 5) prices peak — Seoul-LIS $1,000-1,450 (connections). First + second week of December is the last value window + NYE (Dec 29-Jan 2) sees hotels 1.5-2× normal.
December Pricing Trends
Peak-back — Chiado 4-star $130-230/night (Dec 29-Jan 2 1.5×). 5-star $295-580.
Lisbon December Weather Stats
Avg High
14°C
Avg Low
9°C
Rainy Days
12
110mm total
Sunshine
4.6h
Daily avg
Humidity
77%
Comfortable
UV Index
2
Low
Wind
13 km/h
Gusts 28
Sea Temp
16°C
Cool
Crowds
Moderate
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
13 μg/m³
PM10
24 μg/m³
Status
Good
Feels-Like Temperature & Wind
Feels like
Daytime
12°C
Nighttime
7°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 28 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Christmas markets atmospheric
- Réveillon NYE at Praça do Comércio
- Mild Mediterranean winter
Cons
- Christmas/NYE hotel prices spike
- December 24-26 restaurants close
- Frequent rain
December Events & Festivals
- Christmas markets (Praça do Comércio)
- Réveillon NYE at Praça do Comércio + Avenida
- Hotel rates spike last 10 days
Lisbon in December — Full Picture
December is mild winter. Daytime 14°C, nighttime 9°C. Christmas markets at Praça do Comércio + Lumiar. Réveillon (NYE) at Praça do Comércio is the iconic Lisbon NYE — free outdoor party + fireworks from castle + Tagus River.
December 24-26 most restaurants close. Hotel prices spike December 22 to January 2.
What to Wear & What to Pack
Light winter jacket + warm sweater + scarf + gloves. Waterproof shoes essential.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
19.3°C
12°C
8.7/mo
Summer (Jun·Jul·Aug)
27°C
17.7°C
1.7/mo
Autumn (Sep·Oct·Nov)
21.7°C
14°C
8/mo
Winter (Dec·Jan·Feb)
Current14.3°C
8.3°C
12.3/mo
Lisbon Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 14° | 8° | 14d·110mm | 4.6h | 76% | 2 | Quiet | Low season | |
| 15° | 8° | 11d·80mm | 5.9h | 73% | 3 | Quiet | Low season | |
| 17° | 10° | 10d·60mm | 6.9h | 70% | 4 | Moderate | Shoulder | |
| April (Best) | 19° | 12° | 9d·60mm | 8.1h | 67% | 5 | Busy | Peak |
| May (Best) | 22° | 14° | 7d·45mm | 9.6h | 64% | 7 | Busy | Peak |
| June (Best) | 25° | 17° | 3d·16mm | 11h | 64% | 8 | Very busy | Peak |
| July (Best) | 28° | 18° | 1d·4mm | 11.5h | 60% | 9 | Very busy | Peak |
| August (Best) | 28° | 18° | 1d·6mm | 11h | 60% | 9 | Very busy | Peak |
| September (Best) | 26° | 17° | 4d·25mm | 9h | 65% | 7 | Busy | Peak |
| 22° | 14° | 8d·80mm | 6.6h | 71% | 4 | Moderate | Shoulder | |
| 17° | 11° | 12d·130mm | 5h | 78% | 2 | Moderate | Shoulder | |
| 14° | 9° | 12d·110mm | 4.6h | 77% | 2 | Moderate | Peak |
View Other Months
Lisbon December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Lisbon?
Lisbon in December is Moderate. Tourist crowds are moderate and flight/hotel prices are peak.
What's the average temperature in Lisbon in December?
Lisbon December averages a high of 14°C and a low of 9°C.
Does it rain much in Lisbon in December?
Lisbon December averages 110mm of rainfall over about 12 rainy days.
What should I wear in Lisbon in December?
Light winter jacket + warm sweater + scarf + gloves. Waterproof shoes essential.
What time are sunrise and sunset in Lisbon in December?
Lisbon December sunrise is 07:45 and sunset is 17:15, with 9h 30m of daylight.
What's the air quality like in Lisbon in December?
Lisbon December air quality (AQI) averages 38, rated Good. PM2.5 averages 13μg/m³.
What activities are recommended in Lisbon in December?
In December, Lisbon is great for Christmas markets (Praça do Comércio), Réveillon NYE at Praça do Comércio, Belcanto holiday menus.
Is December peak season in Lisbon?
Lisbon December crowds are moderate and prices are peak. You can travel relatively comfortably without long queues.
Best Months to Visit Lisbon
View Other Months
Planning a December trip to Lisbon?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.