Greece Athens Weather in December — Climate Guide
December in Athens is moderate
December is moderate for Athens.
Christmas markets atmospheric. Outside Dec 23-Jan 1 holiday week, prices moderate. Mild compared to other European capitals.
Travel score
Athens December Weather Stats
Avg High
14°C
Avg Low
8°C
Rainy Days
9
70mm total
Sunshine
4h
Daily avg
Humidity
75%
moderate
UV Index
2
Low
Wind
12 km/h
Gusts 30
Sea Temp
17°C
no swimming
Crowds
Moderate
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
25 μg/m³
PM10
45 μg/m³
Status
moderate
Feels-Like Temperature & Wind
Feels like
Daytime
13°C
Nighttime
7°C
Humidity and wind affect how the actual temperature feels.
Wind
12 km/h
Max gust 30 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Christmas markets
- Acropolis no queues
- Mild 14°C
Cons
- Rain 9 days
- Sunset 17:00
- Dec 23-Jan 1 hotel premiums
December Events & Festivals
- Christmas markets at Syntagma + Klafthmonos squares
- Greek Christmas season
Athens in December — Full Picture
Christmas markets atmospheric. Outside Dec 23-Jan 1 holiday week, prices moderate. Mild compared to other European capitals.
What to Wear & What to Pack
Mild winter. Light coat + sweater + jeans.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
20.3°C
11.3°C
5.3/mo
Summer (Jun·Jul·Aug)
32°C
21°C
1.3/mo
Autumn (Sep·Oct·Nov)
22.7°C
14°C
5.7/mo
Winter (Dec·Jan·Feb)
Current13.7°C
7.3°C
8/mo
Athens Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 13° | 7° | 8d·50mm | 5h | 70% | 2 | Quiet | Low season | |
| 14° | 7° | 7d·50mm | 6h | 68% | 2 | Quiet | Low season | |
| 16° | 8° | 7d·45mm | 7h | 65% | 4 | Quiet | Shoulder | |
| April (Best) | 20° | 11° | 5d·30mm | 9h | 60% | 5 | Busy | Peak |
| May (Best) | 25° | 15° | 4d·20mm | 10h | 55% | 7 | Very busy | Peak |
| 30° | 19° | 2d·10mm | 12h | 50% | 9 | Very busy | Peak | |
| 33° | 22° | 1d·5mm | 12h | 45% | 10 | Very busy | Peak | |
| 33° | 22° | 1d·5mm | 11h | 45% | 10 | Very busy | Peak | |
| September (Best) | 28° | 18° | 3d·15mm | 10h | 55% | 7 | Very busy | Peak |
| October (Best) | 23° | 14° | 6d·50mm | 8h | 65% | 5 | Busy | Shoulder |
| 17° | 10° | 8d·60mm | 5h | 70% | 3 | Moderate | Shoulder | |
| 14° | 8° | 9d·70mm | 4h | 75% | 2 | Moderate | Shoulder |
View Other Months
Athens December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Athens?
Athens in December is moderate. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Athens in December?
Athens December averages a high of 14°C and a low of 8°C.
Does it rain much in Athens in December?
Athens December averages 70mm of rainfall over about 9 rainy days.
What should I wear in Athens in December?
Mild winter. Light coat + sweater + jeans.
What time are sunrise and sunset in Athens in December?
Athens December sunrise is 07:30 and sunset is 17:05, with 9h 35min of daylight.
What's the air quality like in Athens in December?
Athens December air quality (AQI) averages 65, rated Moderate. PM2.5 averages 25μg/m³.
What activities are recommended in Athens in December?
In December, Athens is great for Christmas markets, Acropolis (no queues), Museums.
Is December peak season in Athens?
Athens December crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Athens
View Other Months
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.