January 20 is generally a great time to visit Athens. While there is a slight chance of rain (16%), showers are usually brief. Expect comfortable 13°C weather. It's a quieter period for Athens, ideal for those who prefer unhurried sightseeing.
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Essential Travel Info for Athens
Currency
EUR
€ Euro
Language
Greek
Driving
Right side
Connect
As of Sept 2021, Athens has 5G from Cosm...
Safety
High Safety
GPI: 1.838
Athens Weather Forecast for January 20
"Mild & Comfortable. Expect average highs of 12.7°C. 16% chance of snow."
What to Wear in Athens in January
Based on historical data for January 20, Athens typically experiences temperatures between 6.1°C and 12.7°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (16% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Athens
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
12.7°C
Daytime Peak
Average Low
6.1°C
Nighttime Low
Feels Like
12°C
🌤️ Feels accurate
Snow Chance
16%
Avg 0.8mm if it snows
Snowfall
0.1 cm
~16% chance
Pressure
1018.8 hPa
Medium volatility
Athens Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 86% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 200 min to burn
Type III-IV
🟡 300 min to burn
Type V-VI
🟢 500 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
8.8°C
Dry air
Heat Stress
Low
No heat warning
😐 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Greece
Flight Traffic
Quiet
31/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~261
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Athens
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:39
☀️ Noon
12:37
🌇 Sunset
17:35
⏱️ Daylight
9h 56m
Wind Speed
14.4 km/h
Gentle breeze
Sunshine
7.3 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Athens
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in Athens
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Active seismic zone. Multiple earthquakes per year.
Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Athens on January 20 averages 12.7°C with a 16% precipitation probability. Wedding/Outdoor Event Score: 85/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Athens Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
January 19
12.7°C • 13% rain
Score
90
January 18
12.4°C • 15% rain
Score
89
January 17
12.3°C • 13% rain
Score
88
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (January 20) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Athens Worth Visiting on January 20?
Planning a trip to Athens on January 20? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 12.7°C with a 16% historical precipitation risk.
✈️ Travel Logistics: Approximately 261 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 6 vaccinations are recommended for Greece, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 16.6°C (polar plunge). Wave conditions are generally fun waves with heights around 0.58m.
📊 Historical Extremes: The hottest January 20 recorded in the last 30 years saw temperatures hit 17.7°C in 2024, while the coldest dropped to -0.7°C in 2021.