Greece Athens Weather in October — Climate Guide
October in Athens is very-high
October is very-high for Athens.
Best shoulder-pricing month. Still warm + sea-swimmable + cheaper than peak.
Travel score
Athens October Weather Stats
Avg High
23°C
Avg Low
14°C
Rainy Days
6
50mm total
Sunshine
8h
Daily avg
Humidity
65%
moderate
UV Index
5
Moderate
Wind
10 km/h
Gusts 25
Sea Temp
22°C
swimming possible
Crowds
Busy
At attractions
October Sunrise & Sunset
Air Quality
PM2.5
20 μg/m³
PM10
35 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
22°C
Nighttime
13°C
Humidity and wind affect how the actual temperature feels.
Wind
10 km/h
Max gust 25 km/h
Activities Recommended for October
October Travel Pros & Cons
Pros
- 23/14°C ideal
- Sea-temp 22°C still swimmable
- Crowds dropping
- Lower prices
Cons
- Rain 6 days
- Daylight dropping
- Greek islands ferries reducing
October Events & Festivals
- Athens Marathon (early November typically)
- Foliage at Mount Parnitha
Athens in October — Full Picture
Best shoulder-pricing month. Still warm + sea-swimmable + cheaper than peak.
What to Wear & What to Pack
Like Korean October. Light layers + jacket.
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)
Current22.7°C
14°C
5.7/mo
Winter (Dec·Jan·Feb)
13.7°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 October Hotel Picks
Frequently Asked Questions
Is October a good time to visit Athens?
Athens in October is very-high. Tourist crowds are busy and flight/hotel prices are shoulder.
What's the average temperature in Athens in October?
Athens October averages a high of 23°C and a low of 14°C.
Does it rain much in Athens in October?
Athens October averages 50mm of rainfall over about 6 rainy days.
What should I wear in Athens in October?
Like Korean October. Light layers + jacket.
What time are sunrise and sunset in Athens in October?
Athens October sunrise is 07:30 and sunset is 18:35, with 11h 5min of daylight.
What's the air quality like in Athens in October?
Athens October air quality (AQI) averages 55, rated Moderate. PM2.5 averages 20μg/m³.
What activities are recommended in Athens in October?
In October, Athens is great for Acropolis, Ancient Agora + Plaka, National Archaeological Museum.
Is October peak season in Athens?
Athens October crowds are busy and prices are shoulder. Advance reservations are strongly recommended.
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.