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Zakynthos, Greece · Temperate oceanic

Zakynthos in September: go or not?

Excellent time. Zakynthos in September scores 8.6/10.

📅 Updated August 2026 🛰️ ERA5 · 10 years 📍 37.78°N · 20.90°E
⚡ This month's verdict
Go for it
Zakynthos · September
8.6
22–29°
Temperature
20%
Rain
7h
Sun
🌊 Seaside☀️ Bright🍴 Gastronomy
Photo : Ana-Maria D. via Unsplash
The month in detail

What to expect in September

Autumn in Zakynthos is often underrated: 29.0°C, golden light and declining crowds. An interesting window. Rain risk remains low (20.0% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if September (8.6/10) remains theoretically better.

September is the best month of the year in Zakynthos. Compared to August: −4°C daytime, 13 pts more rainy days, −1.6h of sun per day.

This month's conditions

What it's like in September

UV index
6 · high
sunscreen and hat advised
Feels like
muggy at times
19°
Sea
26°C
pleasant for swimming
Daylight
12.2h of daylight
Air quality
good
AQI 34
Compare

Is September the right month?

September is actually the best month of the year in Zakynthos. Good timing.

See all 12 months →
Context

Our verdict

Zakynthos (Zante), 3rd largest Greek Ionian island: 40,000 inhabitants over 410 km² south-west of Kefalonia. Nicknamed "the flower of the Levant" by the Venetians. iconic image of Greece: Navagio Beach ("shipwreck beach", isolated cove with rusted shipwreck stranded 1980, white limestone cliffs 200m, indescribable turquoise water).

Read Gilles' full review →

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Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

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Hotels & rentals · Zakynthos
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Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.

Country · Greece

🗣️LanguageGreek
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘModerate · 3/5

🌡️ Climate

🌍Climate typeTemperate oceanic
📈Climate trend ⓘ+1.29°C/decade
🔥Hottest monthJuly · 33°C
❄️Coolest monthJanuary · 14°C
🌧️Rainiest month ⓘNovember · 46%

🏖️ Beach holiday

📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Explore

Other destinations in September

If September doesn't convince you for this destination, compare with others.

Similar climate
KefaloniaGreecePantelleriaItalyKalamataGreeceCorfuGreeceAnnabaAlgeria
Nearby
LefkadaGreece106 kmPeloponneseGreece133 kmHydraGreece232 kmAthensGreece249 km
Other top picks
La PalmaSpain8.6LanzaroteSpain8.6TofoMozambique8.6HonoluluUnited States8.7MaseruLesotho8.7
← AugustOctober →
🗺️ See all 754 destinations on the map
Location

Where is Zakynthos ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Greece
Temperate oceanic climate with a 8.6 → 4.2 gap between best and worst month. 10 years of ERA5 data to choose by project.
37.78°N · 20.90°E
Questions

Frequently asked questions

What is the best time to visit Zakynthos?
September is the best month with 29.0°C highs, 22.0°C lows, 7.4h of sunshine and 20.0% rainy days. The months of September & May offer comparable conditions.
How many hours of sunshine does Zakynthos get in September?
Zakynthos averages 7.4 sunshine hours per day in September. It is the sunniest month with a climate score of 8.1/10.
What is the rainiest month in Zakynthos?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Zakynthos in September?
In September, overnight lows reach 22.0°C, while afternoon highs average 29.0°C.
Is Zakynthos good in winter?
In winter (December-February), Zakynthos scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 8.1/10.
When should you avoid Zakynthos?
January is the most difficult month to visit Zakynthos, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Zakynthos in September?
In September, the sea averages 26°C in Zakynthos: pleasant for swimming. Swimming is pleasant without a wetsuit.
Do you need sun protection in Zakynthos in September?
The average UV index reaches 6 in September in Zakynthos (high), with about 12.2h of daylight. Sunscreen and hat advised.