Kos vs Zakynthos in September

Kos is the better pick in September — 93 vs 87 on SeasonMap's comfort score. Kos is hot, dry, while Zakynthos is hot, a little rain, clean air.

Kos vs Zakynthos — September climate, side by side

🇬🇷 Kos🇬🇷 Zakynthos
Comfort score93/100 (S)87/100 (A)
Feels-like high30°C31°C
Avg high / low29° / 23°29° / 19°
Rainfall8 mm73 mm
Rainy days16
Humidity72%73%
Air quality (AQI)5650

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Kos vs Zakynthos in September — FAQ

Is September better in Kos or Zakynthos?
Kos is the better pick in September — 93 vs 87 on SeasonMap's comfort score. Kos is hot, dry, while Zakynthos is hot, a little rain, clean air.
What is the weather like in Kos vs Zakynthos in September?
In September, Kos averages 29°C high / 23°C low with about 8 mm of rain; Zakynthos averages 29°C high / 19°C low with about 73 mm.