Mykonos vs Santorini in September

Mykonos and Santorini are nearly tied in September — 91 vs 94 on SeasonMap's comfort score. Mykonos is warm, dry, clean air; Santorini is warm, dry.

Mykonos vs SantoriniSeptember climate, side by side

MykonosSantorini
Comfort score91/100 (S)94/100 (S)
Feels-like high28°C28°C
Avg high / low28° / 22°27° / 22°
Rainfall5 mm2 mm
Rainy days11
Humidity73%72%
Air quality (AQI)5052

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

Mykonos vs Santorini in September — FAQ

Is September better in Mykonos or Santorini?
Mykonos and Santorini are nearly tied in September — 91 vs 94 on SeasonMap's comfort score. Mykonos is warm, dry, clean air; Santorini is warm, dry.
What is the weather like in Mykonos vs Santorini in September?
In September, Mykonos averages 28°C high / 22°C low with about 5 mm of rain; Santorini averages 27°C high / 22°C low with about 2 mm.