Kotor weather in September

September in Kotor: hot, soaked, with clean air — an excellent time to visit.

#4 of 12 months in Kotor · #305 of 604 destinations to visit in September · comfort 80/100 (tier A)

Updated June 2026 · climate normals from ERA5 reanalysis

Kotor climate normals — September

Daytime high26°C / 80°F🥵 hot
Nighttime low20°C / 67°F
Feels like (high)29°C / 84°F
Rainfall211 mm / 8.3 in⛈ soaked
Rainy days11 days
Humidity74%💧 humid
Dew point18°C / 64°F
Sunshine10.1 h/day
Daylight12.5 h
Wind10 km/h / 6 mph
Air quality (US AQI)38🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Kotor?

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Kotor in September — FAQ

Is September a good time to visit Kotor?
September in Kotor: hot, soaked, with clean air — an excellent time to visit. It ranks #4 of 12 months for Kotor on SeasonMap's comfort score (80/100).
What is the weather like in Kotor in September?
In September, Kotor averages a daily high of 26.4°C and a low of 19.5°C, with about 210.5 mm of rain over roughly 10.6 rainy days.
What is the air quality in Kotor in September?
Kotor has a mean US Air Quality Index of about 38 in September.

Other months in Kotor

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