Kotor Weather in September
September in Kotor sees daytime temperatures around 23°C (73°F) and lows of 16°C (61°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.
Rainfall in Kotor in September
Kotor is in the rainy season in September, with rain on around 9 days and an average of 210 mm (8.3 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Kotor in September
In September, Kotor sees high temperatures, with highs of 23°C (73°F). Nights drop to around 16°C (61°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Kotor in September
Expect a lot of sunshine this month, with about 251 hours of sun. Showers typically arrive in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, there's plenty of sunshine for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Kotor.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Montenegro, check out our Kotor's climate page.
Kotor Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
23°C (73°F)
Chance of Rain
29%
Precipitation
210 mm (8.3 in)
Rainy days
9 days
Humidity
70% *
Sunshine
251 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kotor typically drop from around 28°C (82°F) at the start of September to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 16°C (61°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Kotor in September
Browse day-by-day weather records for Kotor spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kotor historical weather extremes in September
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Kotor.
- On September 16, 1987, temperatures climbed to 36°C (97°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 17°C (63°F), recorded on September 28, 2002.
- The lowest overnight temperature recorded in September was 4°C (39°F) (September 30, 1977).
Best Places in Montenegro in September
Find out more about the weather in Montenegro and which places have the best travel conditions in this month. See all of Montenegro in September →
perfect weather
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unpleasant
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What to Wear in Kotor in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Kotor in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Montenegro, check out our Kotor's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kotor climate overview or explore weather in Montenegro.
