Weather in Kotor for September 2026
So far, September 2026 in Kotor is slightly warmer than the historical average by 1.4 °C.
Expect cooler weather in the next days in Kotor with the forecast suggesting a temperature of 20.8 °C, lower than the historical average.
In general, the average temperature in Kotor at the beginning of September is 27.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.7 °C by the end of September.
Kotor in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 102.8 mm.
Temperatures
Rain 🌧️
Kotor Weather September
Temperatures trend during September in Kotor
September weather in Kotor day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 26° /18° | 0 mm | 7 | |
| 2 Sept. | Sunny | 28° /19° | 0.2 mm | 7 | |
| 3 Sept. | Sunny | 28° /19° | 0.9 mm | 7 | |
| 4 Sept. |  Moderate rain at times | 27° /15° | 0.9 mm | 6 | |
| 5 Sept. |  Partly cloudy | 26° /18° | 0 mm | 7 | |
| 6 Sept. | Sunny | 29° /18° | 3.7 mm | 7 | |
| 7 Sept. |  Patchy rain possible | 27° /17° | 0.1 mm | 7 | |
| 8 Sept. | Sunny | 27° /18° | 0.1 mm | 7 | |
| 9 Sept. | Sunny | 26° /17° | 7.9 mm | 6 | |
| 10 Sept. | Sunny | 25° /18° | 4.3 mm | 6 | |
| 11 Sept. | Patchy rain possible | 25° /17° | 14 mm | 6 | |
| 12 Sept. | Sunny | 25° /18° | 3.3 mm | 5 | |
| 13 Sept. | Sunny | 24° /16° | 17.2 mm | 6 | |
| 14 Sept. | Partly cloudy | 23° /16° | 3.7 mm | 5 | |
| 15 Sept. | Patchy rain possible | 22° /15° | 0.5 mm | 5 | |
| 16 Sept. | Patchy rain possible | 23° /15° | 0.2 mm | 6 | |
| 17 Sept. | Partly cloudy | 24° /15° | 0.9 mm | 6 | |
| 18 Sept. | Sunny | 22° /16° | 1.1 mm | 5 | |
| 19 Sept. | Partly cloudy | 24° /18° | 3.7 mm | 5 | |
| 20 Sept. | Patchy rain possible | 25° /17° | 0.9 mm | 6 | |
| 21 Sept. | Patchy rain possible | 25° /18° | 0.8 mm | 5 | |
| 22 Sept. | Patchy rain possible | 24° /16° | 0.6 mm | 6 | |
| 23 Sept. | Sunny | 22° /14° | 1.5 mm | 5 | |
| 24 Sept. |  Patchy light rain with thunder | 20° /13° | 7.8 mm | 4 | |
| 25 Sept. | Patchy rain possible | 19° /13° | 7.9 mm | 4 | |
| 26 Sept. | Sunny | 20° /14° | 0 mm | 5 | |
| 27 Sept. | Sunny | 21° /8° | 0 mm | 5.1 | |
| 28 Sept. | Sunny | 21° /10° | 0 mm | 5.1 | |
| 29 Sept. | Sunny | 22° /10° | 0 mm | 4.9 | |
| 30 Sept. | Sunny | 22° /10° | 0 mm | 4.7 | |
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Kotor in September - FAQ
What are the expected maximum and minimum temperatures in Kotor during September?
How much rainfall should be expected in Kotor during September?
What are the typical wind conditions in Kotor during September?
Kotor water temperatures in September
The average water temperature of the Adriatic Sea near Kotor in September is 25.8 °C. At the beginning of September temperatures are around 26.2 °C; by the end of the month they get a bit cooler and reach 25.2 °C.
- What is the water temperature in Kotor in September?
- The average water temperature in Kotor in September is 25.8 °C.
- Can you swim in Kotor in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
September rainfall patterns in Kotor
UV exposure in Kotor during September
Quick links
Where is Kotor?Get accurate weather forecasts for Kotor, located at latitude 42.421 and longitude 18.768. Stay updated with localized weather information tailored for Kotor.