Weather in Montenegro for September 2025
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Until now, September 2025 in Montenegro is slightly cooler than the historical average by -1 °C.
Expect cooler weather in the next days in Montenegro with the forecast suggesting a temperature of 23.2 °C, lower than the historical average.
In general, the average temperature in Montenegro at the beginning of September is 26.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.3 °C by the end of September.
With an average of 5 rainy days, Montenegro experiences minimal rainfall in September.
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Montenegro Weather September
What’s the Weather Like in Montenegro This September?
Temperatures trend during September in Montenegro
September weather in Montenegro day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 25° /17° | 0 mm | 6 | |
| 2 Sept. | Sunny | 27° /20° | 0 mm | 7 | |
| 3 Sept. |  Patchy rain possible | 27° /20° | 1.1 mm | 6 | |
| 4 Sept. |  Moderate rain at times | 25° /15° | 1.2 mm | 6 | |
| 5 Sept. |  Partly cloudy | 25° /18° | 0 mm | 7 | |
| 6 Sept. | Sunny | 28° /18° | 4.9 mm | 7 | |
| 7 Sept. | Patchy rain possible | 26° /18° | 0.1 mm | 6 | |
| 8 Sept. | Sunny | 27° /18° | 0.1 mm | 6 | |
| 9 Sept. | Sunny | 26° /17° | 10.5 mm | 6 | |
| 10 Sept. | Sunny | 24° /17° | 5.8 mm | 6 | |
| 11 Sept. | Sunny | 24° /16° | 18.4 mm | 6 | |
| 12 Sept. | Sunny | 24° /18° | 2.1 mm | 6 | |
| 13 Sept. | Sunny | 23° /17° | 22.9 mm | 6 | |
| 14 Sept. | Partly cloudy | 22° /16° | 5 mm | 5 | |
| 15 Sept. | Partly cloudy | 21° /15° | 0.2 mm | 6 | |
| 16 Sept. | Patchy rain possible | 20° /14° | 0.4 mm | 5 | |
| 17 Sept. | Patchy rain possible | 26° /16° | 0.3 mm | 1.2 | |
| 18 Sept. | Sunny | 24° /14° | 0 mm | 1.4 | |
| 19 Sept. | Sunny | 25° /15° | 0 mm | 1.4 | |
| 20 Sept. | Sunny | 25° /17° | 0 mm | 1.8 | |
| 21 Sept. | Sunny | 25° /19° | 0 mm | 6 | |
| 22 Sept. | Sunny | 24° /20° | 0 mm | 6 | |
| 23 Sept. | Sunny | 24° /18° | 0 mm | 6 | |
| 24 Sept. | Patchy rain possible | 21° /16° | 1.5 mm | 4 | |
| 25 Sept. | Patchy rain possible | 24° /16° | 0.3 mm | 4 | |
| 26 Sept. | Patchy rain possible | 22° /15° | 0.2 mm | 4 | |
| 27 Sept. | Patchy rain possible | 21° /13° | 2.6 mm | 4 | |
| 28 Sept. | Patchy rain possible | 21° /13° | 0.6 mm | 4 | |
| 29 Sept. | Sunny | 20° /11° | 0 mm | 5 | |
| 30 Sept. | Sunny | 20° /14° | 0 mm | 5 | |
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Guide for Montenegro in September
In Montenegro, September marks the transition from summer to autumn, bringing pleasant weather and ideal conditions for outdoor activities.
At the beginning of the month, the coastal regions experience warm and sunny days with temperatures averaging around 25°, making it perfect for beachgoers and water sports enthusiasts. The sea temperature remains inviting for swimming, typically around 24°.
As the month progresses, the temperatures gradually begin to decrease, especially in the mountainous regions. Inland areas, such as the capital city of Podgorica and the stunning Durmitor National Park, start to experience cooler temperatures, with average highs around 26° and lows around 12°.
These cooler temperatures make it an excellent time for hiking and exploring the natural beauty of Montenegro without the summer crowds.
Overall, September in Montenegro offers a delightful blend of warm coastal days and cooler mountainous retreats, making it an appealing destination for a diverse range of travelers.
The weather conditions are generally stable, with lower chances of rainfall compared to the earlier summer months, providing an excellent opportunity to enjoy the country's stunning landscapes and cultural attractions.
Montenegro in September - FAQ
Montenegro water temperatures in September
The average water temperature of the Adriatic Sea near Montenegro in September is 24.8 °C. At the beginning of September temperatures are around 24.7 °C; by the end of the month they stay fairly steady and reach 25 °C.
- What is the water temperature in Montenegro in September?
- The average water temperature in Montenegro in September is 24.8 °C.
- Can you swim in Montenegro 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 Montenegro
UV exposure in Montenegro during September
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