Weather in Rijeka for September 2027
In general, the average temperature in Rijeka at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.7 °C by the end of September.
Rijeka experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 112.5 mm.
Is September a good time to visit Rijeka? check out the best time to travel to Rijeka page.
✨ Is September a good time to visit Rijeka? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
Rijeka Weather September
Temperatures trend during September in Rijeka
September weather in Rijeka day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 25° /18° | 0.1 mm | 7 | |
| 2 Sept. | Sunny | 26° /19° | 0.7 mm | 6 | |
| 3 Sept. |  Patchy rain possible | 26° /18° | 0.1 mm | 6 | |
| 4 Sept. | Sunny | 26° /18° | 0 mm | 6.8 | |
| 5 Sept. | Patchy rain possible | 25° /19° | 1.2 mm | 6 | |
| 6 Sept. | Sunny | 25° /17° | 0.1 mm | 6 | |
| 7 Sept. | Sunny | 25° /17° | 0 mm | 6 | |
| 8 Sept. | Patchy rain possible | 25° /18° | 1.5 mm | 6 | |
| 9 Sept. |  Light rain | 24° /17° | 7.3 mm | 5 | |
| 10 Sept. |  Heavy rain | 23° /15° | 29 mm | 5 | |
| 11 Sept. | Light rain | 22° /16° | 7 mm | 5 | |
| 12 Sept. |  Moderate rain | 22° /15° | 13.8 mm | 5 | |
| 13 Sept. | Patchy rain possible | 20° /14° | 2.3 mm | 5 | |
| 14 Sept. | Light rain | 21° /15° | 5.1 mm | 4 | |
| 15 Sept. | Sunny | 21° /14° | 0.7 mm | 5 | |
| 16 Sept. | Light rain | 21° /14° | 3.6 mm | 5 | |
| 17 Sept. | Light rain | 20° /14° | 3 mm | 5 | |
| 18 Sept. | Patchy rain possible | 22° /14° | 0.3 mm | 5 | |
| 19 Sept. | Light rain | 23° /16° | 3.8 mm | 5 | |
| 20 Sept. | Patchy rain possible | 22° /16° | 0.1 mm | 5 | |
| 21 Sept. | Patchy rain possible | 22° /15° | 1.6 mm | 5 | |
| 22 Sept. | Light rain | 22° /15° | 5.1 mm | 5.2 | |
| 23 Sept. | Light rain | 19° /14° | 3.3 mm | 5 | |
| 24 Sept. | Moderate rain | 18° /13° | 13.8 mm | 4 | |
| 25 Sept. | Light rain | 19° /12° | 3.1 mm | 4 | |
| 26 Sept. | Patchy rain possible | 21° /14° | 1.4 mm | 4.8 | |
| 27 Sept. | Light rain | 21° /15° | 3.4 mm | 4 | |
| 28 Sept. | Patchy rain possible | 21° /13° | 1 mm | 4.7 | |
| 29 Sept. | Sunny | 20° /12° | 0 mm | 4.6 | |
| 30 Sept. |  Partly cloudy | 19° /12° | 0.2 mm | 4.5 | |
| Next | |||||
Rijeka weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 28°/19° | 22°/15° | 18°/12° |
| Rainfall | 132 mm | 113 mm | 259 mm |
| Wind | 12.5 km/h | 13.5 km/h | 14.7 km/h |
| Humidity | 62% | 69% | 77% |
| Rainy days | 8 days | 9 days | 14 days |
| Dry days | 23 days | 21 days | 17 days |
Planning a trip to Rijeka? Discover the best time to visit
Guide for Rijeka in September
In September, Rijeka, Croatia experiences a transition from the warm summer weather to the cooler temperatures of autumn. At the beginning of the month, Rijeka typically enjoys pleasant temperatures around 24°, with plenty of sunshine and minimal rainfall.
The Adriatic Sea also remains warm, making it an ideal time for beach activities and water sports.
As the month progresses, the weather in Rijeka gradually cools down. By the end of September, temperatures tend to drop to around 20°, signaling the arrival of autumn. While the sea remains relatively warm, the city experiences more frequent rainfall and slightly overcast skies.
However, the weather is still generally mild, making it a great time to explore the city's cultural attractions and enjoy outdoor activities.
Overall, September in Rijeka offers a mix of summer and autumn weather, providing visitors with the opportunity to enjoy the last remnants of summer while also experiencing the changing seasons.
Whether you prefer beach days or sightseeing, Rijeka's September weather caters to a variety of interests.
Rijeka in September - FAQ
Is September a good time to visit Rijeka?
What are the expected maximum and minimum temperatures in Rijeka during September?
How much rainfall should be expected in Rijeka during September?
What are the typical wind conditions in Rijeka during September?
September rainfall patterns in Rijeka
UV exposure in Rijeka during September
What to pack to Rijeka in September?
Mild · highs around 22 °C, frequent showers
As you prepare for your trip to Rijeka in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Rijeka, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
Where is Rijeka?Get accurate weather forecasts for Rijeka, located at latitude 45.327 and longitude 14.442. Stay updated with localized weather information tailored for Rijeka.