Weather in Grad Rijeka for September 2025
In general, the average temperature in Grad Rijeka at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.4 °C by the end of September.
Grad Rijeka in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 108.5 mm.
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Grad Rijeka Weather September
Temperatures trend during September in Grad Rijeka
September weather in Grad Rijeka day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 26° /17° | 0 mm | 7 | |
| 2 Sept. |  Sunny | 27° /18° | 0 mm | 7 | |
| 3 Sept. |  Overcast | 26° /18° | 0 mm | 6 | |
| 4 Sept. | Sunny | 25° /17° | 0 mm | 7 | |
| 5 Sept. | Sunny | 25° /17° | 2.4 mm | 6 | |
| 6 Sept. | Sunny | 24° /16° | 0.2 mm | 6 | |
| 7 Sept. | Sunny | 26° /16° | 0 mm | 7 | |
| 8 Sept. | Sunny | 25° /17° | 3 mm | 6 | |
| 9 Sept. | Sunny | 24° /16° | 10.1 mm | 6 | |
| 10 Sept. | Sunny | 26° /15° | 0.3 mm | 6 | |
| 11 Sept. | Sunny | 24° /16° | 0.1 mm | 6 | |
| 12 Sept. | Sunny | 22° /15° | 27 mm | 5 | |
| 13 Sept. | Partly cloudy | 18° /13° | 4.3 mm | 5 | |
| 14 Sept. | Partly cloudy | 20° /13° | 1.2 mm | 5 | |
| 15 Sept. | Partly cloudy | 19° /12° | 1.4 mm | 5 | |
| 16 Sept. | Sunny | 21° /13° | 0.6 mm | 5 | |
| 17 Sept. | Partly cloudy | 19° /13° | 0.3 mm | 5 | |
| 18 Sept. | Partly cloudy | 21° /13° | 0 mm | 5 | |
| 19 Sept. |  Light rain shower | 21° /15° | 6.4 mm | 5 | |
| 20 Sept. | Patchy rain possible | 20° /15° | 0.2 mm | 5 | |
| 21 Sept. | Light rain shower | 22° /14° | 3.2 mm | 6 | |
| 22 Sept. | Light rain shower | 21° /15° | 10.1 mm | 6 | |
| 23 Sept. | Light rain shower | 19° /14° | 4 mm | 5 | |
| 24 Sept. |  Light drizzle | 17° /13° | 17.3 mm | 4 | |
| 25 Sept. | Patchy rain possible | 19° /13° | 5.1 mm | 4 | |
| 26 Sept. | Sunny | 22° /15° | 2.8 mm | 6 | |
| 27 Sept. | Overcast | 22° /17° | 6.6 mm | 5 | |
| 28 Sept. | Sunny | 21° /13° | 2 mm | 5 | |
| 29 Sept. | Sunny | 21° /12° | 0 mm | 6 | |
| 30 Sept. | Partly cloudy | 21° /11° | 0 mm | 6 | |
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Grad Rijeka in September - FAQ
What to pack to Grad Rijeka in September?
As you prepare for your trip to Grad 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 Grad Rijeka, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Grad Rijeka
UV exposure in Grad Rijeka during September
Quick links
Where is Grad Rijeka?Get accurate weather forecasts for Grad Rijeka, located at latitude 45.327 and longitude 14.442. Stay updated with localized weather information tailored for Grad Rijeka.