Otočac Weather in September
What's the weather like in Otočac (Lika-Senj) in September 2025?
The climate in Otočac during September can be summarized as mild and wet.
September is in the fall / autumn in Otočac and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 20°C 67.9°F |
|---|---|
| Nightly temperature | 8.7°C 47.6°F |
| Average temperature | 14.3°C 57.7°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 132 mm 5.2 ins |
| Rainy days | 13 days |
| Sea temperature | 22.7°C 72.8°F |
| Humidity | 78% |
| Windspeed | 8.3kph 5 mph |
On average September is the 4th wettest month of the year in Otočac with around 132mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
September temperatures in Otočac
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Otočac in September 2025.
Other monthly averages
Best places to visit in September
Otočac weather stats
| Hottest month: | July | 23.6°C 74.5°F |
|---|---|---|
| Driest month: | July | 91mm 3.6ins |
| Sunniest month: | July | 10.1hrs |
| Coldest month: | January | 2.4°C 36.3°F |
| Wettest month: | November | 187mm 7.4ins |
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