Rijeka in september: average Weather, Temperature and Climate
Weather in Rijeka in september 2025
The weather in Rijeka in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
58°F
Clear/Sunny
44% of time
29%
12%
9%
Weather at 12pm
68°F
Clear/Sunny
44% of time
22%
21%
13%
Weather at 6pm
65°F
Clear/Sunny
47% of time
22%
17%
12%
Weather at 3am
58°F
45%
25%
17%
10%
Evolution of daily average temperature and precipitation in Rijeka in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Rijeka in september.
The climate of Rijeka in september is good
The weather in september in Rijeka is wet (with 7.8in of precipitation over 8 days). It should be noted a worsening from the previous month since in august there is an average of 5.4in of precipitation over 7 days.
The climate enjoyable in that locality september. Temperatures are up to 72°F. In the morning the temperature drops to 58°F. Thus, the mean temperature average on this month of september in Rijeka is 65°F. Note that seasonal normals are in contrast with those observed in Rijeka in september with a maximum record of 85°F in 2011 and a minimum record of 41°F in 2015. You can plan to have about 26 days with temperatures up to 65°F, or 87% of the month.
In september in Rijeka, the days on average last 12:32. The sun rises at 05:41 and sets at 18:13.
With a good weather, this month is recommended to go in this city in Croatia.
Seasonal average climate and temperature of Rijeka in september
Check below seasonal norms These statistics are compiled from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 65°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 85°F (2011) | ||||
| Lowest record temperature | 41°F (2015) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 26 day(s) (87%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 75°F | ||||
| Lowest sea temperature | 69°F | ||||
| Highest sea temperature | 80°F | ||||
| Wind | |||||
| Wind speed | 15km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 7.8in | ||||
| Number of days with rainfall | 8 day(s) (27%) | ||||
| Record daily rainfall | 4.6in (2010) | ||||
| Other climate data | |||||
| Humidity | 82% | ||||
| Visibility | 9.4km | ||||
| Cloud cover | 29% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:41 | ||||
| Time of sunset | 18:13 | ||||
| Length of day | 12:32 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Rijeka in september 2024:
67°F to 88°F
68°F to 88°F
67°F to 88°F
65°F to 88°F
63°F to 86°F
61°F to 81°F
59°F to 85°F
63°F to 85°F
65°F to 72°F
54°F to 70°F
56°F to 77°F
58°F to 65°F
45°F to 47°F
47°F to 58°F
49°F to 52°F
47°F to 61°F
47°F to 52°F
49°F to 61°F
54°F to 61°F
52°F to 58°F
49°F to 68°F
49°F to 70°F
52°F to 74°F
58°F to 72°F
56°F to 70°F
61°F to 70°F
68°F to 76°F
56°F to 65°F
49°F to 59°F
40°F to 58°F
Map: other cities in Croatia in september
Cities near Rijeka:
| Opatija in september | good weather |
| Kraljevica in september | good weather |
| Lovran in september | good weather |
| Crikvenica in september | good weather |
| Delnice in september | good weather |
| Novi Vinodolski in september | good weather |
| Labin in september | good weather |
| Buzet in september | good weather |
| Pazin in september | good weather |
| Senj in september | good weather |
| Ogulin in september | good weather |
| Fazana in september | good weather |
Click over cities on the map for information about the weather in september.
Rijeka
perfect weather
good
tolerable
bad
very bad
Weather data for Rijeka in september:
Weather data for Rijeka for september are derived from an average of the weather forecast since 2009 in Rijeka. There is a margin of error and these forecasts are to be considered as general information only. The weather in Rijeka can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Rijeka.