Swimming in Rijeka in september 2025: Average sea temperature in september and tide times in september 2025
Average sea temperature in Rijeka in september 2025.
In september, according to seasonal norms, the sea temperature in Rijeka is:
Minimum: 69°F
Average: 74°F
Maximum: 80°F
Other useful seasonal weather averages in september:
- Outside temperature: 57°F to 71°F
- Most common weather: "Clear/Sunny"
- The wind blows at 8.1mph
- It rains a total of 7.8in, over 8 day(s).
Should we swim in Rijeka in september?
Yes! The water temperature in Rijeka in september is pleasant
Swimming in september is pleasant in Rijeka and the surrounding area. The sea temperature is 74°F on average (min/max: 69°F/80°F), allowing you to swim for a long time and enjoy water sports.
Note also that in september, the climate is good with an average outside temperature of 64°F, 7.8in of precipitation (over 8 days) and 81.18 % humidity.
Water and normal seasonal temperatures in Rijeka in september
| September | |||
| Average sea temperature | 74°F | ||
| Minimum sea temperature | 69°F | ||
| Maximum sea temperature | 80°F | ||
| Average outside temperature | 65°F | ||
| Maximum outside temperature | 72°F | ||
| Minimum outside temperature | 58°F | ||
| Wind speed | 9.3mph | ||
| Wind temperature | 56°F | ||
| Precipitation | 7.8in | ||
| Number of days of rain | 8 jour(s) (27%) | ||
| Humidity | 82% | ||
| Visibility in kilometers | 9.4km | ||
| Cloud cover | 29% | ||
| Our opinion | pleasant swimming |
Chart of the tides in september 2025
Tide times in september 2025 in Rijeka
Swim elsewhere in Croatia in september
| City | Average T° | Min. T° | Max. T° | Our opinion | Dubrovnik in september | 76°F | 81°F | pleasant swimming | Pula in september | 75°F | 81°F | pleasant swimming | Rovinj in september | 75°F | 81°F | pleasant swimming | Split in september | 75°F | 81°F | pleasant swimming | Zadar in september | 76°F | 81°F | pleasant swimming | Senj in september | 75°F | 81°F | pleasant swimming | Umag in september | 75°F | 81°F | pleasant swimming | Crikvenica in september | 74°F | 80°F | pleasant swimming | Opatija in september | 74°F | 80°F | pleasant swimming | Cavtat in september | 76°F | 82°F | pleasant swimming |