Water temperature in Gnejna Bay in September
Is it warm enough to swim in Gnejna Bay in September? Average water temperature in Gnejna Bay in September is 26.5°C and therefore suitable for comfortable swimming. The warmest sea in Gnejna Bay in September is 29.2°C, and the coldest is 24.2°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Gnejna Bay
Changes water temperature in Gnejna Bay in September 2025, 2024
To get an accurate forecast for the water temperature in Gnejna Bay for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Gnejna Bay, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.
You can choose any other years:
Day |
2025 |
2024 |
Min |
Max |
1 September | 27.3°C | 28.8°C | 26°C | 28.8°C |
2 September | 27°C | 28.7°C | 25.7°C | 28.7°C |
3 September | 27.1°C | 28.7°C | 25.7°C | 28.7°C |
4 September | 27.3°C | 28.5°C | 25.7°C | 28.5°C |
5 September | 27.2°C | 28.2°C | 25.8°C | 28.3°C |
6 September | 27.1°C | 28.8°C | 25.9°C | 28.8°C |
7 September | | 29.2°C | 25.8°C | 29.2°C |
8 September | | 28.9°C | 25.7°C | 28.9°C |
9 September | | 28.7°C | 25.7°C | 28.7°C |
10 September | | 27.9°C | 25.6°C | 28.4°C |
11 September | | 27.6°C | 25.8°C | 27.6°C |
12 September | | 27.4°C | 25.6°C | 27.9°C |
13 September | | 27.1°C | 25.4°C | 27.6°C |
14 September | | 26.4°C | 24.9°C | 28.1°C |
15 September | | 26.4°C | 24.8°C | 27.6°C |
Day |
2025 |
2024 |
Min |
Max |
16 September | | 26.1°C | 25.2°C | 27.3°C |
17 September | | 25.6°C | 25.3°C | 27.4°C |
18 September | | 25.4°C | 25.4°C | 27.7°C |
19 September | | 25.4°C | 25.4°C | 27.6°C |
20 September | | 25.5°C | 25°C | 27.2°C |
21 September | | 25.4°C | 25.4°C | 27.6°C |
22 September | | 25.7°C | 25.4°C | 27°C |
23 September | | 25.5°C | 25°C | 27.1°C |
24 September | | 25.6°C | 25°C | 27.5°C |
25 September | | 25.5°C | 25°C | 27.2°C |
26 September | | 25.8°C | 24.9°C | 26.8°C |
27 September | | 26°C | 24.9°C | 26.5°C |
28 September | | 26°C | 24.5°C | 26.6°C |
29 September | | 25.3°C | 24.4°C | 26.4°C |
30 September | | 25.2°C | 24.2°C | 26.4°C |
Average water temperature in Gnejna Bay in September over a decade
2015 | 2016 | 2017 | 2018 | 2019 |
26.6°C | 25.5°C | 25.9°C | 27.1°C | 26.6°C |
2020 | 2021 | 2022 | 2023 | 2024 |
27.1°C | 27.5°C | 27.5°C | 26.6°C | 26.8°C |
Gnejna Bay water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below