Average sea water temperature in September:
+74.5°F
| Minimum sea water temperature in September: | 79.9°F |
| Maximum sea water temperature in September: | 69.6°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 74.1°F. The highest and lowest sea temperatures during the month were 75.0°F and 72.3°F.
Monthly sea water temperature in Mostar, °F
Which Bosnia Herzegovina resorts have warmest sea in September?
Best time for vacation in Mostar
Mostar on a weather map
24 Hours Forecast
Mostar
Local time: 02:35
January 13, tuesday
0300

19°F
SW
2 mph
2 mph
0600

23°F
SW
2 mph
2 mph
0900

27°F
NW
1 mph
1 mph
1200

36°F
N
2 mph
2 mph
1500

30°F
NE
2 mph
2 mph
1800

28°F
SW
1 mph
1 mph
2100

28°F
W
1 mph
1 mph
January 14, wednesday
0000

30°F
W
1 mph
1 mph


























