15.09
tue
tue
Day
77°F
SW 2 mph
Precip.
1%
1%
Night
68°F
SW 8 mph
Precip.
3%
3%
16.09
wed
wed
Day
75°F
NE 6 mph
Precip.
1%
1%
Night
68°F
SW 3 mph
Precip.
6%
6%
17.09
thu
thu
Day
75°F
N 6 mph
Precip.
3%
3%
Night
68°F
W 4 mph
Precip.
7%
7%
18.09
fri
fri
Day
77°F
NW 9 mph
Precip.
10%
10%
Night
70°F
SW 6 mph
Precip.
47%
47%
19.09
sat
sat
Day
68°F
SW 4 mph
Precip.
21%
21%
Night
66°F
NE 4 mph
Precip.
23%
23%
20.09
sun
sun
Day
73°F
NW 4 mph
Precip.
4%
4%
Night
68°F
SW 9 mph
Precip.
7%
7%
21.09
mon
mon
Day
79°F
SW 6 mph
Precip.
10%
10%
Night
70°F
SW 9 mph
Precip.
3%
3%
22.09
tue
tue
Day
75°F
SW 10 mph
Precip.
1%
1%
Night
64°F
SW 11 mph
Precip.
4%
4%
23.09
wed
wed
Day
73°F
NW 5 mph
Precip.
1%
1%
Night
66°F
SW 7 mph
Precip.
3%
3%
24.09
thu
thu
Day
75°F
NW 5 mph
Precip.
1%
1%
Night
66°F
SW 11 mph
Precip.
4%
4%
25.09
fri
fri
Day
77°F
W 6 mph
Precip.
4%
4%
Night
68°F
SW 9 mph
Precip.
1%
1%
26.09
sat
sat
Day
75°F
NE 4 mph
Precip.
1%
1%
Night
68°F
SW 4 mph
Precip.
2%
2%
27.09
sun
sun
Day
77°F
NE 4 mph
Precip.
1%
1%
Night
70°F
SW 8 mph
Precip.
3%
3%
28.09
mon
mon
Day
75°F
NW 6 mph
Precip.
1%
1%
Night
66°F
SW 11 mph
Precip.
1%
1%
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 75.2°F and 73.0°F.
Air temperature in Omis, °F
Precipitation total in Omis, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Omis
Omis on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Omis
Local time: 06:47
September 15, tuesday
0900
70°F
SW
7 mph
7 mph
1200
77°F
SW
2 mph
2 mph
1500
79°F
E
6 mph
6 mph
1800
77°F
E
9 mph
9 mph
2100
72°F
SW
5 mph
5 mph
September 16, wednesday
0000
68°F
SW
8 mph
8 mph
0300
66°F
SW
7 mph
7 mph
0600
64°F
SW
7 mph
7 mph
