27.08
thu
thu
Day
79°F
NE 4 mph
Precip.
3%
3%
Night
77°F
NW 6 mph
Precip.
6%
6%
28.08
fri
fri
Day
81°F
NE 2 mph
Precip.
15%
15%
Night
79°F
NW 14 mph
Precip.
6%
6%
29.08
sat
sat
Day
79°F
E 9 mph
Precip.
6%
6%
Night
77°F
W 10 mph
Precip.
6%
6%
30.08
sun
sun
Day
79°F
E 4 mph
Precip.
3%
3%
Night
77°F
W 5 mph
Precip.
3%
3%
31.08
mon
mon
Day
77°F
SE 7 mph
Precip.
6%
6%
Night
77°F
NW 5 mph
Precip.
3%
3%
01.09
tue
tue
Day
79°F
SE 10 mph
Precip.
3%
3%
Night
77°F
W 5 mph
Precip.
6%
6%
02.09
wed
wed
Day
77°F
W 4 mph
Precip.
24%
24%
Night
73°F
NE 3 mph
Precip.
43%
43%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 82.4°F. The highest and lowest sea temperatures during the month were 84.9°F and 80.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 75.7°F. The highest and lowest sea temperatures during the month were 77.7°F and 73.0°F.
Air temperature in Umag, °F
Precipitation total in Umag, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Umag
Umag on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Umag
Local time: 05:44
August 27, thursday
0600
75°F
SW
4 mph
4 mph
0900
77°F
W
3 mph
3 mph
1200
79°F
NE
4 mph
4 mph
1500
81°F
NE
7 mph
7 mph
1800
81°F
S
0 mph
0 mph
2100
79°F
NW
6 mph
6 mph
August 28, friday
0000
77°F
NW
6 mph
6 mph
0300
77°F
W
8 mph
8 mph
