World Resorts Croatia Istria Weather

Istria 14 Days Forecast

05.08
wed
Day
88°F
E 5 mph
Precip.
1%
Night
79°F
W 4 mph
Precip.
6%
06.08
thu
Day
88°F
SE 6 mph
Precip.
2%
Night
77°F
S 14 mph
Precip.
6%
07.08
fri
Day
88°F
NE 4 mph
Precip.
3%
Night
77°F
SW 7 mph
Precip.
4%
08.08
sat
Day
88°F
E 6 mph
Precip.
2%
Night
79°F
SW 4 mph
Precip.
3%
09.08
sun
Day
88°F
E 6 mph
Precip.
1%
Night
79°F
NW 6 mph
Precip.
3%
10.08
mon
Day
90°F
SE 9 mph
Precip.
1%
Night
81°F
NW 2 mph
Precip.
3%
11.08
tue
Day
88°F
SE 6 mph
Precip.
3%
Night
79°F
SW 8 mph
Precip.
4%
12.08
wed
Day
90°F
SE 6 mph
Precip.
1%
Night
81°F
SW 5 mph
Precip.
3%
13.08
thu
Day
90°F
E 6 mph
Precip.
7%
Night
75°F
S 18 mph
Precip.
21%
14.08
fri
Day
84°F
NE 4 mph
Precip.
1%
Night
75°F
SW 6 mph
Precip.
4%
15.08
sat
Day
82°F
E 6 mph
Precip.
1%
Night
73°F
W 6 mph
Precip.
3%
16.08
sun
Day
84°F
E 5 mph
Precip.
2%
Night
75°F
NW 7 mph
Precip.
2%
17.08
mon
Day
82°F
NW 15 mph
Precip.
4%
Night
73°F
NE 4 mph
Precip.
12%
18.08
tue
Day
73°F
N 9 mph
Precip.
72%
Night
70°F
NE 10 mph
Precip.
48%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 76.5°F. The highest and lowest sea temperatures during the month were 78.4°F and 75.0°F.

Air temperature in Istria, °F

Precipitation total in Istria, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Istria

Sunniest months:
August 24 days
July 23 days
June 21 days
Warmest months:
August 82.1 °F
July 81.3 °F
June 76.6 °F
Warmest sea temp:
August 78.1 °F
July 77.6 °F
September 73.6 °F
Coldest months:
January 47.5 °F
February 49.2 °F
December 50.5 °F
Rainiest months:
November 6 days
September 6 days
May 5 days
Windiest months:
February 8.2 mph
November 8.1 mph
March 7.9 mph

Istria on a weather map

Istria
+88°F
E 5 mph
Feels like: +91°F
Precip.: 1%
Places in Croatia:
Name
°F
+82°F
+82°F
+86°F
+97°F
+84°F
+97°F
+93°F
+86°F
+88°F
+88°F
+88°F
+88°F
+86°F
+93°F
+86°F
24 Hours Forecast
Istria
Local time: 11:22
August 05, wednesday
1200
88°F
E
5 mph
1500
90°F
NE
5 mph
1800
90°F
NE
2 mph
2100
81°F
N
7 mph
August 06, thursday
0000
79°F
W
4 mph
0300
77°F
SW
7 mph
0600
77°F
NW
5 mph
0900
84°F
NE
3 mph
Units of measurement: °C / °F