World Resorts Slovenia Portoroz Weather

Portoroz 7 Days Forecast

11.06
thu
Day
68°F
SW 12 mph
Precip.
24%
Night
54°F
SW 6 mph
Precip.
6%
12.06
fri
Day
75°F
S 5 mph
Precip.
1%
Night
57°F
W 4 mph
Precip.
10%
13.06
sat
Day
77°F
E 5 mph
Precip.
2%
Night
61°F
W 4 mph
Precip.
7%
14.06
sun
Day
79°F
E 7 mph
Precip.
2%
Night
61°F
W 5 mph
Precip.
8%
15.06
mon
Day
77°F
N 1 mph
Precip.
17%
Night
61°F
W 5 mph
Precip.
49%
16.06
tue
Day
79°F
NW 3 mph
Precip.
10%
Night
63°F
W 4 mph
Precip.
12%
17.06
wed
Day
81°F
E 5 mph
Precip.
2%
Night
64°F
W 3 mph
Precip.
9%

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 75.5°F. The highest and lowest sea temperatures during the month were 81.5°F and 71.2°F.

Air temperature in Portoroz, °F

Precipitation total in Portoroz, in.

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

Best time for vacation in Portoroz

Sunniest months:
August 23 days
July 22 days
June 20 days
Warmest months:
August 85.0 °F
July 84.9 °F
June 80.3 °F
Warmest sea temp:
August 78.7 °F
July 78.4 °F
September 74.2 °F
Coldest months:
January 45.5 °F
December 48.0 °F
February 48.5 °F
Rainiest months:
May 7 days
November 6 days
September 6 days
Windiest months:
February 6.4 mph
March 6.3 mph
November 6.1 mph

Portoroz on a weather map

Current weather
00:41
Portoroz
+61°F
NW 4 mph
Feels like: +61°F
Precip.: 46%
Places in Slovenia:
Name
°F
Bled
+45°F
Bovec
+48°F
Bohinjsko Jezero
+43°F
Dolenjske Toplice
+61°F
Isola
+61°F
Koper
+61°F
Kranjska Gora
+43°F
Ljubljana
+54°F
Maribor
+52°F
Moravske Toplice
+52°F
Piran
+61°F
Portoroz
+61°F
Rogaska Slatina
+55°F
Strunjan
+61°F
Cerkno
+43°F
all places
24 Hours Forecast
Portoroz
Local time: 00:41
June 11, thursday
0300
55°F
W
7 mph
0600
52°F
W
7 mph
0900
61°F
SW
9 mph
1200
68°F
SW
12 mph
1500
64°F
SW
14 mph
1800
68°F
SW
13 mph
2100
59°F
SW
9 mph
June 12, friday
0000
54°F
SW
6 mph
Units of measurement: °C / °F