World Resorts Slovenia Portoroz

Portoroz Monthly Weather Averages

Please click on any column to get detailed information about Portoroz weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Portoroz is july. The average daily temp is 86.7°F. The average nightly temp is 67.9°F.

Sea water temperature, °F

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 78.5°F.

Precipitation total, in.

March is the month with least precipitations during the year. The average precipitation totals for this month is 2.4 in. The month with most precipitation total is September.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* 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:
July 85.0 °F
August 84.9 °F
June 80.2 °F
Warmest sea temp:
August 78.5 °F
July 78.1 °F
September 74.0 °F
Coldest months:
January 45.5 °F
December 47.8 °F
February 48.3 °F
Rainiest months:
November 7 days
May 7 days
September 7 days
Windiest months:
February 6.6 mph
March 6.4 mph
November 6.3 mph

Portoroz on a weather map

Portoroz
+59°F
W 5 mph
Feels like: +59°F
Precip.: 0%
Places in Slovenia:
Name
°F
+50°F
+54°F
+59°F
+59°F
+50°F
+55°F
+54°F
+59°F
+59°F
+54°F
+59°F
+50°F
24 Hours Forecast
Portoroz
Local time: 05:28
April 30, tuesday
0600
59°F
W
5 mph
0900
73°F
SW
2 mph
1200
77°F
SE
4 mph
1500
75°F
SE
5 mph
1800
68°F
S
2 mph
2100
59°F
W
6 mph
May 01, wednesday
0000
59°F
W
4 mph
0300
57°F
W
5 mph
Units of measurement: °C / °F