Measurements:
°C
°F
Portoroz
40°F
E 11 mph
Feels like: 34°F
Precip: 100%
World Resorts Slovenia Portoroz Weather

Portoroz Sea Water Temperature

Current Sea Water Temperature:
+63.8°F
Maximum Sea Water Temperature in November: 70.0°F
Minimum Sea Water Temperature in November: 57.2°F
Average water temperature in November: 63.0°F

Sea Water Temperature for the Last 10 Days:

November 21 63.8°F November 16 65.2°F
November 20 62.6°F November 15 65.8°F
November 19 63.0°F November 08 66.8°F
November 18 63.4°F November 07 66.4°F
November 17 63.8°F November 06 67.0°F

When is the Warmest Sea for Portoroz?

According to our data for the last three years for Portoroz the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Portoroz was 85.5°F. The maximum and minimum values were 83.4°F and 88.6°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Portoroz was 83.7°F. The maximum and minimum values were 80.4°F and 88.2°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Portoroz was 78.8°F. The maximum and minimum values were 72.0°F and 86.6°F respectively.

Best Time to Visit Portoroz
The most sunny months:
August 23 days
July 22 days
June 20 days
The most warm months:
August 89.1 °F
July 89.0 °F
June 83.3 °F
Warmest sea temperature:
August 82.0 °F
July 81.5 °F
September 76.8 °F
The most cold months:
January 44.9 °F
December 47.5 °F
February 48.2 °F
The most rainy months:
November 7 days
May 7 days
September 6 days
The most windy months:
February 6 mph
March 6 mph
November 6 mph

Portoroz on the Weather Map

Slovenia Resorts:
NAME
Bled +28
Bohinjsko Jezero +30
Bovec +30
Cerkno +30
Dolenjske Toplice +50
Isola +40
Koper +40
Kranjska Gora +28
Ljubljana +40
Maribor +28
Moravske Toplice +32
Piran +40
Portoroz +40
Rogaska Slatina +32
Strunjan +40
24 Hours Weather Forecast
Portoroz
Local time: 00:04
22 nov, friday
0300 38°F
NE
4 mph
0600 38°F
S
1 mph
0900 40°F
W
4 mph
1200 40°F
SW
15 mph
1500 42°F
W
9 mph
1800 36°F
W
3 mph
2100 30°F
W
2 mph
23 nov, saturday
0000 30°F
W
4 mph