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Autumn weather in Portoroz

Weather in Portoroz in Autumn

September October November
Average day temperature: 75.1°F 65.4°F 55.3°F
Average night temperature: 59.8°F 52.7°F 44.8°F
Sea water temperature: 74.1°F 67.5°F 61.7°F
Number of sunny days: 19 days 14 days 12 days
Day length: 11.8 - 13.3 h. 10.2 - 11.7 h. 9.0 - 10.1 h.
Number of rainy days: 6 days 5 days 7 days
Precipitation totals: 4.3 in. 3.7 in. 4.2 in.

Day & Night air temperature, °F

September
October
November
0
12
24
36
48
60
72
84
96
55.1
66.4
75.7
44.2
53.5
60.8
Day temperature   
Night temperature

Sea water temperature, °F

September
October
November
0
12
24
36
48
60
72
84
96
61.7
67.5
74.1

Precipitation total, in.

September
October
November
0.0
0.8
1.6
2.4
3.2
3.9
4.7
5.5
6.3
4.6
3.3
4.6
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
13
10
6
7
7
6
10
14
18
Cloudy days   
Partly cloudy days   
Sunny days
Wind speed, mph
September
October
November
0.0
1.0
2.0
3.0
4.0
4.9
5.9
6.9
7.9
5.8
5.3
5.5
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
9
4.9
6.3
8.3

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.

Best time for vacation in Portoroz

Sunniest months:
August 23 days
July 22 days
June 20 days
Warmest months:
August 85.2 °F
July 85.1 °F
June 80.0 °F
Warmest sea temp:
August 78.8 °F
July 78.3 °F
September 74.1 °F
Coldest months:
January 45.6 °F
December 47.7 °F
February 48.3 °F
Rainiest months:
November 7 days
May 7 days
September 6 days
Windiest months:
February 6.5 mph
March 6.4 mph
November 6.2 mph

Portoroz on a weather map

Leaflet | Tiles © Esri
Places in Slovenia:
Name
°F
+45°F
+45°F
+52°F
+52°F
+39°F
+46°F
+45°F
+52°F
+52°F
+43°F
+52°F
+41°F
24 Hours Forecast
Portoroz
Local time: 16:38
April 01, tuesday
1800
52°F
SW
17 mph
2100
48°F
SW
17 mph
April 02, wednesday
0000
52°F
SW
14 mph
0300
50°F
SW
14 mph
0600
48°F
SW
14 mph
0900
57°F
SW
14 mph
1200
63°F
SW
13 mph
1500
63°F
W
11 mph
Units of measurement: °C / °F