Weather in Koper in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 80.0°F | 85.1°F | 85.2°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 62.4°F | 66.1°F | 66.5°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 73.1°F | 78.1°F | 78.5°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 20 days | 23 days | 23 days | |||
| Day length: | ||||||
| Day length: | 15.4 - 15.7 h. | 14.8 - 15.6 h. | 12.4 - 14.7 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 4 days | 5 days | 4 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 2.8 in. | 2.8 in. | 2.6 in. | |||
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
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.
Best time for vacation in Koper
Koper on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Koper
Local time: 05:26
November 15, friday
0600
32°F
SW
6 mph
6 mph
0900
41°F
W
5 mph
5 mph
1200
54°F
SW
6 mph
6 mph
1500
54°F
SW
5 mph
5 mph
1800
45°F
SW
6 mph
6 mph
2100
41°F
W
6 mph
6 mph
November 16, saturday
0000
41°F
W
6 mph
6 mph
0300
39°F
W
6 mph
6 mph
