Weather in Koper: May
Average day temperature: | 70.1°F | |
Average night temperature: | 53.8°F | |
Sea water temperature: | 64.0°F | |
Number of sunny days: | 14 days | |
Day length: | 14.3 - 15.4 hours | |
Number of rainy days: | 7 days | |
Precipitation totals: | 3.9 in. | |
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14 days
forecast
forecast
Koper |
sea water
temperature
temperature
Koper |
Air temperature in May, °F
Show year:
2024
2023
2022
The highest day temperature during May of 2024 was 74°F. At the same time the lowest night temperature was 46°F. Day and night temperature averages during May were 68.3°F and 54.4°F.
Sea water temperature in Koper in May, °F
Show year:
2024
2023
2022
The average sea water temperature in May of 2024 was 64.1°F. The highest and lowest sea temperatures during the month were 69.4°F and 59.0°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in May is almost equal.
Precipitation total in May, in.
Precipitation total value in Koper in May is 4.3 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 5.6 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.
Best time for vacation in Koper
Koper on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Koper
Local time: 18:06
December 15, sunday
2100
36°F
W
3 mph
3 mph
December 16, monday
0000
36°F
W
3 mph
3 mph
0300
36°F
W
3 mph
3 mph
0600
36°F
W
3 mph
3 mph
0900
37°F
W
2 mph
2 mph
1200
48°F
SE
2 mph
2 mph
1500
48°F
SE
1 mph
1 mph
1800
43°F
W
2 mph
2 mph