World Resorts Slovenia Cerkno Weather

Cerkno weather in May

Weather in Cerkno: May

Average day temperature: 59.5°F
Average night temperature: 45.3°F
Sea water temperature: 63.9°F
Number of sunny days: 8 days
Day length: 14.4 - 15.5 hours
Number of rainy days: 13 days
Precipitation totals: 9.2 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 79°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during May were 63.5°F and 49.2°F.

Sea water temperature in Cerkno in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 65.7°F and 60.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Cerkno in May is 11.1 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 3.7 mph The wind's strength is relatively same during the whole year.

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: 5.7.

Best time for vacation in Cerkno

Sunniest months:
August 15 days
December 13 days
July 13 days
Warmest months:
August 74.0 °F
July 73.7 °F
June 70.2 °F
Warmest sea temp:
August 77.8 °F
July 77.5 °F
September 73.3 °F
Coldest months:
January 34.5 °F
December 36.7 °F
February 37.0 °F
Rainiest months:
May 13 days
July 12 days
June 11 days
Windiest months:
February 4.3 mph
March 4.2 mph
April 4.1 mph

Cerkno on a weather map

Cerkno
+43°F
W 5 mph
Feels like: +39°F
Precip.: 0%
Places in Slovenia:
Name
°F
+36°F
+43°F
+43°F
+34°F
+37°F
+36°F
+43°F
+43°F
+43°F
+36°F
+43°F
24 Hours Forecast
Cerkno
Local time: 05:03
December 05, friday
0600
43°F
W
5 mph
0900
45°F
SW
5 mph
1200
48°F
W
5 mph
1500
46°F
SW
5 mph
1800
43°F
SW
6 mph
2100
43°F
SW
6 mph
December 06, saturday
0000
41°F
SW
6 mph
0300
43°F
SW
6 mph
Units of measurement: °C / °F