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Municipality of Cerknica, Slovenia

Municipality of Cerknica follows Slovenia’s national time, observing CET in standard time and CEST during daylight saving. Sunrise varies with the calendar, while karst terrain, wooded hills, and the Cerknica basin influence visible morning and evening light.

Cerknica, Slovenia

Friday, 4 September 2026

UTC+2 · Europe/Ljubljana

Time and sun data for Cerknica — the largest city of Municipality of Cerknica

The sun in Cerknica

Sunrise 06:28 Solar noon 13:03 Sunset 19:38 Daylight 13 h 10 min Night 10 h 50 min Civil twilight 05:58 – 20:09

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Current time in Municipality of Cerknica, Slovenia

The current time for Cerknica applies throughout the municipality. Slovenia maintains one civil time zone, so Cerknica’s clocks agree with Ljubljana, the coast, and the country’s northeastern communities. Travelling within Slovenia does not require resetting a correctly configured device.

The standard-time label is Central European Time, abbreviated CET. The daylight-saving label is Central European Summer Time, abbreviated CEST. Since this seasonal convention changes the UTC offset, date-specific conversion is essential when coordinating with another part of the world. At Cerknica, the lake may come and go; fortunately, noon remains easier to locate.

Cerknica and its local centres

Cerknica lies in southwestern Slovenia in the traditional region of Inner Carniola. The municipality is known for a karst landscape that includes the Cerknica basin, extensive forest, hills, and the area around intermittent Lake Cerknica. Its geography links compact settlements with broad areas of countryside.

Cerknica is the municipal seat and largest urban centre. Rakek is another substantial settlement and transport point. Begunje pri Cerknici, Grahovo, and Unec are among the other recognised local communities. They form a network of a town, larger settlements, and villages rather than multiple large cities.

Cerknica is the administrative and commercial centre. Rakek is an important settlement with transport connections. Grahovo serves communities on the eastern side of the basin. Begunje pri Cerknici lies north of the municipal centre.

Unec stands near routes connecting the area with other parts of Slovenia. Every settlement listed here keeps the same official time. Local differences in daylight are caused by physical surroundings, not by a different clock.

Sunrise around the Cerknica basin

The sunrise hour changes continuously through the seasons. It is earlier during the long-day portion of the year and later during the short-day portion. Sunset also shifts, altering the interval between morning and evening darkness.

A calculated sunrise assumes an astronomical horizon and cannot describe every wooded ridge or local hollow. In the Cerknica basin, one viewpoint may receive direct light while another remains in shade. Forest margins, hills, buildings, fog, and cloud can all affect what an observer sees.

Conditions around Lake Cerknica also vary with weather and the changing presence of water, but the official time calculation remains based on location and date. Reflections, mist, and an open view can make the quality of dawn look very different without changing the recorded sunrise.

Walkers, wildlife observers, drivers, and photographers should use twilight information alongside sunrise and sunset. Visibility before sunrise may be adequate in open country but poor under forest cover. In the evening, direct sunlight can leave the ground before astronomical sunset where western hills block the view.

Questions and answers

What time zone does Cerknica follow?
Cerknica uses CET in standard time and CEST during daylight saving.
Do Cerknica and Rakek have different local times?
No. They are in the same municipality and follow the same Slovenian clock.
Does the intermittent lake change sunrise time?
No. It can change the appearance of dawn through reflections or mist, but astronomical sunrise depends on date and location.
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