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Karlovac, Croatia

Karlovac County keeps Croatian national time, using CET in winter and CEST during daylight saving. Karlovac, Ogulin, Duga Resa, and other communities share the same clock, although their sunrise observations can differ with position and terrain.

Karlovac, Croatia

Friday, 4 September 2026

UTC+2 · Europe/Zagreb

Time and sun data for Karlovac — the largest city of Karlovac

The sun in Karlovac

Sunrise 06:24 Solar noon 12:58 Sunset 19:33 Daylight 13 h 09 min Night 10 h 51 min Civil twilight 05:53 – 20:03

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Current time in Karlovac, Croatia

The county’s standard zone is Central European Time, which is UTC+1. When daylight saving is in force, Central European Summer Time is used at UTC+2. The applicable offset should always be checked for the date concerned.

Karlovac is both a city and the name used for the surrounding county. A time shown for either normally refers to the same Croatian civil-time rules. There are no internal time-zone boundaries between the county’s towns or rural districts. Four rivers can complicate a map; fortunately, they do not require four wristwatches.

Places that follow Karlovac County time

Karlovac is the county seat and principal city. Ogulin and Duga Resa are other important urban centres, while Slunj and Ozalj are useful geographic references for the county’s wider area. Use Karlovac for schedules connected with the county administration or main transport links.

Use Ogulin for a location farther south and at different surrounding relief. Use Slunj when checking daylight for the county’s southeastern area. Use Ozalj for plans in the northwestern part of the county.

The clock reading remains unchanged when traveling among these places. Only journey duration, opening hours, and local conditions need to be added to the calculation.

Sunrise, seasons, and landscape

Sunrise depends on the date and coordinates. A value calculated for Karlovac city is a practical approximation nearby, but it should not be treated as exact for every valley, hill, or settlement in the county.

Karlovac County includes varied inland terrain. Ridges and nearby slopes can postpone the moment when direct sunlight becomes visible. Astronomical sunrise describes the sun’s position relative to a theoretical horizon; observed first light and first direct sun are related but different events.

Seasonal time changes also affect the displayed hour. After a daylight-saving transition, sunrise appears one hour later or earlier on the civil clock even though the underlying astronomical change from one day to the next remains gradual. Date-specific local data is therefore preferable for commuting, hiking, fishing, or photography.

Questions and answers

Which time zone does Karlovac County use?
CET applies during standard time and CEST during daylight saving.
Does Ogulin have the same time as Karlovac?
Yes. Both follow Croatia’s national clock.
Can hills change the official sunrise time?
They do not change the astronomical calculation, but they can delay when the sun becomes visible.
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