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Kastamonu, Turkey

Kastamonu uses Turkey Time, fixed at UTC+3 throughout the year. The same clock covers its inland capital and Black Sea districts, but sunrise varies with date, longitude, relief, and the observer’s horizon.

Kastamonu, Turkey

Friday, 4 September 2026

UTC+3 · Europe/Istanbul

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

The sun in Kastamonu

Sunrise 06:15 Solar noon 12:46 Sunset 19:16 Daylight 13 h 01 min Night 10 h 59 min Civil twilight 05:47 – 19:45

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Current time in Kastamonu, Turkey

Kastamonu is permanently three hours ahead of UTC under Turkey’s national arrangement. There is no provincial or seasonal adjustment, making local time consistent across the year. Add three hours when converting from UTC to Kastamonu. Subtract three for the reverse calculation, checking whether the date changes around midnight. Specifying “Kastamonu, Turkey” also reduces confusion when sharing an appointment.

All Turkish cities display the same hour, so domestic coordination is uncomplicated. The gap from another country can still change if that country advances or retards its clocks for daylight saving time. From a Black Sea harbor to an inland hill town, the scenery changes faster than the time.

Principal towns from inland to the coast

Kastamonu city is the provincial capital and main urban center. The province covers a broad, rugged area with numerous district towns. Tosya and Taşköprü are significant inland centers, while İnebolu and Cide are notable settlements on the Black Sea coast.

Kastamonu is the administrative and commercial focus. Tosya lies in the southeastern part of the province. Taşköprü is east of the capital along the Gökırmak valley. İnebolu is a Black Sea port town north of the interior.

Cide occupies a coastal setting farther west. The province also includes smaller district centers scattered through mountains and valleys. Choosing the nearest one helps localize sunrise data; it never changes the applicable UTC+3 offset.

Coastal and inland sunrise

Sunrise in Kastamonu changes every day and follows the annual daylight cycle. It occurs earlier during the long days around summer and later during the shorter winter period. Sunset and total daylight change alongside it.

The contrast between coast and interior affects the visible event. A viewpoint facing an open sea horizon differs from a street enclosed by slopes, trees, or buildings. Elevation and local topography can cause direct sunlight to reach nearby places at different moments.

Choose Kastamonu city, Tosya, Taşköprü, or the appropriate coastal district. Use a calculation for the intended date rather than a general seasonal estimate. Look at dawn times when planning activity before the solar disc appears.

Consult local weather for cloud, fog, or reduced visibility. Calculated sunrise assumes a conventional horizon and atmospheric conditions. It is a dependable astronomical reference, but it cannot guarantee a visible sun. Coastal cloud and inland relief may each conceal the event in different ways.

Questions and answers

What UTC offset does Kastamonu have?
Kastamonu uses UTC+3.
Is local time different on the Black Sea coast?
No. Coastal and inland districts share the same official clock.
Does the province move its clocks seasonally?
No. Kastamonu remains on Turkey Time throughout the year.
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