Kastamonu runs on UTC+3 every day of the year, with no daylight saving time.
Kastamonu and your time
Kastamonu at a glance
| Country | Türkiye |
|---|---|
| Region | Kastamonu |
| Time zone | Europe/Istanbul |
| UTC offset now | UTC+3 |
| Daylight saving time | Not observed since 2016 |
| Coordinates | 41.38° N, 33.78° E |
Kastamonu time zone and clock changes
Local time in Kastamonu is UTC+3 year round, under the Europe/Istanbul rules. Daylight saving time was used in the past, most recently in 2016, and no future change is scheduled.
All of Türkiye keeps the same time, so Kastamonu reads the same clock as Ankara.
Clock changes in Kastamonu, 2026 and 2027
No clock changes are scheduled in Kastamonu for 2026 or 2027.
How far ahead or behind Kastamonu is
A 9:00 AM start in Kastamonu is 1:00 AM in New York, 5:00 PM in Sydney and 10:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 8 h behind | 8 h behind | 7 h behind | None |
| Los Angeles (United States) | --:-- | 11 h behind | 11 h behind | 10 h behind | None |
| London (United Kingdom) | --:-- | 3 h behind | 3 h behind | 2 h behind | 5 h |
| Paris (France) | --:-- | 2 h behind | 2 h behind | 1 h behind | 6 h |
| Dubai (United Arab Emirates) | --:-- | 1 h ahead | 1 h ahead | 1 h ahead | 7 h |
| Mumbai (India) | --:-- | 2 h 30 min ahead | 2 h 30 min ahead | 2 h 30 min ahead | 5 h 30 min |
| Singapore | --:-- | 5 h ahead | 5 h ahead | 5 h ahead | 3 h |
| Tokyo (Japan) | --:-- | 6 h ahead | 6 h ahead | 6 h ahead | 2 h |
| Sydney (Australia) | --:-- | 8 h ahead | 8 h ahead | 7 h ahead | None |
| UTC | --:-- | 3 h behind | 3 h behind | 3 h behind | 5 h |
Kastamonu never changes its clocks, but many of these cities do. Where the January and July columns disagree, the gap shifts when the other city moves to or from daylight saving time.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise, sunset and day length in Kastamonu
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
The earliest sunrise in Kastamonu is at 5:11 AM on June 14, and the latest sunset at 8:22 PM on June 27.
Daylight through the year in Kastamonu
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:49 AM | 6:57 PM | 12 h 8 min |
| June solstice | June 21 | 5:12 AM | 8:22 PM | 15 h 10 min |
| September equinox | September 23 | 6:33 AM | 6:41 PM | 12 h 8 min |
| December solstice | December 21 | 8:07 AM | 5:18 PM | 9 h 11 min |
Clock time and sun time in Kastamonu
The clock in Kastamonu runs ahead of the sun. Solar noon, the moment the sun is highest, comes at about 12:45 PM on standard time. That is why sunrise and sunset both come late here.
Places close to Kastamonu
All the places listed below keep the same time as Kastamonu.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Çankırı | 88 km (54 mi) | --:-- | Same time |
| Karabük | 98 km (61 mi) | --:-- | Same time |
| Bartın | 123 km (76 mi) | --:-- | Same time |
| Çorum | 135 km (84 mi) | --:-- | Same time |
| Sinop | 136 km (84 mi) | --:-- | Same time |
| Çubuk | 141 km (88 mi) | --:-- | Same time |
| Merzifon | 152 km (95 mi) | --:-- | Same time |
| Zonguldak | 165 km (103 mi) | --:-- | Same time |
More cities in Türkiye
All time zones and cities in Türkiye
Plan around the time in Kastamonu
- Convert a time to or from Kastamonu: pick a date and time and see it in every city on your list.
- Add Kastamonu to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Kastamonu and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Kastamonu in?
Kastamonu uses the Europe/Istanbul time zone, which is UTC+3 all year.
Does Kastamonu use daylight saving time?
Not any more. Kastamonu last changed its clocks for daylight saving time in 2016 and now stays on UTC+3 all year.
What is the time difference between Kastamonu and New York?
Kastamonu is 8 hours ahead of New York in January and 7 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Kastamonu does not.
Is Kastamonu on the same time as Ankara?
Yes. Kastamonu and Ankara both use UTC+3 right now.
How long is the longest day in Kastamonu?
About 15 hours 10 minutes, around the June solstice. The shortest day, around the December solstice, has about 9 hours 11 minutes of daylight.
Why is the sun not highest at noon in Kastamonu?
Clock time follows the time zone, not the sun. Kastamonu lies west of the line its offset is based on, so solar noon comes at about 12:45 PM on standard time.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.