What time zone is Kōzushima in?

Kōzushima uses Japan Standard Time (JST, UTC+9) all year. Its IANA time zone is Asia/Tokyo.

Does Kōzushima observe daylight saving time?

No. Kōzushima uses JST (UTC+9) all year.

Current Time in Kōzushima, Ōshima Shichō, Tokyo, Japan

9:09:17 PM

21:09:17

Wednesday, October 28, 2026

JST (Japan Standard Time) · UTC+09:00

Asia/Tokyo

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Time zone details

Kōzushima does not observe daylight saving time in 2026

Daylight in Kōzushima

Sunrise5:59 AMSolar noon11:27 AMSunset4:54 PM

Clock change statusNo clock changes are scheduled for Kōzushima in the next 12 monthsView schedule Weather nowLoading current forecast…Forecast details

Location facts

Place

Country: Japan
Administrative area: Tokyo
District: Ōshima Shichō
Place type: Populated place
Country currency: Japanese Yen (JPY)

Practical

Country languages: Japanese
Dialing code: +81
Population: 1,855
Elevation: Approximately 62 m (DEM estimate)

Geography

Geographic coordinates: 34° 12' N / 139° 07' E

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Clock changes in Kōzushima

No clock or time-zone designation changes in 2026

Future clock changes, 2027–2030

Clock changes worldwide

Sun & Moon details

Sunrise: 5:59 AM
Solar noon: 11:27 AM
Sunset: 4:54 PM
Daylight duration: 10 hr 56 min1 min 56 sec shorter than the previous day

Civil twilight: 5:33 AM – 5:20 PM
Nautical twilight: 5:04 AM – 5:50 PM
Astronomical twilight: 4:34 AM – 6:19 PM

Waning GibbousMoon illumination95%

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Wednesday, October 28, 2026

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Sun

Sunrise: 5:59 AM (east, 105.2°)
Sunset: 4:54 PM (west, 254.6°)
Day length: 10 hr 56 min1 min 56 sec shorter than the previous day
Solar noon: 11:27 AM (42.7° altitude)

Civil twilight

Dawn to dusk: 5:33 AM – 5:20 PM

Additional twilight

Nautical dawn to dusk: 5:04 AM – 5:50 PM
Astronomical dawn to dusk: 4:34 AM – 6:19 PM

Moon

Phase: Waning Gibbous (95% illuminated)
Moonrise: 6:08 PM (northeast, 58.1°)
Moonset: 8:12 AM (northwest, 300.4°)
Previous principal phase: Full Moon — Monday, October 26, 2026 at 1:12 PM
Next principal phase: Third Quarter — Monday, November 2, 2026 at 5:28 AM

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local date	Sunrise	Sunset	Day length	Daily change
Wednesday, October 28	5:59 AM	4:54 PM	10 hr 56 min	1 min 56 sec shorter than the previous day
Thursday, October 29	6:00 AM	4:53 PM	10 hr 54 min	1 min 55 sec shorter than the previous day
Friday, October 30	6:01 AM	4:52 PM	10 hr 52 min	1 min 54 sec shorter than the previous day
Saturday, October 31	6:01 AM	4:51 PM	10 hr 50 min	1 min 53 sec shorter than the previous day
Sunday, November 1	6:02 AM	4:50 PM	10 hr 48 min	1 min 52 sec shorter than the previous day
Monday, November 2	6:03 AM	4:49 PM	10 hr 46 min	1 min 51 sec shorter than the previous day
Tuesday, November 3	6:04 AM	4:48 PM	10 hr 44 min	1 min 51 sec shorter than the previous day

Weather forecast for Kōzushima

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Plan around Kōzushima

Upcoming national public holidays in Japan

Tue, Nov 3, 2026Culture Day
Mon, Nov 23, 2026Labor Thanksgiving Day
Fri, Jan 1, 2027New Year's Day

Nearby places

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Frequently asked questions

What time zone is Kōzushima in?: Kōzushima uses Japan Standard Time (JST, UTC+9) all year. Its IANA time zone is Asia/Tokyo.
When is the next clock change in Kōzushima?: No clock changes are scheduled for Kōzushima in the next 12 months
Does Kōzushima observe daylight saving time?: No. Kōzushima uses JST (UTC+9) all year.
What is the UTC offset of Kōzushima?: Kōzushima is UTC+9 all year