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Live local time

Heure Actuelle à Isumi, Japon — JST.

JSTUTC+09:00Standard time

Isumi, Japon

05:54:21 AM

Wednesday, April 29, 2026 · Asia/Tokyo

L'essentiel à savoir maintenant

Heure locale actuelle

05:54:21 AM

Wednesday, April 29, 2026

Fuseau horaire

JST

Asia/Tokyo · UTC+09:00

Prochain jour férié

Shōwa Day

mercredi 29 avril 2026 · Public

Chevauchement d'horaires maintenant

0 / 7

Reference markets are overlapping with Isumi right now

Aéroport le plus proche

Snapshot at render time: 05:54:21 AM on Wednesday, April 29, 2026 in Isumi (UTC+09:00, JST).

Status

Nighttime

Week Number

Week 18

Day of Year

Day 119

Days Remaining

246

Signaux en direct

Current weather

20°C, Partly cloudy

Feels like 20°C · Humidity 83% · Wind 10 km/h

Sunrise and sunset

04:49 AM to 06:22 PM

Day length 13h 33m · Solar noon 11:36 AM

Next country holiday

Shōwa Day

mercredi 29 avril 2026 · Public

Aperçu de la ville

Population

35.5K

Coordinates

35.23, 140.40

Timezone

Asia/Tokyo

Aéroports indexés

Capital

Tokyo

Languages

Japanese

Currency

JPY (¥)

Country area

377,930 km²

Isumi (rank #754 by population in this dataset) sits at Asia/Tokyo (JST, UTC+09:00) with roughly 35.5K residents, anchoring local-time questions for Japon.

Geographically, Isumi is at 35.23°N, 140.40°E — that places it in the Northern Hemisphere's mid-latitudes, about 3911 km from the equator, with clear seasonal daylight differences across the year.

Today the sun rises around 04:49 AM and sets around 06:22 PM in Isumi — about 13h 33m of daylight. Japon stays on standard time here, so UTC+09:00 is stable through the year.

Ōhara (2 km from Isumi) gives this page its nearest commuter and travel cluster, with 18 curated airport pages indexed for Japon.

On 2026-04-29, Shōwa Day is the next holiday flag for Isumi — worth blocking out for launches or logistics.

Contexte local et notes de planification

Isumi is a city located in Chiba Prefecture, Japan. As of 1 November 2020, the city had an estimated population of 37,206 in 17,004 households and a population density of 240 persons per km2. The total area of the city is 157.44 square kilometres (60.79 sq mi).

From Isumi the nearest of our reference hubs are Tokyo (~84 km), Singapore (~5,336 km), Sydney (~7,765 km), while São Paulo sits about 18,549 km away — useful framing when someone needs a feel for whether a meeting is a regional hop or an intercontinental call.

Isumi sits inside Japon — the Eastern Asia subregion, capital Tokyo, languages Japanese, currency JPY (¥).

Ōhara (2 km), Katsuura (12 km), Mobara (24 km), Kamogawa (31 km) are the nearest cities WorldClockTools indexes around Isumi — that's the cluster to use when scheduling spills past the city limits.

Upcoming country holiday signals around Isumi: Shōwa Day, Constitution Memorial Day, Greenery Day. Bake those into launch, on-call, and travel windows for Japon.

Closest curated airport references from Isumi: NRT Narita (60 km), HND Tokyo (66 km), KIJ Niigata (324 km).

Stable no-DST timing

Japan does not use DST, which makes it a strong stability reference in APAC comparisons.

The same offset relationship with some regions only changes because the other side moves seasonally.
That makes Japan a good explanatory page for DST mismatch windows.
This is especially useful on compare and converter pages.

Contexte voyage et itinéraires

Narita International AirportNRT

Narita · 60 km from Isumi

Approx. transfer or flight-planning window: 50m

Tokyo Haneda International AirportHND

Tokyo · 66 km from Isumi

Approx. transfer or flight-planning window: 50m

Niigata AirportKIJ

Niigata · 324 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Sendai AirportSDJ

Natori · 327 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Chubu Centrair International AirportNGO

Tokoname · 330 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Signaux de fraîcheur quotidiens

Exchange snapshot

Nighttime

05:54:21 AM

Wednesday, April 29, 2026

Timezone

JST

IANA Zone

Asia/Tokyo

UTC Offset

UTC+09:00

DST Status

Standard Time

Week Number

Week 18

Day of Year

Day 119

Days Remaining

246

Quarter

Décalage Horaire

London

-8h

New York

-13h

Los Angeles

-16h

Dubai

-5h

Singapore

-1h

Sydney

+1h

São Paulo

-12h

Best Times to Call Isumi

City	Current local time	Difference	Business-hours overlap
London	09:54 PM	-8h	Check the overlap widget below
New York	04:54 PM	-13h	Check the overlap widget below
Los Angeles	01:54 PM	-16h	Check the overlap widget below
Dubai	12:54 AM	-5h	Check the overlap widget below
Singapore	04:54 AM	-1h	Check the overlap widget below
Sydney	06:54 AM	+1h	Check the overlap widget below
São Paulo	05:54 PM	-12h	Check the overlap widget below

Upcoming Holidays in Japon

Shōwa Day

mercredi 29 avril 2026

Public

Constitution Memorial Day

dimanche 3 mai 2026

Public

Greenery Day

lundi 4 mai 2026

Public

Convert JST Time

JST → EST JST → PST JST → GMT JST → CET JST → IST

Nearby Cities

Ōhara

Japon

Approx. 2 km away

Katsuura

Japon

Approx. 12 km away

Mobara

Japon

Approx. 24 km away

Kamogawa

Japon

Approx. 31 km away

Ōamishirasato

Japon

Approx. 32 km away

Ōami

Japon

Approx. 33 km away

Tōgane

Japon

Approx. 36 km away

Sodegaura

Japon

Approx. 40 km away

Questions Fréquentes

Dans quel fuseau horaire se trouve Isumi ?

Isumi est dans le fuseau horaire Asia/Tokyo (JST), avec un décalage UTC de +09:00.

Isumi observe-t-elle l'heure d'été ?

Isumi n'observe pas actuellement l'heure d'été.

Quel est le décalage UTC pour Isumi ?

Le décalage UTC actuel pour Isumi est UTC+09:00.

Where is Isumi located?

Isumi sits at 35.23°N, 140.40°E in Japon, with about 35.5K residents (rank #754 by population in this dataset).

How far is Isumi from major world hubs?

The closest reference hub to Isumi is Tokyo, about 84 km away as the crow flies.

What is the nearest mapped city to Isumi?

Ōhara is the closest indexed city, roughly 2 km from Isumi.

Which airport reference is closest to Isumi?

Narita International Airport (NRT) is the closest curated airport reference, about 60 km from Isumi.

What is the next holiday affecting schedules in Isumi?

Shōwa Day is the next upcoming holiday in Japon, on mercredi 29 avril 2026.

Best Times to Call Isumi

City	Current local time	Difference	Business-hours overlap
London	09:54 PM	-8h	Check the overlap widget below
New York	04:54 PM	-13h	Check the overlap widget below
Los Angeles	01:54 PM	-16h	Check the overlap widget below
Dubai	12:54 AM	-5h	Check the overlap widget below
Singapore	04:54 AM	-1h	Check the overlap widget below
Sydney	06:54 AM	+1h	Check the overlap widget below
São Paulo	05:54 PM	-12h	Check the overlap widget below

Questions Fréquentes

Dans quel fuseau horaire se trouve Isumi ?

Isumi est dans le fuseau horaire Asia/Tokyo (JST), avec un décalage UTC de +09:00.

Isumi observe-t-elle l'heure d'été ?

Isumi n'observe pas actuellement l'heure d'été.

Quel est le décalage UTC pour Isumi ?

Le décalage UTC actuel pour Isumi est UTC+09:00.

Where is Isumi located?

Isumi sits at 35.23°N, 140.40°E in Japon, with about 35.5K residents (rank #754 by population in this dataset).

How far is Isumi from major world hubs?

The closest reference hub to Isumi is Tokyo, about 84 km away as the crow flies.

What is the nearest mapped city to Isumi?

Ōhara is the closest indexed city, roughly 2 km from Isumi.

Which airport reference is closest to Isumi?

Narita International Airport (NRT) is the closest curated airport reference, about 60 km from Isumi.

What is the next holiday affecting schedules in Isumi?

Shōwa Day is the next upcoming holiday in Japon, on mercredi 29 avril 2026.

Contexte local et notes de planification

Isumi sits inside Japon — the Eastern Asia subregion, capital Tokyo, languages Japanese, currency JPY (¥).

Upcoming country holiday signals around Isumi: Shōwa Day, Constitution Memorial Day, Greenery Day. Bake those into launch, on-call, and travel windows for Japon.

Closest curated airport references from Isumi: NRT Narita (60 km), HND Tokyo (66 km), KIJ Niigata (324 km).

Stable no-DST timing

Japan does not use DST, which makes it a strong stability reference in APAC comparisons.

The same offset relationship with some regions only changes because the other side moves seasonally.
That makes Japan a good explanatory page for DST mismatch windows.
This is especially useful on compare and converter pages.

Contexte voyage et itinéraires

Narita International AirportNRT

Narita · 60 km from Isumi

Approx. transfer or flight-planning window: 50m

Tokyo Haneda International AirportHND

Tokyo · 66 km from Isumi

Approx. transfer or flight-planning window: 50m

Niigata AirportKIJ

Niigata · 324 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Sendai AirportSDJ

Natori · 327 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Chubu Centrair International AirportNGO

Tokoname · 330 km from Isumi

Approx. transfer or flight-planning window: 1h 10m

Signaux de fraîcheur quotidiens

Exchange snapshot

Never miss a launch, finale, or eclipse.

Heure Actuelle à Isumi, Japon — JST.

L'essentiel à savoir maintenant

Signaux en direct

Upcoming events in Isumi

Aperçu de la ville

Contexte local et notes de planification

Stable no-DST timing

Contexte voyage et itinéraires

Signaux de fraîcheur quotidiens

Timezone & DST Details

Décalage Horaire

Best Times to Call Isumi

Sun Times in Isumi

Sunrise / Sunset Wave

Business Hours Overlap with Isumi

Upcoming Holidays in Japon

Popular Airport Links for Isumi

Convert JST Time

Nearby Cities

Questions Fréquentes

Best Times to Call Isumi

Upcoming Holidays in Japon

Popular Airport Links for Isumi

Convert JST Time

Nearby Cities

Questions Fréquentes

Contexte local et notes de planification

Stable no-DST timing

Contexte voyage et itinéraires

Signaux de fraîcheur quotidiens