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Time difference US vs China / China vs US
With the end of US daylight saving time on Sunday, November 5, 2023, New York, Eastern US will be 13 hour behind Beijing, China. | Swap

US time zones
China time zone

The United States spans 9 time zones, with 4 main time zones, Pacific / Mountain / Central / Eastern. More info. | US largest map

China spans 1 time zone, UTC +8h all year round, without summer time, corresponding to the meridian 120º east of Greenwich located between Shanghai and Beijing approx. More info. | Asia time zone map

US Daylight Saving Time 2023
On Sunday, November 5, the United States turned the clock back one hour, at 2:00 a.m. it was 1:00 a.m. More info

China does not use daylight saving time
All year round it uses the UTC +8h time zone. More info

You can quickly check the current time difference between the US and China by viewing the current time zone at the top right of both countries. time zone clocks . clock symbols info

You can also refer to the 4 Time Zone Colors = Intervals that are multiples of 4 hours between the same colors.
For example, between California and China, the time difference (in standard time) will be California, US 16 hours behind China. During US Daylight Saving Time we will subtract 1 hour = 15 hours.

The time in New York, United States is 13 hours behind China in standard time. During US Daylight Saving Time, from the Second Sunday March to First Sunday November, the time difference will be 12 hours from China.

Time change and time difference New York, USA vs. Beijing, China

• As of (2nd Sunday in March) with the start of US daylight saving time, New York is -4h, and Beijing is +8h, so New York will be 12 hours behind Beijing.

• As of (first Sunday in November) with the return to US standard time, New York is -5h and Beijing +8h, so New York will be 13 hours behind Beijing.

US and China, current time and time zone.

Time difference between some US states vs China cities

The Clock time is updated with the time change, along with the time zone and summer or winter symbols. + info.
Several states in the Eastern US (Central ← Eastern) and Central US (Mountain ← Central), have locations that use the contiguous states time zone.

US time zones with current time - map

US time zones - 24 hour clock format
Pacific time zone Mountain t. zone
Current Pacific Time Current Mountain Time
Los Angeles (CA) Denver (Colorado)
US Pacific Time Zone US Mountain Time Z.
PST = standard -8h
PDT = daylight -7h
MST = standard -7h
MDT = daylight -6h
*Shared time zones Pacific ⇄ Mountain Arizona Mountain Time
  Arizona Mountain T.
  MST = standard -7h
No daylight saving
Central time zone Eastern time zone
Current Central Time Current Eastern Time
Chicago (Illinois) New York
US Central Time Zone US Eastern Time Z.
CST = standard -6h
CDT = daylight -5h
EST = standard -5h
EDT = daylight -4h
*Central US states with 2 time zones *Eastern US states with 2 time zones
2 US time zones - not contiguous -
Alaska Time Zone Hawaii Time Zone
Juneau Capital Honolulu Capital
Alaska Time Zone Hawaii Time Zone
AKST = standard -9h
AKDT = daylight -8h
HST = std -10h
No daylight saving
3 US dependencies, no DST
Atlantic time zone
Puerto Rico
US Virgin Islands
AST = standard -4h
No daylight saving
American Samoa time
American Samoa
Pago Pago Capital
SST = standard -11h
No daylight saving
Chamorro time zone
Northern Mariana Islands
ChST = standard +10h
No daylight saving

The US spans 4 main time zones, from west to east: Pacific Time - Mountain Time - Central Time - Eastern Time.
2 non-contiguous time zones: Alaska Time and Hawaii Islands Time, and 3 US dependencies which none of them use daylight saving time.
* There are 2 more time zones corresponding to US Minor Outlying Islands. more info on wiki
The letters S (standard) and D (daylight), are the acronyms that show the current period of the time zone.
For example, PST Pacific standard time / PDT Pacific daylight time, plus the symbols that appear next to the clock time

Daylight Saving United States

The United States observes daylight saving time in almost all States, except for most of Arizona UTC -7h, and the Hawaiian Islands UTC-10h, which maintains the same time zone throughout the year.

Daylight saving time in US begins on the second Sunday in March, at 2:00 a.m., moving the clock forward 1 hour and returning to winter or standard time on the first Sunday in November, at 2:00 a.m., turning the clock back 1 hour. US map.

USA daylight saving time 2023
Starts + 1h Ends - 1h
March-12 Sun.
2:00 → 3:00
Nov.-5 Sun.
2:00 → 1:00
2nd Sunday in March, at 2:00 a.m., US turns the clock forward 1 hour 1st Sunday in November, at 2:00 a.m., US turns the clock back 1 hour
Pacific Time / Mountain Time / Central Time / Eastern Time

China time zone with current time map

China spans only 1 time zone, UTC +8h all year round, without daylight saving time. You can see Asia Time zones map
China time zone and some nearby countries- 24 hour clock format
China Taiwan
China Time Taiwan Time
Beijing, China Taipei, Taiwan
Time Zone +8h. Time Zone +8h.
CST = standard +8h
No daylight saving
CST = standard +8h
No daylight saving
China standard time China standard time
Myanmar (Burma) Indochina
Burma Time Vietnam Time
Naypyidaw, Burma Hanoi, Vietnam
Time Zone +6:30h. Time Zone +7h.
Standard Time +6:30
No daylight saving
Standard Time +7h
No daylight saving
  Cambodia | Laos
Thailand | Vietnam
Countries and islands near China
Manila, Philippines Tokyo, Japan
Philippines Time Japan Time
Manila, Philippines Tokyo, Japan
Time Zone +8h. Time Zone +8h.
PST = standard +8h
No daylight saving
JST = standard +9h
No daylight saving
Philippines standard time Japan standard time
North Korea Northern Mariana Isl.
Korea Time N.Mariana Time
Pyongyang, N. Korea Saipan, N.Mariana Isl.
South Korea Guam
Seoul, South Korea Hagåtña, Guam
Time Zone +9h. Time Zone +10h.
KST = standard +9h
No daylight saving
ChST = standard +10h
No daylight saving

China does not use daylight saving time

Although China is a country that, due to its longitude, could include up to 5 time zones, it only uses the UTC +8h time zone and does not use daylight saving time. US-China map. | Asia Time Zones Map.
*2 time zones *Time change exception Capital Capital Most populous city Most populous city Capital of the country Capital of the country

Clocks symbols:

Daylight Saving Time Daylight Saving Time. Standard or winter time UTC standard time, or winter time. No Daylight Saving Time No Daylight Saving Time throughout the year. 24 hour clock format

Clocks and symbols (daylight saving - winter) are updated in real time as the time changes in different US-China time zones.