Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

Moscow to Chicago

-8h

Moscow

MSKSOURCE

Russia · UTC+03:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Chicago

CDT

USA · UTC-05:00☀ DST active

HH04

MM00

04:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Moscow

Chicago

12:00 AM

4:00 PM-1

2:00 AM

6:00 PM-1

4:00 AM

8:00 PM-1

6:00 AM

10:00 PM-1

8:00 AM

12:00 AM

10:00 AM

2:00 AM

12:00 PM

4:00 AM

2:00 PM

6:00 AM

4:00 PM

8:00 AM

6:00 PM

10:00 AM

8:00 PM

12:00 PM

10:00 PM

2:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

MSK and CDT on the World Map

The map below highlights the MSK (Moscow Standard Time) and CDT (Central Standard Time) timezone regions across the globe.

MSK Zone

→

CDT Zone

Explore all world timezones interactively →

MSK – Moscow Standard Time

UTC+03:00

Moscow Standard Time (MSK) is the time zone for Moscow and western Russia, 3 hours ahead of UTC.

Countries in MSK

Russia (Moscow, St. Petersburg, western regions)

Major Cities in MSK

MoscowSt. PetersburgVolgogradNizhny NovgorodKazanSamaraRostov-on-Don

Key Facts about MSK

•All Russian train timetables use Moscow Time, regardless of location.
•Russia abolished daylight saving time in 2011.
•Moscow is the most populous city in Europe with over 12 million residents.
•MSK shares the offset with Saudi Arabia (AST) and East Africa (EAT).

Daylight Saving:No – UTC+03:00 year-round

Learn more about MSK on Wikipedia

CST – Central Standard Time

UTC-06:00

Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.

Countries in CST

United States (Central)Canada (Manitoba, Saskatchewan)MexicoGuatemalaHondurasEl SalvadorCosta RicaNicaraguaBelize

Major Cities in CST

ChicagoHoustonDallasSan AntonioMexico CityAustinWinnipegMemphisMilwaukeeNashvilleKansas CityNew OrleansMinneapolisGuatemala City

Key Facts about CST

•CST covers 20 US states fully or partially.
•Chicago and Houston are the two largest cities in the Central Time Zone.
•Mexico City, one of the world's most populous cities, operates on CST.
•CST is 1 hour behind EST and 2 hours ahead of PST.

Daylight Saving:Yes – switches to CDT

Learn more about CST on Wikipedia

About Moscow

Wikipedia

Moscow operates on Moscow Standard Time (MSK), UTC+3. As Russia's capital and financial center, MSK is the reference timezone across Russia's 11 time zones.

Population:12.5 million

Metro:17.1 million

Business Hours:9:00 AM - 6:00 PM MSK

Currency:RUB (₽)

Stock Exchange:MOEX (Moscow Exchange)

Key Landmarks

Red SquareKremlinSt. Basil's CathedralBolshoi TheatreGUM Department Store

Did You Know?

Russia spans 11 time zones but Moscow Time (MSK) is the reference for all schedules.

Learn more about MSK timezone →

About Chicago

Wikipedia

Chicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.

Population:2.7 million

Metro:9.5 million

Business Hours:8:00 AM - 5:00 PM CST

Currency:USD ($)

Stock Exchange:CME (Chicago Mercantile Exchange), CBOE

Key Landmarks

Willis TowerMillennium ParkCloud Gate (The Bean)Navy PierArt Institute of Chicago

Did You Know?

The Chicago Board of Trade is the world's oldest futures and options exchange.

Learn more about CDT timezone →

Understanding the -8h Gap: Moscow vs Chicago

Moscow runs on Moscow Standard Time (MSK) at UTC+03:00. Chicago runs on Central Daylight Time (CDT) at UTC-05:00, also currently on daylight saving time. That puts Moscow 8 hours behind Chicago — a difference of -8h at the current offsets.

In practice, when it is 9:00 AM in Moscow it is 1:00 AM in Chicago. Midnight in Moscow is 4:00 PM in Chicago.Chicago observes daylight saving time while Moscow does not, so the gap narrows or widens by an hour part of the year.

Moscow to Chicago time conversion table

Moscow (MSK)	Chicago (CDT)	Day
12:00 AM	4:00 PM	previous day
6:00 AM	10:00 PM	previous day
7:00 AM	11:00 PM	previous day
8:00 AM	12:00 AM	same day
9:00 AM	1:00 AM	same day
12:00 PM	4:00 AM	same day
3:00 PM	7:00 AM	same day
5:00 PM	9:00 AM	same day
6:00 PM	10:00 AM	same day
9:00 PM	1:00 PM	same day

Why people convert Moscow to Chicago time

Scheduling a call from Moscow to Chicago: a 10:00 AM start in Moscow lands at 2:00 AM in Chicago, so you can confirm the slot without doing the arithmetic yourself.
Handling a -8h gap: Moscow and Chicago have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Chicago is 1:00 AM in Moscow.
Watching a live event or market open: Moscow viewers need 1:00 AM in Chicago to catch a 9:00 AM start there, and 8:00 AM if the event is anchored to Moscow.

Always state the zone abbreviation, not just the hour. "3:00 PM MSK" is unambiguous; "3 PM" across a -8h gap is not.
With a -8h gap there is no shared 9-to-5 window, so alternate the early start: one week Moscow takes the early slot, the next week Chicago does.
Chicago: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.

About MSK (Moscow Standard Time)

Moscow Standard Time (MSK) is the time zone used in Moscow, St. Petersburg, and much of western Russia. Russia abolished DST in 2011, so MSK is observed year-round. MSK is also the reference time for Russian railways – all train schedules in Russia are given in Moscow Time regardless of the actual local time zone.

About CST (Central Standard Time)

Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.

Best time to call between Moscow and Chicago

With a -8h offset there is no overlap inside a normal 9 AM – 5 PM day. Chicago opens at 9:00 AM CDT, which is 1:00 AM in Moscow, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Moscow and Chicago have no shared working hours because of the -8h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Moscow is 8 hours behind Chicago (MSK UTC+03:00 → CDT UTC-05:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Moscow

Does not observe DST

Chicago

☀ Currently in DST

Standard: UTC-06:00 · DST: UTC-05:00

Clocks fall back on Sun, Nov 1, 2026

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Moscow and Chicago?

Moscow (MSK, UTC+03:00) is 8 hours behind Chicago (CDT, UTC-05:00). The gap is currently -8h.

How do I convert Moscow time to Chicago time?

Add -8h to Moscow local time. For example, 9:00 AM in Moscow is 1:00 AM in Chicago.

What time is it in Chicago right now?

Chicago uses CDT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -8h offset from Moscow.

What is the best time to call Chicago from Moscow?

There is no shared working-hours window because of the -8h gap. The closest option is 1:00 PM in Moscow, which is 5:00 AM in Chicago.

Which is behind, Moscow or Chicago?

Moscow is 8 hours behind Chicago. When it is 12:00 PM in Moscow it is 4:00 AM in Chicago.

Do Moscow and Chicago use different time zones?

Moscow (Russia) uses MSK at UTC+03:00, while Chicago (USA) uses CDT at UTC-05:00. The IANA identifiers are Europe/Moscow and America/Chicago.

Does daylight saving time affect the Moscow–Chicago difference?

Yes at the moment: Chicago is on daylight saving time and Moscow is not, so the -8h gap shifts by an hour when exactly one of them changes clocks.

Which other cities share Moscow's time zone?

MSK also covers Moscow, St. Petersburg, Volgograd, Nizhny Novgorod, Kazan, Samara, Rostov-on-Don.

Which countries use MSK, Moscow's zone?

MSK is used in Russia (Moscow, St. Petersburg, western regions).

Is there a day difference between Moscow and Chicago?

Not normally. The -8h gap only pushes the date over the previous day.

What is the time difference between Moscow and Chicago?

Chicago is -8h from Moscow.

What timezone is Moscow in?

Moscow operates on Moscow Standard Time (MSK), UTC+3. As Russia's capital and financial center, MSK is the reference timezone across Russia's 11 time zones.

What timezone is Chicago in?

Chicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.

What are the business hours in Moscow?

Standard business hours in Moscow are 9:00 AM - 6:00 PM MSK.

What are the business hours in Chicago?

Standard business hours in Chicago are 8:00 AM - 5:00 PM CST.

What is the best time to schedule a call between Moscow and Chicago?

The best overlap for a call is when both cities are in business hours. Moscow works 9:00 AM - 6:00 PM MSK and Chicago works 8:00 AM - 5:00 PM CST (-8h difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Moscow and Chicago?

Moscow uses RUB (₽) while Chicago uses USD ($). Check current exchange rates when planning travel or business between these cities.

How do Moscow and Chicago compare in size?

Moscow has a population of approximately 12.5 million (metro: 17.1 million), while Chicago has approximately 2.7 million (metro: 9.5 million).

What are the major landmarks in Moscow and Chicago?

Moscow is known for Red Square, Kremlin, St. Basil's Cathedral. Chicago is famous for Willis Tower, Millennium Park, Cloud Gate (The Bean).

Do Moscow and Chicago have stock exchanges?

Yes. Moscow has the MOEX (Moscow Exchange) and Chicago has the CME (Chicago Mercantile Exchange), CBOE. The -8h time difference affects trading hour overlaps between these exchanges.