What is the time difference between AWST and CST?

Central Standard Time (CST) is 13 hours behind Australian Western Standard Time (AWST). AWST uses a UTC offset of UTC+8, while CST uses UTC-5. For example, when it's 9:00 AM in AWST, it's 8:00 PM in CST. Note that this difference may shift by one hour during daylight saving time transitions if CST observes DST. Use the conversion table above to see the exact time for each hour of the day.

How do I convert AWST to CST?

To convert AWST to CST, subtract 13 hours from the AWST time. For example, 9:00 AM AWST is 8:00 PM CST, and 5:00 PM AWST is 4:00 AM CST. Keep in mind that during daylight saving time transitions, the offset between these timezones may temporarily change by one hour. You can also use the interactive converter above for quick, accurate results.

What time is it in CST when it's noon in AWST?

When it's 12:00 PM (noon) in AWST, it's 11:00 PM in CST. This is because CST is 13 hours behind AWST. Similarly, when it's 6:00 PM in AWST, it's 5:00 AM in CST. During daylight saving time transitions, these times may shift by one hour, so always verify the current offset. The color-coded conversion table above shows every hour mapped between both timezones.

How many hours behind is CST from AWST?

CST is 13 hours behind AWST. This means when it's 9:00 AM in AWST, it's 8:00 PM in CST, and when it's midnight in AWST, it's 11:00 AM in CST. The exact difference can vary by one hour during daylight saving time transitions. The conversion table above provides a complete hour-by-hour mapping.

Is CST ahead or behind AWST?

CST is behind AWST by 13 hours. Clocks in CST show an earlier time than AWST, meaning the day starts later in CST relative to AWST. For example, when it's noon in AWST, it's still 11:00 PM in CST. This gap may change by one hour during DST transitions.

Does AWST observe daylight saving time?

No, Australian Western Standard Time does not observe daylight saving time. The UTC offset of UTC+8 remains the same year-round, making time conversions from AWST more predictable. Countries and regions in this timezone keep their clocks unchanged regardless of the season.

Does CST observe daylight saving time?

Yes, Central Standard Time observes daylight saving time. During DST, the abbreviation changes to CDT and clocks move forward by one hour, typically in spring. Clocks then fall back in autumn, returning to standard CST time. This means the UTC offset for CST shifts between two values depending on the season. Check our DST change calendar for exact transition dates that may affect your AWST to CST conversions.

What is the best time to call from AWST to CST?

The best time for a call between AWST and CST is during overlapping business hours (9 AM – 5 PM) in both timezones. To reach someone in CST during their work day, call between 10:00 PM and 6:00 AM your AWST time. Avoid calling too early or late, as the 13 hours difference means your evening could be their early morning. Check the color-coded conversion table above — green hours indicate business hours in both zones, making it easy to find the ideal time.

When does daylight saving time change in CST?

Daylight saving time transitions vary by year and region. Central Standard Time observes DST, which typically shifts clocks forward by one hour in spring ("spring forward") and back in fall ("fall back"). During these transition periods, the time difference between AWST and CST may temporarily change by one hour, which can cause confusion for scheduled meetings or calls. It's important to double-check your conversions around transition dates, especially if the two timezones switch on different dates. Check our DST change calendar for exact transition dates in the current year.

Do AWST and CST ever have the same time?

No, AWST and CST never show the same time because their base UTC offsets are different. However, because CST observes daylight saving time and AWST does not, the time difference between them changes by one hour during DST transitions. This means the gap narrows or widens depending on the season, but the two clocks never align. Always verify the current offset around DST transition dates to avoid scheduling errors.

AWST to CST Converter

Convert Australian Western Standard Time to Central Standard Time. See the hour-by-hour conversion table below.

Timezone Details

Australian Western Standard Time

12:12 PM

Friday, April 3, 2026

AWST (UTC+08:00)

Central Standard Time

11:12 PM

Thursday, April 2, 2026

CDT (UTC-05:00)

Difference: -13 hours

AWST DST: No

CDT DST: Yes (CDT)

24-Hour Overview

AWST — 24-hour overview

12a12a

3a3a

6a6a

9a9a

10a

11a

12p12p

3p3p

6p6p

9p9p

10p

11p

NightMorningBusinessEvening

CDT — 24-hour overview

11a11a

12p

2p2p

5p5p

8p8p

10p

11p11p

12a

2a2a

5a5a

8a8a

10a

NightMorningBusinessEvening

Frequently Asked Questions

Related Conversions

CST to AWST CST to EST EST to CST CST to PST PST to CST CST to GMT GMT to CST CST to IST IST to CST

Cities in These Timezones

AWST Cities

Perth

CST Cities

Chicago Houston Dallas Minneapolis

More Tools

Compare AWST & CST Plan a Meeting (AWST & CST)See on Map

Learn More

How Time Zones Work Understanding DST Timezone Abbreviations

External Resources

Australian Western Standard Time on Wikipedia Central Standard Time on Wikipedia IANA Time Zone Database