UTC to CDT Converter

Convert time between Coordinated Universal Time (UTC) and Central Daylight Time (CDT)

Coordinated Universal Time (UTC)

17:56:36
Nov 11, 2025
UTC

Central Daylight Time (CDT)

17:56:36
Nov 11, 2025
UTC

Time Difference

Central Daylight Time (CDT) is 0 hours ahead of Coordinated Universal Time (UTC)

Select Date

Select Time

Quick Reference

UTCCDT
02:0020:00
04:0022:00
06:0000:00
08:0002:00
10:0004:00
12:0006:00
14:0008:00
16:0010:00
18:0012:00
20:0014:00
22:0016:00
00:0018:00

Related Time Zone Conversions

EST to MST MST to EST EST to PST EST to PDT PST to EST EST to CST

About UTC to CDT Time Conversion

Converting time from Coordinated Universal Time (UTC) to Central Daylight Time (CDT) is essential for international to US Central region coordination during daylight saving time. UTC is the global standard, while CDT is UTC-5, making CDT 5 hours behind UTC.

This conversion is crucial for global technology companies, international business operations, and organizations coordinating with Central time zone teams. Our converter uses the IANA timezone database for accurate calculations, automatically handling daylight saving time transitions.

Common Use Cases for UTC to CDT Conversion

Business & Work

  • Scheduling international meetings for Central region participants
  • Coordinating global tech operations with Central headquarters
  • Planning international business activities with Chicago, Dallas, and Houston offices

Personal & Travel

  • Arranging international travel to Central region destinations
  • Coordinating with Central region family from abroad
  • Planning global virtual events for US Central region audiences

Time Zone Information

Coordinated Universal Time (UTC)

  • UTC Offset: UTC+0
  • IANA Timezone: UTC
  • Daylight Saving: No daylight saving time
  • Major Cities: Greenwich, London (in winter), Reykjavik
  • Coverage: Global standard time reference

Central Daylight Time (CDT)

  • UTC Offset: UTC-5 (CST is UTC-6)
  • IANA Timezone: America/Chicago
  • Daylight Saving: Second Sunday in March to First Sunday in November
  • Major Cities: Chicago, Houston, Dallas, San Antonio, Austin, New Orleans
  • Coverage: Central United States and parts of Canada and Mexico

Quick Reference: UTC to CDT

5:00 PM UTC
12:00 PM CDT
8:00 PM UTC
3:00 PM CDT
11:00 PM UTC
6:00 PM CDT
12:00 AM UTC
7:00 PM CDT (previous day)

Remember: CDT is always 5 hours behind UTC (during daylight saving time)

Frequently Asked Questions

What is the time difference between UTC and CDT?

UTC (Coordinated Universal Time) is at UTC+0, while CDT (Central Daylight Time) is UTC-5, making CDT 5 hours behind UTC. CDT is observed during daylight saving time from the second Sunday in March to the first Sunday in November. During winter, the Central time zone observes CST (Central Standard Time), which is UTC-6.

When does CDT change to CST and vice versa?

Central Daylight Time (CDT) transitions to Central Standard Time (CST) on the first Sunday in November at 2:00 AM. The reverse transition from CST to CDT occurs on the second Sunday in March at 2:00 AM. During the CST period, the time difference with UTC is 6 hours instead of 5.

Which US cities and regions use Central Daylight Time?

Major cities observing Central Daylight Time include Chicago, Houston, Dallas, San Antonio, Austin, New Orleans, Memphis, and Kansas City. The Central time zone covers a significant portion of the central United States and parts of Canada and Mexico during daylight saving time.

Is UTC always constant, or does it change?

UTC is constant and does not change. It serves as the global reference time used for scientific, military, and aviation purposes. Unlike regional time zones, UTC does not observe daylight saving time, making it ideal for international coordination and avoiding confusion during seasonal transitions.

How do I convert UTC to CDT manually?

To convert UTC to CDT, simply subtract 5 hours from the UTC time. For example, if it is 8:00 PM UTC, the corresponding CDT time would be 3:00 PM (20:00 - 5 hours = 15:00). If the result is negative, add 24 hours and subtract 1 day.

Why is understanding UTC to CDT conversion important?

Understanding UTC to CDT conversion is crucial for international business coordination, travel planning, virtual meetings across time zones, and any global communication. It ensures accurate scheduling and prevents confusion when coordinating with teams, clients, or family in the Central time zone during daylight saving time.

Pro Tips

  • • Remember that CDT is only used during daylight saving time (March to November). Outside these months, the Central time zone observes CST, which is 6 hours behind UTC.
  • • UTC time is often displayed with a Z suffix (e.g., 8:00 PM UTC might be written as 20:00Z), indicating it's in the Zulu or UTC timezone.
  • • Use a converter like this one for daylight saving transitions to avoid miscalculations when CDT switches to CST or vice versa.
  • • When scheduling international meetings with Central region participants, always confirm the current time zone they are observing.
  • • Many digital devices and systems automatically handle UTC to local time conversions, but manual verification is important for critical scheduling, especially during spring and fall transitions.

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240 Minute Timer
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Time Zones

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UTC to CDT Converter
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Engineering

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Calculate proper tightening torque for bolts based on material grade, preload requirements, and friction coefficients. Includes safety checks and engineering formulas.
Gear Ratio Calculator
Free professional gear ratio calculator for mechanical engineering. Calculate speed reduction, torque multiplication, compound gear trains, and mechanical advantage with real-time formulas and step-by-step solutions.
Molar Mass Calculator
Calculate molar mass and analyze chemical formulas with detailed elemental breakdown. Supports complex formulas, hydrates, parentheses, and provides mass percentages for chemistry applications.
Ideal Gas Law Calculator
Calculate pressure, volume, temperature, or moles using the ideal gas law (PV = nRT). Free calculator with multiple units, step-by-step solutions, and educational content for chemistry and physics.
Op-Amp Calculator
Calculate operational amplifier circuit parameters for inverting, non-inverting, differential, and integrator/differentiator configurations. Include gain, input/output impedance, and bandwidth calculations.
Heat Transfer Calculator
Calculate heat transfer rates for conduction, convection, and radiation. Include thermal resistance, heat exchanger analysis, and cooling calculations for engineering applications.
Transformer Turns Calculator
Calculate transformer turns ratios, primary/secondary voltages, currents, and power relationships. Include step-up/step-down calculations, impedance transformation, and efficiency calculations.
Power Electronics Calculator
Design and analyze DC-DC converters (buck, boost, buck-boost), calculate switching frequencies, inductor/capacitor values, and efficiency for power supply design.
Motor RPM Calculation
Calculate motor rotational speed from Hall-effect sensors, encoders, tachometers, and back-EMF measurements. Includes filtering, calibration, and performance analysis for motor control applications.
KVAR Calculator
Calculate required reactive power (KVAR) for power factor correction, capacitor bank sizing, and energy savings analysis for electrical systems and industrial applications.
HP to kW Motor Converter
Convert between horsepower (HP) and kilowatts (kW) for mechanical, electrical, and metric motor ratings with efficiency and load adjustments for engineering applications.
mAh to Wh Converter
Convert battery capacity between milliamp-hours (mAh) and watt-hours (Wh). Calculate energy storage for batteries, power banks, and electronic devices.
kW to kWh Converter
Convert kilowatts (kW) to kilowatt-hours (kWh) and calculate energy consumption from power and time. Estimate electricity costs for appliances and devices.
kWh to Watts Converter
Convert kilowatt-hours (kWh) to watts and calculate average power consumption from energy and time. Understand device power ratings and energy usage patterns.

Screensaver

Black Screen
A free backlight bleed tester to check dead pixels, backlight bleeding. Test monitor, laptop, mobile screen or other display issues.
White Screen
Quickly detect dead pixels, screen flicker, or backlight bleed on any monitor with our advanced display testing tool.
Red Screen
Spot dead pixels, color uniformity issues, or backlight bleeding fast-ensure your screen quality with our pixel checker.
Green Screen
Instantly check for dead pixels, backlight bleed, or display defects to guarantee flawless screen performance.
Blue Screen
Test your monitor for dead pixels, backlight bleeding, and color inconsistencies in seconds with our display diagnostic tool.
Yellow Screen
Identify dead pixels, uneven backlighting, or screen defects easily-optimize your monitor's display quality now.
Purple Screen
Find and fix dead pixels, backlight bleeding, or display issues using our comprehensive screen testing solution.
Cyan Screen
Ensure perfect screen quality by detecting dead pixels, backlight bleed, and other monitor issues instantly.
Orange Screen
Diagnose dead pixels, backlight bleeding, or display problems quickly-improve your monitor's performance and viewing experience.
Pink Screen
Uncover dead pixels, backlight bleed, or screen defects fast with our user-friendly display testing tool.
Brown Screen
Verify your screen for dead pixels, backlight bleeding, or color issues to maintain top display performance.
Gray Screen
Easily detect dead pixels, backlight bleed, and other screen issues to ensure your display's optimal quality.
Lime Screen
Quickly identify and troubleshoot dead pixels, backlight bleeding, and display defects for a flawless viewing experience.
Time Screen
Display the local time on your screensaver, automatically adjusting to your current time zone for accurate, real-time clock display.
Date Screen
A screensaver that displays the current date and time. Real-time clock display on your desktop or device.
Clock Screen
Elegant clock screensaver displaying the current time with customizable styles, perfect for adding a sleek look to your screen.

Utilities

Webcam Tester
Quickly test your webcam and verify camera settings to ensure optimal video quality and proper device functionality.
Microphone Test
Test your microphone and verify settings to ensure clear audio quality and proper device performance for free.
Flashlight Tester
Test your flashlight and verify settings to ensure optimal lighting and proper device functionality for free.
Morse Code Translator
Free online Morse code generator. Convert text to Morse code, e.g.: SOS in morse code, and vice versa.
Cookie Manager
View, edit, and manage your browser cookies effortlessly to control privacy, enhance security, and customize your browsing experience.
Credit Card Number Validation
Validate credit card numbers using the Luhn algorithm to ensure they are valid and secure.
Online Tally Counter
Free online tally counter with multiple counters, labels, and total calculation. Perfect for counting, tracking, and tallying various items.
Spacebar Counter
Simple spacebar counter - press spacebar or click + button to count. Perfect for counting repetitions, events, or any activity.
Password Strength Tester
Test your password strength and learn how secure your password is. Get real-time feedback and tips to create stronger passwords.
Website Screenshot
Generate screenshots of websites by entering a URL, with options for different device viewports (mobile, tablet, desktop) and full-page captures.
Color Blindness Simulator
Simulate how colors appear to users with different types of color blindness to ensure designs are accessible to users with color vision deficiencies.
Weight Tracker
Track and compare weight progress for multiple users. Add, edit, and delete weight records with visual progress reports and user comparison.

Printable

Printable Calendar
Generate and download printable monthly calendars for any month and year. Perfect for planning, organizing, and printing.
January 2025 Calendar
Generate and download printable January 2025 Calendar. Perfect for planning, organizing, and printing.
February 2025 Calendar
Generate and download printable February 2025 Calendar. Perfect for planning, organizing, and printing.
March 2025 Calendar
Generate and download printable March 2025 Calendar. Perfect for planning, organizing, and printing.
April 2025 Calendar
Generate and download printable April 2025 Calendar. Perfect for planning, organizing, and printing.
May 2025 Calendar
Generate and download printable May 2025 Calendar. Perfect for planning, organizing, and printing.
June 2025 Calendar
Generate and download printable June 2025 Calendar. Perfect for planning, organizing, and printing.
July 2025 Calendar
Generate and download printable July 2025 Calendar. Perfect for planning, organizing, and printing.
August 2025 Calendar
Generate and download printable August 2025 Calendar. Perfect for planning, organizing, and printing.
September 2025 Calendar
Generate and download printable September 2025 Calendar. Perfect for planning, organizing, and printing.
October 2025 Calendar
Generate and download printable October 2025 Calendar. Perfect for planning, organizing, and printing.
November 2025 Calendar
Generate and download printable November 2025 Calendar. Perfect for planning, organizing, and printing.
December 2025 Calendar
Generate and download printable December 2025 Calendar. Perfect for planning, organizing, and printing.
January 2026 Calendar
Generate and download printable January 2026 Calendar. Perfect for planning, organizing, and printing.
February 2026 Calendar
Generate and download printable February 2026 Calendar. Perfect for planning, organizing, and printing.
March 2026 Calendar
Generate and download printable March 2026 Calendar. Perfect for planning, organizing, and printing.