Eastern Daylight Time (EDT)
Eastern Daylight Time (UTC-4)
The Eastern Daylight Time (EDT) is a unit of timezones used in scientific, engineering, and practical contexts. Unit standardization in the field of timezones has evolved over centuries as international scientific bodies and engineering organizations developed consistent measurement frameworks. The International System of Units (SI) provides the modern foundation for most technical measurements, though legacy units from national and industrial traditions continue to be used alongside SI units in many fields. The Eastern Daylight Time is precisely defined to ensure consistent, reproducible measurements across laboratories and industries worldwide.
Accurate timezones measurement is critical in engineering, science, commerce, and everyday life. Using the correct unit and applying conversions precisely prevents errors that can be costly or dangerous in professional applications.
Conversions Involving Eastern Daylight Time
Hawaii Standard Time → Eastern Daylight Time
HST → EDT
Alaska Standard Time → Eastern Daylight Time
AKST → EDT
Pacific Standard Time → Eastern Daylight Time
PST → EDT
Pacific Daylight Time → Eastern Daylight Time
PDT → EDT
Mountain Standard Time → Eastern Daylight Time
MST → EDT
Mountain Daylight Time → Eastern Daylight Time
MDT → EDT
Central Standard Time → Eastern Daylight Time
CST → EDT
Central Daylight Time → Eastern Daylight Time
CDT → EDT
Eastern Standard Time → Eastern Daylight Time
EST → EDT
Eastern Daylight Time → Hawaii Standard Time
EDT → HST
Eastern Daylight Time → Alaska Standard Time
EDT → AKST
Eastern Daylight Time → Pacific Standard Time
EDT → PST
Eastern Daylight Time → Pacific Daylight Time
EDT → PDT
Eastern Daylight Time → Mountain Standard Time
EDT → MST
Eastern Daylight Time → Mountain Daylight Time
EDT → MDT
Eastern Daylight Time → Central Standard Time
EDT → CST
Eastern Daylight Time → Central Daylight Time
EDT → CDT
Eastern Daylight Time → Eastern Standard Time
EDT → EST
Eastern Daylight Time → Atlantic Standard Time
EDT → AST
Eastern Daylight Time → Newfoundland Standard Time
EDT → NST
Eastern Daylight Time → Brasília Time
EDT → BRT
Eastern Daylight Time → Argentina Time
EDT → ART
Eastern Daylight Time → Uruguay Time
EDT → UYT
Eastern Daylight Time → Chile Standard Time
EDT → CLT
Eastern Daylight Time → Venezuela Time
EDT → VET
Eastern Daylight Time → Colombia Time
EDT → COT
Eastern Daylight Time → Peru Time
EDT → PET
Eastern Daylight Time → Greenwich Mean Time
EDT → GMT
Eastern Daylight Time → Coordinated Universal Time
EDT → UTC
Eastern Daylight Time → Western European Time
EDT → WET
Eastern Daylight Time → Central European Time
EDT → CET
Eastern Daylight Time → Central European Summer Time
EDT → CEST
Eastern Daylight Time → Eastern European Time
EDT → EET
Eastern Daylight Time → Eastern European Summer Time
EDT → EEST
Eastern Daylight Time → West Africa Time
EDT → WAT
Eastern Daylight Time → Central Africa Time
EDT → CAT
Eastern Daylight Time → East Africa Time
EDT → EAT
Eastern Daylight Time → Moscow Standard Time
EDT → MSK
Eastern Daylight Time → Iran Standard Time
EDT → IRST
Eastern Daylight Time → Gulf Standard Time
EDT → GST
Eastern Daylight Time → India Standard Time
EDT → IST
Eastern Daylight Time → Nepal Time
EDT → NPT
Eastern Daylight Time → Bangladesh Standard Time
EDT → BST
Eastern Daylight Time → Myanmar Standard Time
EDT → MMT
Eastern Daylight Time → Indochina Time
EDT → ICT
Eastern Daylight Time → Western Indonesian Time
EDT → WIB
Eastern Daylight Time → China Standard Time
EDT → CST
Eastern Daylight Time → Singapore Time
EDT → SGT
Eastern Daylight Time → Hong Kong Time
EDT → HKT
Eastern Daylight Time → Philippine Time
EDT → PHT
Eastern Daylight Time → Australian Western Standard Time
EDT → AWST
Eastern Daylight Time → Japan Standard Time
EDT → JST
Eastern Daylight Time → Korea Standard Time
EDT → KST
Eastern Daylight Time → Australian Central Standard Time
EDT → ACST
Eastern Daylight Time → Australian Eastern Standard Time
EDT → AEST
Eastern Daylight Time → New Zealand Standard Time
EDT → NZST
Eastern Daylight Time → Fiji Time
EDT → FJT
Atlantic Standard Time → Eastern Daylight Time
AST → EDT
Newfoundland Standard Time → Eastern Daylight Time
NST → EDT
Brasília Time → Eastern Daylight Time
BRT → EDT
Common Uses of the Eastern Daylight Time
- •Scientific research — expressing timezones values in published studies and experimental data
- •Engineering design — specifying timezones requirements in technical drawings and calculations
- •Quality control — measuring and verifying timezones in manufactured products
- •Education — teaching timezones concepts in physics and engineering courses
- •Industry standards — meeting regulatory and specification requirements for timezones
Did You Know?
The International Bureau of Weights and Measures (BIPM) in Sèvres, France, is the custodian of the International System of Units (SI). The BIPM coordinates global measurement science and maintains the definitions of base units that underpin all scientific and industrial measurement. The Eastern Daylight Time is part of this global measurement framework that ensures a scientific result in one country means exactly the same thing when replicated in another. This traceability is essential in fields from pharmaceutical manufacturing to aerospace engineering where measurement errors can have serious consequences.