NST to CST Converter
Time Difference
Newfoundland Daylight Time is 2 hours and 30 minutes ahead of Central Daylight Time
1:00 am01:00 in NDT is 10:30 pm22:30 in CDT
NST to CST call time
Best time for a conference call or a meeting is between 10:30am-6pm in NST which corresponds to 8am-3:30pm in CST
1:00 am01:00 Newfoundland Daylight Time (NDT). Offset UTC -2:30 hours
10:30 pm22:30 Central Daylight Time (CDT). Offset UTC -5:00 hours
1:00 am01:00 NDT / 10:30 pm22:30 CDT
NDT | CDT |
---|---|
12am (midnight) | 9:30 pm |
1am | 10:30 pm |
2am | 11:30 pm |
3am | 12:30 am |
4am | 1:30 am |
5am | 2:30 am |
6am | 3:30 am |
7am | 4:30 am |
8am | 5:30 am |
9am | 6:30 am |
10am | 7:30 am |
11am | 8:30 am |
12pm (noon) | 9:30 am |
1pm | 10:30 am |
2pm | 11:30 am |
3pm | 12:30 pm |
4pm | 1:30 pm |
5pm | 2:30 pm |
6pm | 3:30 pm |
7pm | 4:30 pm |
8pm | 5:30 pm |
9pm | 6:30 pm |
10pm | 7:30 pm |
11pm | 8:30 pm |
0:00 | 21:30 |
1:00 | 22:30 |
2:00 | 23:30 |
3:00 | 0:30 |
4:00 | 1:30 |
5:00 | 2:30 |
6:00 | 3:30 |
7:00 | 4:30 |
8:00 | 5:30 |
9:00 | 6:30 |
10:00 | 7:30 |
11:00 | 8:30 |
12:00 | 9:30 |
13:00 | 10:30 |
14:00 | 11:30 |
15:00 | 12:30 |
16:00 | 13:30 |
17:00 | 14:30 |
18:00 | 15:30 |
19:00 | 16:30 |
20:00 | 17:30 |
21:00 | 18:30 |
22:00 | 19:30 |
23:00 | 20:30 |
Newfoundland Standard Time
Offset: NST is 3 hours and 30 minutes behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada
Principal Cities: The largest city in the NST timezone is St Johns from Canada with population about 99,182 people. Other major cities in the area are Mount Pearl, Corner Brook, Conception Bay South
French: HNT - Heure Normale de Terre-Neuve

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Newfoundland Daylight Time (NDT).
End: Newfoundland Standard Time (NST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Newfoundland Standard Time (NST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
NST representations, usage and related time zones
- -0330 - basic
- -03:30 - extended
- -0330 - sign character (-) followed by a four digit time providing hours (03) and minutes (30) of the offset. Indicates three hour and thirty minutes time differences to the west of the zero meridian.
- America/St_Johns
- Canada/Newfoundland
- Newfoundland Standard Time - UTC -3
- Novosibirsk Standard Time - UTC +7
Central Standard Time
Offset: CST is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Belize, Canada, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, El Salvador, United States
Principal Cities: The largest city in the CST timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Houston, Iztapalapa, Ecatepec
French: HNC - Heure Normale du Centre
Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).
End: Central Standard Time (CST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Central Standard Time (CST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.
CST representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
- Sierra - Military abbreviation for CST
- S - short form of 'Sierra'
- America/Bahia_Banderas
- America/Belize
- America/Chicago
- America/Chihuahua
- America/Costa_Rica
- America/El_Salvador
- America/Guatemala
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Managua
- America/Matamoros
- America/Menominee
- America/Merida
- America/Mexico_City
- America/Monterrey
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Regina
- America/Resolute
- America/Swift_Current
- America/Tegucigalpa
- America/Winnipeg
- CST6CDT
- Canada/Central
- Canada/Saskatchewan
- Mexico/General
- US/Central
- US/Indiana-Starke
- Central Standard Time - UTC -6
- China Standard Time - UTC +8
- Cuba Standard Time - UTC -5
- Colombia Standard Time - UTC -5
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone