IRST to Waltham, MA, USA
Time Difference
Iran Standard Time is 8 hours and 30 minutes ahead of EST (Eastern Standard Time)
1:00 pm13:00 in IRST is 4:30 am04:30 in Waltham, MA, USA
IRST to Waltham call time
Best time for a conference call or a meeting is between 4:30pm-6:30pm in IRST which corresponds to 8am-10am in Waltham
1:00 pm13:00 Iran Standard Time (IRST). Offset UTC +3:30 hours
4:30 am04:30 EST (Eastern Standard Time) (Waltham, MA, USA). Offset UTC -5:00 hours
1:00 pm13:00 IRST / 4:30 am04:30 Waltham, MA, USA
| IRST | Waltham, MA, USA |
|---|---|
| 12am (midnight) | 3:30 pm |
| 1am | 4:30 pm |
| 2am | 5:30 pm |
| 3am | 6:30 pm |
| 4am | 7:30 pm |
| 5am | 8:30 pm |
| 6am | 9:30 pm |
| 7am | 10:30 pm |
| 8am | 11:30 pm |
| 9am | 12:30 am |
| 10am | 1:30 am |
| 11am | 2:30 am |
| 12pm (noon) | 3:30 am |
| 1pm | 4:30 am |
| 2pm | 5:30 am |
| 3pm | 6:30 am |
| 4pm | 7:30 am |
| 5pm | 8:30 am |
| 6pm | 9:30 am |
| 7pm | 10:30 am |
| 8pm | 11:30 am |
| 9pm | 12:30 pm |
| 10pm | 1:30 pm |
| 11pm | 2:30 pm |
| 0:00 | 15:30 |
| 1:00 | 16:30 |
| 2:00 | 17:30 |
| 3:00 | 18:30 |
| 4:00 | 19:30 |
| 5:00 | 20:30 |
| 6:00 | 21:30 |
| 7:00 | 22:30 |
| 8:00 | 23:30 |
| 9:00 | 0:30 |
| 10:00 | 1:30 |
| 11:00 | 2:30 |
| 12:00 | 3:30 |
| 13:00 | 4:30 |
| 14:00 | 5:30 |
| 15:00 | 6:30 |
| 16:00 | 7:30 |
| 17:00 | 8:30 |
| 18:00 | 9:30 |
| 19:00 | 10:30 |
| 20:00 | 11:30 |
| 21:00 | 12:30 |
| 22:00 | 13:30 |
| 23:00 | 14:30 |
Iran Standard Time
Offset: IRST is 3 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
IRST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +0330 - basic
- +03:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +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 east of the zero meridian.
Waltham Information
Time Zone
Abbreviation / Name
EST - Eastern Standard Time
EDT - Eastern Daylight Time
EDT - Eastern Daylight Time
UTC / GMT Offset
-5:00 hours during Eastern Standard Time, currently in use.
-4:00 hours during Eastern Daylight Time.
-4:00 hours during Eastern Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Sunday, March 10, 2024 at 2:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Sunday, November 3, 2024 at 2:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.
Waltham Facts
Country
USA
State
Massachusetts
Alternative Names
Uoltem, Voltam, Voltgem, WLM, u~orusamu, waltham, waltham masachwst, wo er se mu, wwltm, Волтам, Волтгем, Уолтем, וולתם, والتهام، ماساچوست, والتھم، میساچوسٹس, والثام, ウォルサム, 沃尔瑟姆
Population
63,378
Currency
Dollar (USD)
Geographic Coordinates
42° 22' N Latitude / 71° 14' W Longitude
International Dialing Code
+1