2022 Unix Timestamps
Unix timestamps for the start of each month in 2022. January 1, 2022 00:00:00 UTC = 1640995200.
January 2022 (local)Jan 1, 2022, 12:00:00 AM UTC
1,640,995,200s
February 2022 (local)Feb 1, 2022, 12:00:00 AM UTC
1,643,673,600s
March 2022 (local)Mar 1, 2022, 12:00:00 AM UTC
1,646,092,800s
April 2022 (local)Apr 1, 2022, 12:00:00 AM UTC
1,648,771,200s
May 2022 (local)May 1, 2022, 12:00:00 AM UTC
1,651,363,200s
June 2022 (local)Jun 1, 2022, 12:00:00 AM UTC
1,654,041,600s
July 2022 (local)Jul 1, 2022, 12:00:00 AM UTC
1,656,633,600s
August 2022 (local)Aug 1, 2022, 12:00:00 AM UTC
1,659,312,000s
September 2022 (local)Sep 1, 2022, 12:00:00 AM UTC
1,661,990,400s
October 2022 (local)Oct 1, 2022, 12:00:00 AM UTC
1,664,582,400s
November 2022 (local)Nov 1, 2022, 12:00:00 AM UTC
1,667,260,800s
December 2022 (local)Dec 1, 2022, 12:00:00 AM UTC
1,669,852,800s
Start of 2023 (year-end boundary, local)Jan 1, 2023, 12:00:00 AM UTC
1,672,531,200s
2022 year boundaries
Start of 2022: 1640995200 (January 1, 2022 00:00:00 UTC). Start of 2023 (exclusive year-end boundary): 1672531200. 2022 is a common year with 365 days.
Quarter and half-year boundaries
Quarter and half-year boundaries for 2022 in UTC. Use these for quarter-over-quarter reports, fiscal queries, and BI dashboards. All values are seconds since the Unix epoch.
- Q1 start (Jan 1): 2022-01-01 00:00:00 UTC = 1640995200
- Q2 start (Apr 1): 2022-04-01 00:00:00 UTC = 1648771200
- H1 end / Q3 start (Jul 1): 2022-07-01 00:00:00 UTC = 1656633600
- Q4 start (Oct 1): 2022-10-01 00:00:00 UTC = 1664582400
- Year end (Dec 31 23:59:59): 2022-12-31 23:59:59 UTC = 1672531199
- Next year start (Jan 1, 2023): 1672531200
Code: get the start and end of 2022 as epoch
One-liners for computing year boundary timestamps in popular languages. All return UTC seconds; multiply by 1000 for milliseconds.
- JavaScript: Math.floor(Date.UTC(2022, 0, 1) / 1000) // → 1640995200
- Python: int(datetime(2022, 1, 1, tzinfo=timezone.utc).timestamp()) // → 1640995200
- Go: time.Date(2022, 1, 1, 0, 0, 0, 0, time.UTC).Unix() // → 1640995200
- Java: ZonedDateTime.of(2022, 1, 1, 0, 0, 0, 0, ZoneOffset.UTC).toEpochSecond()
- PostgreSQL: SELECT EXTRACT(EPOCH FROM '2022-01-01 00:00:00 UTC'::timestamptz)::bigint
- SQL Server: DATEDIFF_BIG(SECOND, '1970-01-01', '2022-01-01')
- Shell (Linux): date -u -d '2022-01-01 00:00:00 UTC' +%s
Notable dates in 2022
Common reference moments in 2022 in UTC seconds. Useful for testing range queries, charting historical events, and verifying DST transitions.
- January 1, 2022 00:00 UTC (year start): 1640995200
- US DST starts — second Sunday of March 07:00 UTC: 1647759600 (02:00 EST → 03:00 EDT)
- US DST ends — first Sunday of November 06:00 UTC: 1667714400 (02:00 EDT → 01:00 EST)
- December 31, 2022 23:59:59 UTC (year end, inclusive): 1672531199
- Days in 2022: 365 (common year — no Feb 29)
- ISO week 1 begins on the Monday of the week containing Jan 4, 2022