Date
1 January 2001
- Monday
- Q1
- Common year
- Week 1
- Capricorn
1 January 2001 was a Monday. It was day 1 of 365 in 2001, falling in week 1 and quarter 1. Its Unix timestamp is 978,307,200.
Calendar position
Day of the weekMonday
Day of the month1st
Day of the year1 of 365
Days remaining in the year364
Days elapsed in the year0
ISO week numberWeek 1ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Monday
QuarterQ1 2001
Year2001
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86012001-01-01
British (D/M/Y)01/01/2001
American (M/D/Y)01/01/2001
Long formMonday 1st January 2001
RFC 2822Mon, 01 Jan 2001 00:00:00 GMT
Compact20010101
In wordsthe 1st of January, two thousand and one
Unix time & day counts
Unix timestamp978,307,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)978,307,200,000
Relationship to the epoch11,323 days after the Unix epoch
Julian Day Number2,451,911midnight UTC
Days since 1 January 190036,890
Days since 1 January 2000366
Relative to today
These values depend on today’s date and change daily.
Today9 September 2026
Days ago9,382 days
In other terms25 years, 250 days and 18 hours
Weeks1340.3 weeks ago
Anniversary this year251 days ago
Years elapsed25 complete years
Seasons & signs
Zodiac signCapricornEarth sign
Chinese zodiac yearSnakethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Wintermeteorological seasons, by whole months
Season (Southern Hemisphere)Summer
Easter Sunday that year15 April 2001
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