Month
January 2023
- January 2023
- 31 days
- 22 working days
- Q1
January 2023 had 31 days, beginning on a Sunday and ending on a Tuesday. It contained 22 working days and 9 weekend days, spanning ISO weeks 52 to 5, and fell in Q1 of 2023.
The month
MoTuWeThFrSaSu
1
2345678
9101112131415
16171819202122
23242526272829
3031
January 2023, weeks starting Monday. Weekends highlighted.
Month number1 of 12
Days31
First daySunday, 1 January 2023
Last dayTuesday, 31 January 2023
QuarterQ1
Days before it in the year0
Day-of-year range1 to 31
Share of the year8.493%≈
Weeks and working days
Working days22Monday to Friday, ignoring public holidays, which vary by country and change
Weekend days9
ISO weeks spannedWeeks 52 to 5the ISO week year differs from the calendar year at the boundary
Full weeks4and 3 days over
Sundays5
Mondays5
Tuesdays5
Wednesdays4
Thursdays4
Fridays4
Saturdays4
Position in the year
Reference numbers
Unix timestamp of the 1st1,672,531,200midnight UTC
Unix timestamp of the last day1,675,123,200midnight UTC
Seconds in the month2,678,400ignoring leap seconds
Julian Day Number of the 1st2,459,946
Hebrew8 Tevet 5783the 1st of this month in the Hebrew calendar
Islamic (tabular)8 Jumada II 1444 AHthe tabular reckoning, not the observational calendar in religious use
Relative to today
These values depend on today’s date and change daily.
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Adjacent months
January in other years
Days of the month
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