How many days in January 2027?

31 days

January 2027 runs from Friday the 1st to Sunday the 31th.

Calendar grid for 1/2027, weeks starting Sun
ISO week	Sun	Mon	Tue	Wed	Thu	Fri	Sat
53	27	28	29	30	31	1New Year's Day	2
1	3	4	5Isra and Mi'raj	6Epiphany	7Orthodox Christmas	8	9
2	10	11	12	13	14	15	16
3	17	18M.L. King Jr. Day	19	20	21	22	23Tu BiShvat
4	24	25	26	27	28	29	30
5	31	1	2	3	4	5	6

About January 2027

January 2027 has 31 days, of which 21 are weekdays and 10 fall at the weekend. Taking out the 2 federal holidays leaves 19 working days.