Reference · 2026
How Many Days Are in Each Month?
30 / 31
Days, depending on the month
A quick reference for how many days each month has in 2026.
Days in Each Month — 2026
| 01 | January | 31 days |
| 02 | February | 28 days |
| 03 | March | 31 days |
| 04 | April | 30 days |
| 05 | May | 31 days |
| 06 | June | 30 days |
| 07 | July | 31 days |
| 08 | August | 31 days |
| 09 | September | 30 days |
| 10 | October | 31 days |
| 11 | November | 30 days |
| 12 | December | 31 days |
Why Month Lengths Vary
The uneven lengths of our months trace back to the ancient Roman calendar, which was adjusted multiple times over centuries. Most months settled at 30 or 31 days, while February was left shorter — and it's the only month whose length changes at all, gaining a 29th day during leap years.
Frequently Asked Questions
January, March, May, July, August, October, and December each have 31 days.
February was left shorter during Roman calendar reforms, and it remains the only month whose day count changes — gaining an extra day in leap years.