How many days in May?
May has 31 days, and that never changes from year to year. In 2026 it runs from Friday, May 1, 2026 to Sunday, May 31, 2026.
Days in May
31
every year
Working days
21
weekends excluded
Weekend days
10
5 Saturdays, 5 Sundays
May 2026: 4.43 weeks, days 121 to 151 of the year
How many weeks are in May?
31 days is 4 full weeks and 3 days, or 4.43 weeks exactly. No month divides evenly into weeks except February in a common year, which is exactly four.
How many weekdays are in May 2026?
| Weekday | Count in May 2026 |
|---|---|
| Sunday | 5 |
| Monday | 4 |
| Tuesday | 4 |
| Wednesday | 4 |
| Thursday | 4 |
| Friday | 5 |
| Saturday | 5 |
A month of 31 days contains 4 of every weekday, plus 3 extra depending on which weekday it starts on. May 2026 starts on a Friday.
Does May ever have a different number of days?
No. Only February varies. May has 31 days in every year, leap or not. The month lengths were fixed by the Julian reform and carried into the Gregorian calendar we use now, which is why the pattern of 30 and 31 day months looks irregular.
What holidays are in May?
Star Wars Day on May 4, Cinco de Mayo on May 5, Mother's Day on May 10, Memorial Day on May 25.
Questions
- How many days are in May?
- 31, in every year.
- How many weeks is that?
- 4.43 weeks, or 4 full weeks and 3 days.
- How many working days are in May 2026?
- 21, once Saturdays and Sundays are excluded.