May 2027 at a glance
May 2027 has 31 days. It starts on a Saturday and ends on a Monday, with 21 weekdays and 10 weekend days (5 Saturdays and 5 Sundays). It covers ISO weeks 17 to 22, and days 121 to 151 of the year.
Week by week
Week 17 runs from Mon, Apr 26 to Sun, May 2; week 18 from Mon, May 3 to Sun, May 9; week 19 from Mon, May 10 to Sun, May 16; week 20 from Mon, May 17 to Sun, May 23; week 21 from Mon, May 24 to Sun, May 30; week 22 from Mon, May 31 to Sun, Jun 6. By the end of May, 151 days of 2027 have gone by (41%) and 214 remain. May is part of the second quarter (Q2), which has 63 working days in all.
Holidays in May 2027
- Monday, May 31: Memorial Day
Counting Monday to Friday, May 2027 has 20 working days: 21 weekdays minus 1 federal holiday on a weekday. It brings a long weekend thanks to Memorial Day (Monday, May 31).
Other dates to know: Mother’s Day (Sunday, May 9).
Moon, seasons and clocks
Moon phases in Eastern Time: new moon on Thursday, May 6 at 6:59 AM, first quarter on Thursday, May 13 at 12:44 AM, full moon on Thursday, May 20 at 6:59 AM and last quarter on Friday, May 28 at 9:58 AM. The full moon of May 20 is traditionally called the Flower Moon.
| Key date | Day |
|---|---|
| New moon | Thu, May 6 |
| Mother’s Day | Sun, May 9 |
| First quarter | Thu, May 13 |
| Full moon (Flower Moon) | Thu, May 20 |
| Last quarter | Fri, May 28 |
| Memorial Day (federal holiday) | Mon, May 31 |
About May
May is the month to plan summer time off: Memorial Day gives a three-day weekend at the end of the month, and Juneteenth and Independence Day follow within six weeks. Many schools end their year in late May or in June.
April 2027 · June 2027 · 2027 calendar · US holidays 2027 · week number today · moon calendar for May 2027