| ISO week number, Monday to Sunday | Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|---|
| 18 | |||||||
| 19 | |||||||
| 20 | |||||||
| 21 | |||||||
| 22 |
Holiday or observanceWeekend
Holidays in May
- Cinco de MayoMay 5Sun, May 5 · Observance
- Mother's DayMay 12Sun, May 12 · Observance
- Memorial DayMay 27Mon, May 27 · Federal
Federal holidays from 5 U.S.C. §6103, plus widely kept US observances. 5 religious dates fall in May 2030 as well — see the calendar with every holiday.
Moon phases
New moon
Thu, May 2
10:12 AM ET
First quarter
Fri, May 10
1:11 PM ET
Full moon
Fri, May 17
7:19 AM ET
Last quarter
Fri, May 24
12:57 AM ET
Times in US Eastern. Computed from Meeus, Astronomical Algorithms, ch. 49.
The moon through May
- 1
- 3
- 5
- 7
- 9
- 11
- 13
- 15
- 17
- 19
- 21
- 23
- 25
- 27
- 29
- 31
About May 2030
May 2030 has 31 days. It begins on a Wednesday and ends on a Friday, which gives the month five Wednesdays, Thursdays and Fridays — and only four of every other weekday. Of its 23 weekdays, 1 is a federal holiday, leaving 22 working days.