May 2023 Calendar
May 2023 has 31 days, starting on a Monday and ending on a Wednesday. It spans ISO weeks 18–22, with 23 weekdays and 8 weekend days — and 14 public holidays across the 12 countries listed below.
May 2023 month grid
May 2023
| W | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| 18 | 1 Labour Day · Early May bank holiday · May Day · Workers' Day | 2 | 3 Constitution Day | 4 Greenery Day | 5 Children's Day · Full Moon 17:34 UTC | 6 | 7 |
| 19 | 8 King Charles III's Coronation · Victory Day | 9 | 10 | 11 | 12 Last Quarter 14:28 UTC | 13 | 14 |
| 20 | 15 | 16 | 17 | 18 Ascension Day | 19 New Moon 15:53 UTC | 20 | 21 |
| 21 | 22 Victoria Day | 23 | 24 | 25 | 26 | 27 First Quarter 15:22 UTC | 28 |
| 22 | 29 Whit Monday · Memorial Day · Spring bank holiday | 30 | 31 | 1 | 2 | 3 | 4 |
| 23 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
12 public holiday 🌑 🌓 🌕 🌗 moon phase (UTC date) W = ISO week
Public holidays in May 2023
| Date | Holiday | Observed in |
|---|---|---|
| Labour Day | Germany, France, Brazil, Mexico | |
| Early May bank holiday | UK | |
| May Day | Ireland | |
| Workers' Day | South Africa | |
| Constitution Day | Japan | |
| Greenery Day | Japan | |
| Children's Day | Japan | |
| King Charles III's Coronation | UK | |
| Victory Day | France | |
| Ascension Day | Germany, France | |
| Victoria Day | Canada | |
| Whit Monday | Germany, France | |
| Memorial Day | US | |
| Spring bank holiday | UK |
No national public holiday in May 2023 for the selected country.
National holidays only, from the open-source date-holidays dataset. States, provinces and regions add their own — see each country's holiday page for the full list and observances.
Moon phases
- Full Moon
- Last Quarter
- New Moon
- First Quarter
Times are shown in your time zone when JavaScript is on, UTC otherwise; near midnight the local date can differ. For moonrise and moonset see the moon pages for New York, London or Sydney.
May 2023 at a glance
- Days
- 31
- Weekdays
- 23
- Weekend days
- 8
- ISO weeks
- 18–22
- Day of year
- 121–151 of 365
- Quarter
- Q2
- Days left in 2023 after the 31st
- 214
- Friday the 13th
- No
The name: Named after Maia, a Roman goddess associated with growth.
Working days by country
Monday–Friday minus national public holidays that fall on a weekday. Regional holidays are not subtracted.
Need a span that crosses months? Use the date and time calculator.
May 2023: common questions
How many working days are there in May 2023?
May 2023 has 23 weekdays (Monday to Friday) and 8 weekend days. In the United States, Memorial Day (Mon, May 29) falls in the month, leaving 22 working days. In the United Kingdom, Early May bank holiday (Mon, May 1), King Charles III's Coronation (Mon, May 8) and Spring bank holiday (Mon, May 29) leave 20 working days (UK-wide bank holidays only; England, Scotland and Northern Ireland each add their own).
What week numbers are in May 2023?
May 2023 covers ISO weeks 18, 19, 20, 21, 22. ISO weeks start on Monday, so May 1, a Monday, falls in week 18.
When is the full moon in May 2023?
Friday, May 5 at 17:34 UTC. The new moon is on Friday, May 19.
What day of the week does May 2023 start on?
May 2023 starts on a Monday and ends on a Wednesday (the 31st). It runs from day 121 to day 151 of the year.