May 2026 Calendar
May 2026 has 31 days, starting on a Friday and ending on a Sunday. It spans ISO weeks 18–22, with 21 weekdays and 10 weekend days — and 14 public holidays across the 12 countries listed below.
May 2026 month grid
May 2026
| W | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| 18 | 27 | 28 | 29 | 30 | 1 Labour Day · Workers' Day · Full Moon 17:24 UTC | 2 | 3 Constitution Day |
| 19 | 4 Early May bank holiday · May Day · Greenery Day | 5 Children's Day | 6 Constitution Day (substitute day) | 7 | 8 Victory Day | 9 Last Quarter 21:11 UTC | 10 |
| 20 | 11 | 12 | 13 | 14 Ascension Day | 15 | 16 New Moon 20:02 UTC | 17 |
| 21 | 18 Victoria Day | 19 | 20 | 21 | 22 | 23 First Quarter 11:12 UTC | 24 |
| 22 | 25 Whit Monday · Memorial Day · Spring bank holiday | 26 | 27 | 28 | 29 | 30 | 31 Full Moon 08:46 UTC |
| 23 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
12 public holiday 🌑 🌓 🌕 🌗 moon phase (UTC date) W = ISO week
Public holidays in May 2026
| Date | Holiday | Observed in |
|---|---|---|
| Labour Day | Germany, France, Brazil, Mexico | |
| Workers' Day | South Africa | |
| Constitution Day | Japan | |
| Early May bank holiday | UK | |
| May Day | Ireland | |
| Greenery Day | Japan | |
| Children's Day | Japan | |
| Constitution Day (substitute day) | Japan | |
| 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 2026 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
- Full Moon
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 2026 at a glance
- Days
- 31
- Weekdays
- 21
- Weekend days
- 10
- ISO weeks
- 18–22
- Day of year
- 121–151 of 365
- Quarter
- Q2
- Days left in 2026 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 2026: common questions
How many working days are there in May 2026?
May 2026 has 21 weekdays (Monday to Friday) and 10 weekend days. In the United States, Memorial Day (Mon, May 25) falls in the month, leaving 20 working days. In the United Kingdom, Early May bank holiday (Mon, May 4) and Spring bank holiday (Mon, May 25) leave 19 working days (UK-wide bank holidays only; England, Scotland and Northern Ireland each add their own).
What week numbers are in May 2026?
May 2026 covers ISO weeks 18, 19, 20, 21, 22. ISO weeks start on Monday, so May 1, a Friday, falls in week 18.
When is the full moon in May 2026?
Friday, May 1 at 17:24 UTC and Sunday, May 31 at 08:46 UTC. Two full moons in one calendar month means the second is popularly called a blue moon. The new moon is on Saturday, May 16.
What day of the week does May 2026 start on?
May 2026 starts on a Friday and ends on a Sunday (the 31st). It runs from day 121 to day 151 of the year.