May 2027 calendar

31 days21 weekdaysStarts on SaturdayISO weeks 17–22

May 2027
WkMonTueWedThuFriSatSun
17
18
19
20
21
22

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May 2027 in numbers

Days
31
Weekdays (Mon–Fri)
21
Weekend days
10
First and last day
Saturday – Monday
First and last working day
Mon, May 3 – Mon, May 31
Week numbers
17–22
Day of the year
121–151
Quarter
Q2 2027
Islamic months (computed)
Dhu al-Qa'dah – Dhu al-Hijjah 1448 AH

With 31 days, May 2027 has four full weeks plus 3 extra days, so Monday, Saturday and Sunday occur five times; every other weekday occurs four times. It has five Saturdays and five Sundays, so 10 weekend days.

May 1 is day 121 of the year, so May 2027 covers day numbers 121 to 151. In the Umm al-Qura Islamic calendar, 1 Dhu al-Hijjah 1448 AH falls on May 7 (computed; where months begin with the sighting of the new crescent, the start can differ by a day).

Public holidays in May 2027

DateHolidayWhere
Sat, May 1Workers' DaySouth Africa
Sat, May 1Labour DaySingapore, Hong Kong, France, Spain
Mon, May 3Early May bank holidayUK: England and Wales, UK: Scotland, UK: Northern Ireland
Mon, May 3Labour DayAustralia: Queensland
Mon, May 3May Bank HolidayIreland
Mon, May 3Constitution Memorial DayJapan
Tue, May 4Greenery DayJapan
Wed, May 5Children's DayJapan
Thu, May 6Ascension DayFrance
Sat, May 8Victory in Europe Day (Victoire 1945)France
Thu, May 13The Birthday of the BuddhaHong Kong
Mon, May 17Hari Raya HajiSingapore
Mon, May 17Whit MondayFrance
Thu, May 20Vesak DaySingapore
Mon, May 24Victoria DayCanada (federal)
Mon, May 31Memorial DayUnited States (federal)
Mon, May 31Spring bank holidayUK: England and Wales, UK: Scotland, UK: Northern Ireland

National holidays of the 17 sets we take from official government sources; see public holidays by country for regional days and sources. Where a holiday that falls on a weekend moves to a weekday, the table shows the day off.

Other dates in May 2027

Days that many people keep but that are not public holidays in our 17 sets, each from its fixed rule. Jewish dates begin at sunset the evening before; Islamic dates follow the Umm al-Qura calendar and are announced locally.

Questions

How many weekdays are in May 2027?
21 weekdays (Monday to Friday) and 10 weekend days, out of 31 days. Public holidays are not subtracted, because they depend on the country; this month has 17 holiday dates in the countries we cover (see the table on this page).
What day does May 2027 start on?
May 2027 starts on Saturday, May 1, 2027 and ends on Monday, May 31, 2027. The first working day is Mon, May 3 and the last is Mon, May 31.
What week numbers are in May 2027?
Under ISO 8601 (weeks from Monday) May 2027 spans weeks 17–22. The week number page explains the rule.
What is the day number of May 1, 2027?
May 1 is day 121 of 2027 and May 31 is day 151. In the YYDDD format often called a Julian date, the month runs from 27121 to 27151.
What holidays are in May 2027?
Workers' Day (Sat, May 1: South Africa); Labour Day (Sat, May 1: 4 of our holiday sets); Early May bank holiday (Mon, May 3: UK: England and Wales, UK: Scotland, UK: Northern Ireland); Labour Day (Mon, May 3: Australia: Queensland); May Bank Holiday (Mon, May 3: Ireland); Constitution Memorial Day (Mon, May 3: Japan); Greenery Day (Tue, May 4: Japan); Children's Day (Wed, May 5: Japan), and 9 more in the table above.

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