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May 2025 calendar

31 days22 weekdaysStarts on ThursdayISO weeks 18–22

May 2025
WkMonTueWedThuFriSatSun
18
19
20
21
22

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May 2025 in numbers

Days
31
Weekdays (Mon–Fri)
22
Weekend days
9
First and last day
Thursday – Saturday
First and last working day
Thu, May 1 – Fri, May 30
Week numbers
18–22
Day of the year
121–151
Quarter
Q2 2025
Islamic months (computed)
Dhu al-Qa'dah – Dhu al-Hijjah 1446 AH

With 31 days, May 2025 has four full weeks plus 3 extra days, so Thursday, Friday and Saturday occur five times; every other weekday occurs four times. It has 9 weekend days and 22 weekdays.

May 1 is day 121 of the year, so May 2025 covers day numbers 121 to 151. In the Umm al-Qura Islamic calendar, 1 Dhu al-Hijjah 1446 AH falls on May 28 (computed; where months begin with the sighting of the new crescent, the start can differ by a day).

Public holidays in May 2025

Computed from each holiday’s legal rule; holidays set by announcement are left out for 2025.

DateHolidayWhere
Thu, May 1Workers' DaySouth Africa
Thu, May 1Labour DaySingapore, Hong Kong, France, Spain
Sat, May 3Constitution Memorial DayJapan
Mon, May 5Early May bank holidayUK: England and Wales, UK: Scotland, UK: Northern Ireland
Mon, May 5Labour DayAustralia: Queensland
Mon, May 5May Bank HolidayIreland
Mon, May 5Children's DayJapan
Tue, May 6Greenery Day (substitute day)Japan
Thu, May 8Victory in Europe Day (Victoire 1945)France
Mon, May 19Victoria DayCanada (federal)
Mon, May 26Memorial DayUnited States (federal)
Mon, May 26Spring bank holidayUK: England and Wales, UK: Scotland, UK: Northern Ireland
Thu, May 29Ascension DayFrance

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 2025

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 2025?
22 weekdays (Monday to Friday) and 9 weekend days, out of 31 days. Public holidays are not subtracted, because they depend on the country; this month has 13 holiday dates in the countries we cover (see the table on this page).
What day does May 2025 start on?
May 2025 starts on Thursday, May 1, 2025 and ends on Saturday, May 31, 2025. The first working day is Thu, May 1 and the last is Fri, May 30.
What week numbers are in May 2025?
Under ISO 8601 (weeks from Monday) May 2025 spans weeks 18–22. The week number page explains the rule.
What is the day number of May 1, 2025?
May 1 is day 121 of 2025 and May 31 is day 151. In the YYDDD format often called a Julian date, the month runs from 25121 to 25151.
What holidays are in May 2025?
Workers' Day (Thu, May 1: South Africa); Labour Day (Thu, May 1: 4 of our holiday sets); Constitution Memorial Day (Sat, May 3: Japan); Early May bank holiday (Mon, May 5: UK: England and Wales, UK: Scotland, UK: Northern Ireland); Labour Day (Mon, May 5: Australia: Queensland); May Bank Holiday (Mon, May 5: Ireland); Children's Day (Mon, May 5: Japan); Greenery Day (substitute day) (Tue, May 6: Japan), and 5 more in the table above.

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