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Working day calculator

Sri Lanka — May 2026

May 2026 has 19 working days in Sri Lanka.

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Sri Lanka businesses have 19 working days in May 2026 — that's 31 calendar days minus 10 weekend days and 2 weekday public holidays (Vesak Full Moon Poya Day, Eid al-Adha). Northern-hemisphere spring and Southern-hemisphere autumn typically governs the work-rhythm in May; project deadlines and payroll cycles in Sri Lanka should account for the holiday days listed above. May centres on May Day / Labour Day, observed in over 80 countries on the 1st, and on Memorial Day in the United States at the end of the month. For pay-period planning, May 2026 contains 3 full work-weeks plus 4 additional weekdays, useful when scheduling milestones or quarterly reviews. The working-day count above counts substitute days as a single deduction — it does not double-count when a public holiday falling on a weekend is moved to a Monday or Friday. Use this figure as the authoritative baseline for Sri Lanka payroll-period calculations.

19

working days

10

weekend days

2

weekday public holidays

31

May

Sun
Mon
Tue
Wed
Thu
Fri
Sat
1

Vesak Full Moon Poya Day

2

Day after Vesak Full Moon Poya Day

3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

Eid al-Adha

29
30

Adhi Poson Full Moon Poya Day

31
Working dayWeekendPublic holiday

Date calculators

Public holidays falling on weekdays

  • May1

    Vesak Full Moon Poya Day

    Friday, May 1, 2026

  • May28

    Eid al-Adha

    Thursday, May 28, 2026