Quick answer: Iran has 235 business days in 2026 for a default Monday-Friday week, for the period Jan 1, 2026 through Dec 31, 2026.
Month-by-month business days (2026)
Weekdays counted: Monday-Friday.
| Month | Business days | Public holiday days in month |
|---|---|---|
| January | 21 | 2 |
| February | 18 | 2 |
| March | 13 | 13 |
| April | 19 | 3 |
| May | 20 | 1 |
| June | 18 | 4 |
| July | 23 | 0 |
| August | 17 | 5 |
| September | 22 | 0 |
| October | 22 | 0 |
| November | 20 | 1 |
| December | 22 | 1 |
Public holidays in 2026 (Iran)
National public holidays that overlap the same date range as the business day calculation.
| Date | Name |
|---|---|
| Jan 2, 2026 | Birthday of Imam Ali and Father's Day |
| Jan 17, 2026 | Prophet's Ascension |
| Feb 3, 2026 | Imam Mahdi's birthday |
| Feb 11, 2026 | Revolution Day |
| Mar 1, 2026 | Public Mourning Day |
| Mar 2, 2026 | Public Mourning Day |
| Mar 3, 2026 | Public Mourning Day |
| Mar 4, 2026 | Public Mourning Day |
| Mar 5, 2026 | Public Mourning Day |
| Mar 6, 2026 | Public Mourning Day |
| Mar 7, 2026 | Public Mourning Day |
| Mar 11, 2026 | Martyrdom of Imam Ali |
| Mar 19, 2026 | Oil Nationalization Day |
| Mar 21, 2026 | Norooz |
| Mar 21, 2026 | Eid-e-Fetr |
| Mar 22, 2026 | Norooz Holiday |
| Mar 22, 2026 | Eid-e-Fetr Holiday |
| Mar 23, 2026 | Norooz Holiday |
| Mar 24, 2026 | Norooz Holiday |
| Apr 1, 2026 | Islamic Republic Day |
| Apr 2, 2026 | Nature Day |
| Apr 14, 2026 | Martyrdom of Imam Sadeq |
| May 27, 2026 | Eid-e-Ghorban |
| Jun 4, 2026 | Eid-e-Ghadir |
| Jun 4, 2026 | Anniversary of Khomeini's Death |
| Jun 5, 2026 | Revolt of Khordad 15 |
| Jun 24, 2026 | Tassoua |
| Jun 25, 2026 | Ashura |
| Aug 4, 2026 | Arbaeen |
| Aug 12, 2026 | Demise of Prophet Muhammad and Martyrdom of Imam Hassan |
| Aug 13, 2026 | Martyrdom of Imam Reza |
| Aug 21, 2026 | Martyrdom of Imam Hasan al-Askari |
| Aug 30, 2026 | Birthday of Prophet Muhammad and Imam Sadeq |
| Nov 13, 2026 | Martyrdom of Hazrat Fatima |
| Dec 23, 2026 | Birthday of Imam Ali and Father's Day |
Key insights
Total working days
Default Monday-Friday workweek in 2026.
Highest month
23 working days.
Lowest month
13 working days.
Holidays included
National public holidays excluded from the total.
Related guides & tools
Frequently asked questions
How many working days are there in Iran in 2026?
Iran has 235 working days in 2026 using a default Monday-Friday workweek and excluding national public holidays.
Are public holidays included in the calculation?
Yes. National public holidays in 2026 are excluded from the working-day total (about 32 calendar days in this dataset).
Which month has the fewest working days?
March has the fewest working days, with 13.
Can I customize the working week or include a region?
Yes. Use the business days calculator to change weekdays, add a region filter (when available), or calculate a custom range.