Find every third Monday in 2027, from January 18 to December 20. See the full month-by-month list, holidays, and quick planning tips.
Third Monday of Every Month in 2027
| Month | Third Monday |
|---|---|
| January | January 18, 2027 |
| February | February 15, 2027 |
| March | March 15, 2027 |
| April | April 19, 2027 |
| May | May 17, 2027 |
| June | June 21, 2027 |
| July | July 19, 2027 |
| August | August 16, 2027 |
| September | September 20, 2027 |
| October | October 18, 2027 |
| November | November 15, 2027 |
| December | December 20, 2027 |
Also see: Complete List of All Mondays in 2027
Third Monday of Every Month in 2027: Month-by-Month List
1. January: Monday, January 18, 2027
January 2027 begins on a Friday, so the Mondays fall on the 4th, 11th, 18th, and 25th. The third Monday is January 18, which is Martin Luther King Jr. Day, a federal holiday in the United States. Most banks, schools, and government offices are closed.
2. February: Monday, February 15, 2027
February 1 is a Monday, so the Mondays are the 1st, 8th, 15th, and 22nd. The third Monday is February 15, Presidents’ Day (officially Washington’s Birthday). It is a federal holiday, and many stores run sales that weekend.
3. March: Monday, March 15, 2027
Because February 2027 has 28 days, March also starts on a Monday. The Mondays are the 1st, 8th, 15th, 22nd, and 29th. The third Monday is March 15, which is also the Ides of March.
4. April: Monday, April 19, 2027
April 1 is a Thursday, so the Mondays fall on the 5th, 12th, 19th, and 26th. The third Monday is April 19. This is Patriots’ Day in Massachusetts and Maine, and the day the Boston Marathon is traditionally run.
5. May: Monday, May 17, 2027
May 1 is a Saturday, giving five Mondays: the 3rd, 10th, 17th, 24th, and 31st. The third Monday is May 17. Memorial Day is the last Monday, May 31.
6. June: Monday, June 21, 2027
June 1 is a Tuesday, so the Mondays are the 7th, 14th, 21st, and 28th. The third Monday is June 21, the latest possible date a third Monday can land on. It comes the day after Father’s Day (June 20). Juneteenth falls on a Saturday this year, so the federal observance moves to Friday, June 18.
7. July: Monday, July 19, 2027
July 1 is a Thursday, so the Mondays are the 5th, 12th, 19th, and 26th. The third Monday is July 19, a good mid-summer anchor date for planning.
8. August: Monday, August 16, 2027
August 1 is a Sunday, which gives five Mondays: the 2nd, 9th, 16th, 23rd, and 30th. The third Monday is August 16. Many US school districts start back around this time.
9. September: Monday, September 20, 2027
September 1 is a Wednesday, so the Mondays fall on the 6th, 13th, 20th, and 27th. The third Monday is September 20. Labor Day is the first Monday, September 6.
10. October: Monday, October 18, 2027
October 1 is a Friday, so the Mondays are the 4th, 11th, 18th, and 25th. The third Monday is October 18. Columbus Day and Indigenous Peoples’ Day are observed on the second Monday, October 11.
11. November: Monday, November 15, 2027
November 1 is a Monday, giving five Mondays: the 1st, 8th, 15th, 22nd, and 29th. The third Monday is November 15, ten days before Thanksgiving on November 25.
12. December: Monday, December 20, 2027
December 1 is a Wednesday, so the Mondays are the 6th, 13th, 20th, and 27th. The third Monday is December 20, five days before Christmas, so it works well as a year-end deadline.
FAQs
What is the third Monday of January 2027?
January 18, 2027, which is Martin Luther King Jr. Day.
What is the third Monday of February 2027?
February 15, 2027, which is Presidents’ Day.
Is the third Monday always a holiday?
No. In 2027 only January 18 and February 15 are federal holidays, though April 19 is a state holiday in Massachusetts and Maine.
What is the earliest and latest date a third Monday can fall on?
The earliest is the 15th and the latest is the 21st. In 2027, the earliest dates are March 15 and November 15, and the latest is June 21.
How many third Mondays are there in 2027?
Twelve, one for each month.
Summary
Third Mondays in 2027 run from January 18 to December 20. Save the table above or add the dates to your calendar so you can plan meetings, deadlines, and events with confidence.