Days in a Month FAQs
There are at least 365 days in any single year, except for 366 days in a leap year, which happens once every four years.
Click the appropriate question in the Table of Contents below to find out the answer.
How Many Months Have 28 Days in a Year?
All Gregorian calendar months have at least 28 days. More accurately, only February has a total of 28 days in a common year and 29 days in a leap year.
How Many Months Have 28 Days in a Leap Year?
No calendar month has only 28 days in a leap year – all the months are more than 28 days long, with the shortest being February with 29 days. Examples of a leap year are 2020, 2024, 2028, and 2032.
See the table below for the number of days in a month in a leap year VS. a common year:
| Leap Year | Common Year | |
| Jan. | 31 days | 31 days |
| Feb. | 29 days | 28 days |
| Mar. | 31 days | 31 days |
| Apr. | 30 days | 30 days |
| May | 31 days | 31 days |
| June | 30 days | 30 days |
| July | 31 days | 31 days |
| Aug. | 31 days | 31 days |
| Sept. | 30 days | 30 days |
| Oct. | 31 days | 31 days |
| Nov. | 30 days | 30 days |
| Dec. | 31 days | 31 days |
How Many Months Have at Least 28 Days?
All 12 calendar months of the year – from January to December – have at least 28 days.
How Many Months Have Exactly 28 Days?
Only the month of February has exactly 28 days in total. In a leap year – which takes place once every four years – February is 29 days long.
How Many Months Have More Than 28 Days?
All months of the year have more than 28 days, except for February which has exactly 28 days in a common year and 29 days in a leap year.
How Many Months Have 29 Days in a Leap Year?
February is exactly 29 days long in a leap year, but all other months in that same year are longer than 29 days.
The table below illustrates the answer:
| 2020 (leap) | 2021 | 2022 | 2023 | 2024 (leap) | |
| Jan. | 31 | 31 | 31 | 31 | 31 |
| Feb. | 29 days | 28 days | 28 days | 28 days | 29 days |
| Mar. | 31 | 31 | 31 | 31 | 31 |
| Apr. | 30 | 30 | 30 | 30 | 30 |
| May | 31 | 31 | 31 | 31 | 31 |
| June | 30 | 30 | 30 | 30 | 30 |
| July | 31 | 31 | 31 | 31 | 31 |
| Aug. | 31 | 31 | 31 | 31 | 31 |
| Sept. | 30 | 30 | 30 | 30 | 30 |
| Oct. | 31 | 31 | 31 | 31 | 31 |
| Nov. | 30 | 30 | 30 | 30 | 30 |
| Dec. | 31 | 31 | 31 | 31 | 31 |
How Many Months Have 30 Days in a Year?
All calendar months have either 30 or 31 days, except for February which has 28 days in a common year and 29 days in a leap year.
How Many Months Have Less Than 30 Days?
Of the twelve months in the year, only February has less than 30 days. February has 28 days (common year) or 29 days (leap year).
Salary conversion exercises – hourly or yearly – typically based on a month having 30 days. February differs notably for these purposes.
How Many Months Have at Least 30 Days?
11 out of the 12 calendar months have at least 30 days – all the months except February.
See the table below for the calendar months that have at least 30 days:
| Month | Days |
| Jan. | 31 |
| Feb. | 28 or 29 |
| Mar. | 31 |
| Apr. | 30 |
| May | 31 |
| June | 30 |
| July | 31 |
| Aug. | 31 |
| Sept. | 30 |
| Oct. | 31 |
| Nov. | 30 |
| Dec. | 31 |
How Many Months Have Exactly 30 Days?
Four calendar months have exactly 30 days – April, June, September, and November.
How Many Months Have More Than 30 Days?
Seven calendar months have more than 30 days – January, March, May, July, August, October, and December. They have 31 days.
How Many Months Have 31 Days in a Year?
These seven months have precisely 31 days in a year: January, March, May, July, August, October, and December.
The table below shows the months with 31 days:
| Month | Days |
| Jan. | 31 |
| Feb. | 28 or 29 |
| Mar. | 31 |
| Apr. | 30 |
| May | 31 |
| June | 30 |
| July | 31 |
| Aug. | 31 |
| Sept. | 30 |
| Oct. | 31 |
| Nov. | 30 |
| Dec. | 31 |
How Many Months Have Less Than 31 Days?
These five calendar months have less than 31 days: February, April, June, September, and November.
See the table below for the months that are less than 31 days long:
| Month | Days |
| Jan. | 31 |
| Feb. | 28 or 29 |
| Mar. | 31 |
| Apr. | 30 |
| May | 31 |
| June | 30 |
| July | 31 |
| Aug. | 31 |
| Sept. | 30 |
| Oct. | 31 |
| Nov. | 30 |
| Dec. | 31 |
How Many Months Have 4 Weeks?
All calendar months of the year have 4 weeks or more. Only February in a common year has exactly 4 weeks or 28 days.
The table below shows the total number of weeks and days a month has:
| Month | Weeks & Days |
| Jan. | 4 weeks + 3 days |
| Feb. | 4 weeks (common year) 4 weeks + 1 day (leap year) |
| Mar. | 4 weeks + 3 days |
| Apr. | 4 weeks + 2 days |
| May | 4 weeks + 3 days |
| June | 4 weeks + 2 days |
| July | 4 weeks + 3 days |
| Aug. | 4 weeks + 3 days |
| Sept. | 4 weeks + 2 days |
| Oct. | 4 weeks + 3 days |
| Nov. | 4 weeks + 2 days |
| Dec. | 4 weeks + 3 days |
How Many Months Have 5 Weeks?
No calendar month has 5 weeks or 35 days – all months are less than that.
How Many Months in a Quarter?
A full year has 12 months, and every quarter is made up of 3 months.
The table below illustrates the four quarters in a year:
| Quarters | Months in the Quarter |
| 1st Quarter (Q1) | Jan, Feb, and Mar. |
| 2nd Quarter (Q2) | Apr, May, and June. |
| 3rd Quarter (Q3) | July, August, and Sept. |
| 4th Quarter (Q4) | Oct, Nov, and Dec. |
How Many Months Have Less Than 6 Letters, and How Many Less Than 5?
The five months comprising March, April, May, June, and July have less than 6 letters.
But these three months are made up of less than 5 letters: May, June, and July.
| Month | Number of Letters |
| January | 7 |
| February | 8 |
| March | 5 |
| April | 5 |
| May | 3 |
| June | 4 |
| July | 4 |
| August | 6 |
| September | 9 |
| October | 7 |
| November | 8 |
| December | 8 |