Default numbering
| A | |
|---|---|
| 1 | Date |
| 2 | 3/9/2024 |
Formula: C2: =WEEKDAY(A2)
Result: 7
March 9, 2024 was a Saturday, which is 7 when Sunday is 1.
Google Sheets function
WEEKDAY in Google Sheets
WEEKDAY with worked examples you can test in the live grid. The argument details are in the Excel guide.
In Google Sheets
The arguments and common errors are covered in the WEEKDAY Excel guide; check the function help in Google Sheets for its own argument list.
Worked examples in Google Sheets
Monday-first numbering
| A | |
|---|---|
| 1 | Date |
| 2 | 3/9/2024 |
Formula: C2: =WEEKDAY(A2,2)
Result: 6
With type 2, Monday is 1, so Saturday is 6.
Weekend flag
| A | |
|---|---|
| 1 | Date |
| 2 | 3/9/2024 |
Formula: C2: =IF(WEEKDAY(A2,2)>5,"Weekend","Weekday")
Result: Weekend
With Monday-first numbering, anything above 5 is Saturday or Sunday.
Try it
A tiny spreadsheet with example data. Edit the formula or any number and see the result.
Formula in F2: =WEEKDAY(A2,2)
| A | B | C | D | E | F | |
|---|---|---|---|---|---|---|
| 1 | Start | End | Holiday | Time | Result | |
| 2 | 3/15/2026 | 6/20/2026 | 5/1/2026 | 14:45 | 7 | |
| 3 | 1/31/2026 | 2/28/2026 | 5/9/2026 | 09:30 | ||
| 4 | 12/24/2025 | 1/9/2026 |
Result in F2: 7
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