How it's counted
Days since are counted from the date to today, not including the date itself.
In a spreadsheet
In Excel or Google Sheets, type =TODAY()-150 and format the cell as a date. To count from a different start date, use the date calculator.
150 days before other dates
| Starting from | 150 days earlier |
|---|---|
| Tue, Oct 13 (today) | Saturday, May 16, 2026 |
| Mon, Oct 12 | Friday, May 15, 2026 |
| Sun, Oct 11 | Thursday, May 14, 2026 |
| Sat, Oct 10 | Wednesday, May 13, 2026 |
| Fri, Oct 9 | Tuesday, May 12, 2026 |
| Thu, Oct 8 | Monday, May 11, 2026 |
| Wed, Oct 7 | Sunday, May 10, 2026 |
Days ago
Frequently asked questions
What day is 150 days ago?
150 days ago was Saturday, May 16, 2026.
What day of the week is 150 days ago?
It was a Saturday.
What was the date 150 days ago?
Saturday, May 16, 2026. The date moves forward by one day every day, so this page always counts from today.
How many weeks is 150 days?
150 calendar days is 21.4 weeks.
What date is 150 days from today?
Friday, March 12, 2027.
Does "150 days ago" include today?
No. Today is day 0, so the count starts from tomorrow (or yesterday, for dates in the past).
How do I work out 150 days ago in Excel or Google Sheets?
Type =TODAY()-150 and format the cell as a date.
How many business days are in 150 days?
From today it is 106 weekdays (Monday to Friday), before public holidays.