What was the date 12 months ago?
12 months ago was Saturday, November 15, 2025
That was 365 days ago, counting calendar months.
Counted from today, Sunday, November 15, 2026, in your time zone.
12 months in other units
- Days
- 365 days
- Weeks
- 52 weeks and 1 day
- Years
- 1 year
- Business days
- 260 days
- 249 without US federal holidays
- Weekends
- 52 weekends
- Hours
- 8,760
About November 15, 2025
- It was a Saturday, on a weekend.
- Day 319 of 365, in ISO week 46 of 2025.
Work it out in a spreadsheet
Paste one of these into Excel or Google Sheets, then format the cell as a date.
In Excel or Google Sheets
- Counting back from today:
=EDATE(TODAY(), -12) - From a date in cell A1:
=EDATE(A1, -12)
From a different start date
The same 12 months, counted back from each of the next six days:
| Start date | 12 months earlier |
|---|---|
| Mon, Nov 16, 2026 | Sun, Nov 16, 2025 |
| Tue, Nov 17, 2026 | Mon, Nov 17, 2025 |
| Wed, Nov 18, 2026 | Tue, Nov 18, 2025 |
| Thu, Nov 19, 2026 | Wed, Nov 19, 2025 |
| Fri, Nov 20, 2026 | Thu, Nov 20, 2025 |
| Sat, Nov 21, 2026 | Fri, Nov 21, 2025 |
More months ago
Related
Frequently asked questions
How are months counted back?
By calendar month: the same day number, 12 months earlier. When that month is too short, the date becomes its last day: one month after January 31 is February 28 (or 29).
How many days is 12 months ago?
365 days (52 weeks and 1 day) this time. The count changes with the lengths of the months involved.
Is that the same as 360 days?
No. 360 days ago was Thursday, November 20, 2025, 5 days later than 12 months ago.