When is week 12?
In 2026, week 12 runs from Monday, March 16, 2026 to Sunday, March 22, 2026.
It ended 195 days ago.
Week 12 in other years
| Year | Starts | Ends |
|---|---|---|
| 2025 | Mon, Mar 17, 2025 | Sun, Mar 23, 2025 |
| 2026 | Mon, Mar 16, 2026 | Sun, Mar 22, 2026 |
| 2027 | Mon, Mar 22, 2027 | Sun, Mar 28, 2027 |
| 2028 | Mon, Mar 20, 2028 | Sun, Mar 26, 2028 |
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Questions & answers
What dates are in week 12?
In 2026, week 12 is March 16, 2026 to March 22, 2026.
How are week numbers counted?
We use ISO 8601 week numbers: weeks start on Monday, and week 1 is the week that contains the first Thursday of the year.