When is week 18?
In 2026, week 18 runs from Monday, April 27, 2026 to Sunday, May 3, 2026.
It ended 153 days ago.
Week 18 in other years
| Year | Starts | Ends |
|---|---|---|
| 2025 | Mon, Apr 28, 2025 | Sun, May 4, 2025 |
| 2026 | Mon, Apr 27, 2026 | Sun, May 3, 2026 |
| 2027 | Mon, May 3, 2027 | Sun, May 9, 2027 |
| 2028 | Mon, May 1, 2028 | Sun, May 7, 2028 |
Related
Questions & answers
What dates are in week 18?
In 2026, week 18 is April 27, 2026 to May 3, 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.