September 18 - Unix Timestamps
The Unix timestamp for September 18 at midnight UTC, computed across recent and upcoming years. In 2026, September 18 falls on a Friday.
September 18 Across Years
| Date | Weekday | Unix Timestamp | ISO 8601 (UTC) |
|---|---|---|---|
| September 18, 2021 | Saturday | 1631923200 | 2021-09-18T00:00:00Z |
| September 18, 2022 | Sunday | 1663459200 | 2022-09-18T00:00:00Z |
| September 18, 2023 | Monday | 1694995200 | 2023-09-18T00:00:00Z |
| September 18, 2024 | Wednesday | 1726617600 | 2024-09-18T00:00:00Z |
| September 18, 2025 | Thursday | 1758153600 | 2025-09-18T00:00:00Z |
| September 18, 2026 | Friday | 1789689600 | 2026-09-18T00:00:00Z |
| September 18, 2027 | Saturday | 1821225600 | 2027-09-18T00:00:00Z |
| September 18, 2028 | Monday | 1852848000 | 2028-09-18T00:00:00Z |
| September 18, 2029 | Tuesday | 1884384000 | 2029-09-18T00:00:00Z |
| September 18, 2030 | Wednesday | 1915920000 | 2030-09-18T00:00:00Z |
| September 18, 2031 | Thursday | 1947456000 | 2031-09-18T00:00:00Z |
All timestamps are at 00:00:00 UTC for that date.
Why might you need this?
Calendar-day timestamps are useful for cron schedules ("run every September 18 at midnight"), reminder systems, anniversary calculations, and reporting queries that bucket by date. The Unix value at midnight UTC is the canonical anchor - convert to your local zone if needed.