Irvine on 15 October 2026: sunrise 06:56, sunset 18:17, day length 11 h 21 min.
| Fact | Value |
|---|---|
| Time zone | America/Los_Angeles |
| Offset | UTC-7 |
| Region | California |
| Latitude | 33.6695 |
| Longitude | -117.8231 |
| Population | 256,927 |
The next clock change in Irvine is 1 hour back on 1 November 2026 at 02:00, from UTC-7 to UTC-8.
| Fact | Value |
|---|---|
| Longest day | 21 June 2026, 14 h 24 min |
| Shortest day | 21 December 2026, 9 h 55 min |
| Earliest sunrise | 05:40 on 12 June 2026 |
| Latest sunset | 20:05 on 29 June 2026 |
| Golden hour on the longest day | 21 June morning 05:41 to 06:18, evening 19:28 to 20:04 |
| Date | Holiday |
|---|---|
| 11 November 2026 | Veterans Day |
| 26 November 2026 | Thanksgiving Day |
| 25 December 2026 | Christmas Day |
| City | 09:00 to 17:00 |
|---|---|
| London | Irvine and London have no hour that is 09:00 to 17:00 in both cities. |
| New York | Irvine 09:00 to 14:00; New York 12:00 to 17:00 |