Guwahati on 15 October 2026: sunrise 05:21, sunset 16:55, day length 11 h 34 min.
| Fact | Value |
|---|---|
| Time zone | Asia/Kolkata |
| Offset | UTC+5:30 |
| Region | Assam |
| Latitude | 26.1844 |
| Longitude | 91.7458 |
| Population | 962,334 |
Guwahati has no clock change scheduled in the next year. January and July both use UTC+5:30.
| Fact | Value |
|---|---|
| Longest day | 21 June 2026, 13 h 47 min |
| Shortest day | 22 December 2026, 10 h 30 min |
| Earliest sunrise | 04:30 on 9 June 2026 |
| Latest sunset | 18:19 on 2 July 2026 |
| Golden hour on the longest day | 21 June morning 04:31 to 05:04, evening 17:44 to 18:18 |
| Date | Holiday |
|---|---|
| 8 November 2026 | Diwali (Deepavali) |
| 24 November 2026 | Guru Nanak's Birthday |
| 25 December 2026 | Christmas Day |
| City | 09:00 to 17:00 |
|---|---|
| London | Guwahati 13:30 to 17:00; London 09:00 to 12:30 |
| New York | Guwahati and New York have no hour that is 09:00 to 17:00 in both cities. |