Kolkata Time Now
Kolkata: India Standard Time (IST, UTC+5:30). No daylight-saving change.
Kolkata uses India Standard Time (IST, UTC+5:30). The offset does not change for daylight saving. Kolkata is about 23 minutes of solar time east of the India Standard Time meridian. The sun comes up earlier than in towns farther west on the same clock.
Kolkata does not use daylight saving. The UTC offset stays put all year.
When it is noon in Kolkata it is 2 a.m. in New York all year. When it is noon in Kolkata it is 6 a.m. in London in January, and 8 a.m. in London in July. When it is noon in Kolkata it is 4 p.m. in Tokyo in January.
Sunrise and sunset in Kolkata
The longest mid-month day we list is June (13 h 30 m, sunrise 4:52 a.m.). The shortest is December at 10 h 46 m, with the sun up around 6:09 a.m..
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 6:19 a.m. | 5:13 p.m. | 10 h 53 m |
| February | 6:10 a.m. | 5:33 p.m. | 11 h 23 m |
| March | 5:47 a.m. | 5:46 p.m. | 11 h 59 m |
| April | 5:18 a.m. | 5:57 p.m. | 12 h 39 m |
| May | 4:58 a.m. | 6:10 p.m. | 13 h 12 m |
| June | 4:52 a.m. | 6:23 p.m. | 13 h 30 m |
| July | 5:01 a.m. | 6:25 p.m. | 13 h 24 m |
| August | 5:14 a.m. | 6:10 p.m. | 12 h 56 m |
| September | 5:24 a.m. | 5:42 p.m. | 12 h 18 m |
| October | 5:33 a.m. | 5:13 p.m. | 11 h 40 m |
| November | 5:49 a.m. | 4:54 p.m. | 11 h 05 m |
| December | 6:09 a.m. | 4:55 p.m. | 10 h 46 m |
Mid-month local times for 2026. Hills, weather, and the exact street change what you see by a few minutes.
The live clock is the same TabClock face as the homepage.