Chicagohenge: next dates and times
Short answer: The next Chicagohenge is on 19 Mar 2027 (sunset 19:00, local time). In 2027 the dates are 19 Mar 2027 and 19 Mar 2027 and 23 Sep 2027 and 23 Sep 2027.
Chicago's grid runs true east-west, so around the equinoxes the sun sets straight down the streets of the Loop.
Upcoming dates
| Date | What | Time (local) |
|---|---|---|
| Fri 19 Mar 2027 | Full sun on the horizon | Sunset 19:00 |
| Fri 19 Mar 2027 | Half sun on the horizon | Sunset 19:02 |
| Thu 23 Sep 2027 | Full sun on the horizon | Sunset 18:45 |
| Thu 23 Sep 2027 | Half sun on the horizon | Sunset 18:46 |
| Sat 18 Mar 2028 | Half sun on the horizon | Sunset 19:01 |
| Sun 19 Mar 2028 | Full sun on the horizon | Sunset 19:01 |
| Fri 22 Sep 2028 | Full sun on the horizon | Sunset 18:45 |
| Fri 22 Sep 2028 | Half sun on the horizon | Sunset 18:47 |
| Sun 18 Mar 2029 | Half sun on the horizon | Sunset 19:01 |
| Mon 19 Mar 2029 | Full sun on the horizon | Sunset 19:01 |
| Sat 22 Sep 2029 | Full sun on the horizon | Sunset 18:46 |
| Sun 23 Sep 2029 | Half sun on the horizon | Sunset 18:46 |
Where to stand
Look west along Madison, Monroe, Adams or Jackson from Michigan Avenue or the Riverwalk bridges.
The effect lasts several evenings; Wacker Drive gives a long, open view.
Questions
When is Chicagohenge 2027?
The next Chicagohenge is on 19 Mar 2027 (sunset 19:00, local time). In 2027 the dates are 19 Mar 2027 and 19 Mar 2027 and 23 Sep 2027 and 23 Sep 2027.
Where is the best place to see Chicagohenge?
Look west along Madison, Monroe, Adams or Jackson from Michigan Avenue or the Riverwalk bridges.
Does weather matter for Chicagohenge?
Yes: you need a clear view of the western horizon. The effect lasts several evenings; Wacker Drive gives a long, open view.
Calculated from the sun's position (Meeus) for Chicago, USA; times are local (America/Chicago). Buildings, hills and haze can shift what you see by a few minutes.