Astronomical observations Illinois (United States)
| Sunrise | 06 h 29 am |
|---|---|
| Transition hour | 11 h 40 am |
| Sunset | 04 h 51 pm |
| Starting of civil twilight | 06 h 01 am |
| Termination of civil twilight | 05 h 19 pm |
| Duration of sunshine | 10 h 21 |
| Sunrise | 02 h 40 am |
|---|---|
| Sunset | 03 h 28 pm |
| Fraction illuminated | 20 % (premier croissant) |