Astronomical observations Dayton (United States)
| Sunrise | 06 h 53 am |
|---|---|
| Transition hour | 01 h 40 pm |
| Sunset | 08 h 26 pm |
| Starting of civil twilight | 06 h 25 am |
| Termination of civil twilight | 08 h 54 pm |
| Duration of sunshine | 13 h 32 |
| Sunrise | 02 h 28 pm |
|---|---|
| Sunset | 11 h 27 pm |
| Fraction illuminated | 54 % (lune gibbeuse) |