Astronomical observations Letchworth (United Kingdom)
| Sunrise | 07 h 19 am |
|---|---|
| Transition hour | 11 h 45 am |
| Sunset | 04 h 11 pm |
| Starting of civil twilight | 06 h 41 am |
| Termination of civil twilight | 04 h 48 pm |
| Duration of sunshine | 08 h 52 |
| Sunrise | 12 h 20 pm |
|---|---|
| Sunset | 07 h 48 pm |
| Fraction illuminated | 23 % (premier quartier) |