condition mean min max 3 h after light 48.5067 45.3664 54.3185 6 h after light 49.70836666666666 40.7196 58.0881 9 h after light 52.0911 49.6115 56.0757 12 h after light 57.0701 53.3165 62.1301 3 h after dark 77.29873333333333 74.6795 81.0985 6 h after dark 57.1912 54.055 60.251 9 h after dark 48.59903333333334 44.3537 56.2809 12 h after dark 47.0564 45.4541 48.6587