condition mean min max 4 h after light 33.1951745 31.524708 34.865641 8 h after light 29.7038905 29.020661 30.38712 12 h after light 30.5347995 25.42428 35.645319 4 h after dark 24.56669 22.253907 26.879473 8 h after dark 28.130437999999998 23.524964 32.735912 12 h after dark 42.793831 42.793831 42.793831