condition mean min max 4 h after light 30.3106 29.4664 31.1548 8 h after light 25.1614 24.8338 25.489 12 h after light 20.3703 20.2049 20.5357 4 h after dark 23.058033333333334 22.4538 23.4959 8 h after dark 25.7965 24.9568 26.6724 12 h after dark 30.7882 28.7985 34.4788