condition mean min max 4 h after light 40.318066 37.977033 42.659099 8 h after light 43.238425 39.888486 46.588364 12 h after light 38.476096999999996 36.995449 39.956745 4 h after dark 41.6353615 38.582903 44.68782 8 h after dark 44.5284725 39.92116 49.135785 12 h after dark 39.275587 39.275587 39.275587