condition mean min max 1 h after light 32.806080335 27.55248112 38.05967955 3 h after light 31.719757016666666 22.87885473 36.91838803 5 h after light 28.90517262 26.19639409 32.20445601 7 h after light 29.94197137 25.7026781 33.97460911 9 h after light 27.29099009 20.96762119 31.61154598 11 h after light 25.869190036666666 23.57620002 27.33177053 1 h after dark 24.738901496666667 20.90128446 31.9716408 3 h after dark 18.061353046666667 14.60129814 21.71407396 5 h after dark 21.46127017 19.70998038 22.60398897 7 h after dark 23.050187906666668 21.51153441 24.69594242 9 h after dark 22.22149425 21.09600756 22.92475844 11 h after dark 18.186507556666665 17.65700982 19.00190885