condition mean min max 3 h after light 39.6177 37.4361 41.1806 6 h after light 31.501066666666667 29.5489 33.1274 9 h after light 38.8332 33.8175 43.2427 12 h after light 40.579033333333335 38.3557 43.2066 3 h after dark 56.7852 50.0289 62.667 6 h after dark 68.07466666666667 64.8721 69.9288 9 h after dark 64.7922 59.818 69.6623 12 h after dark 47.0725 40.2315 53.5141