condition mean min max 4 h after light 80.4 80.4 80.4 8 h after light 84.15 80.5 87.8 12 h after light 314.8 68.7 560.9 4 h after dark 276.29999999999995 157.7 394.9 8 h after dark 81.2 77.7 84.7 12 h after dark 99.15 78.6 119.7