condition mean min max 4 h after light 261.6455705 246.88713 276.404011 8 h after light 245.50386749999998 209.272495 281.73524 12 h after light 182.31143250000002 140.479161 224.143704 4 h after dark 292.7364715 249.319942 336.153001 8 h after dark 164.8071875 159.610336 170.004039 12 h after dark 64.782905 64.782905 64.782905