condition mean min max 4 h after light 221.6 221.6 221.6 8 h after light 291.05 189.4 392.7 12 h after light 359.45000000000005 220.3 498.6 4 h after dark 390.20000000000005 229.3 551.1 8 h after dark 366.0 265.2 466.8 12 h after dark 263.45000000000005 240.3 286.6