condition mean min max 4 h after light 384.5 384.5 384.5 8 h after light 298.75 273.6 323.9 12 h after light 361.7 318.2 405.2 4 h after dark 387.7 294.2 481.2 8 h after dark 256.2 239.6 272.8 12 h after dark 241.7 238.4 245.0