condition mean min max 4 h after light 352.297413 350.824308 353.770518 8 h after light 286.356307 272.231428 300.481186 12 h after light 343.57342900000003 289.837878 397.30898 4 h after dark 318.568196 305.577973 331.558419 8 h after dark 341.751489 336.064267 347.438711 12 h after dark 383.115416 383.115416 383.115416