condition mean min max 4 h after light 36.661984000000004 34.676986 38.646982 8 h after light 33.449518 31.500307 35.398729 12 h after light 33.48874 23.524964 43.452516 4 h after dark 50.759891499999995 49.34198 52.177803 8 h after dark 48.244040999999996 39.601977 56.886105 12 h after dark 44.156386 44.156386 44.156386