condition mean min max 4 h after light 41.9555505 39.500655 44.410446 8 h after light 49.6664255 38.314292 61.018559 12 h after light 37.302017 26.962624 47.64141 4 h after dark 54.254504499999996 48.283017 60.225992 8 h after dark 52.0699545 47.704762 56.435147 12 h after dark 45.311236 45.311236 45.311236