"We are obviously not going to rush him back", said Walton, speaking during the Lakers' practice on Thursday morning.
James said he suffered the injury when he "overextended" his groin as his right leg slipped while Draymond Green poked the ball away from him.
Los Angeles led 104-89 with 6:44 left following a dunk by Tyson Chandler, before Sacramento surged back.
At shootaround on Thursday, Walton told reporters that it's unlikely McGee will play against the Kings. Unfortunately, this is probably the position they need the least amount of additional depth at now. This will provide some much-needed depth at power forward and the guard spots.
Lonzo Ball calls for unity after Lakers’ ugly collapse without LeBron James
As for the Lakers, they seem like a team destined to compete in this year's postseason as their record at the moment is at 20-14. The Lakers lost their first game without Rondo and James on Thursday night, falling 117-116 to the Kings .
In the Lakers' next game against the Clippers on Friday, our models project Ball for 28.5 FanDuel points.
The veteran National Basketball Association champion has struggled to stay on the floor this season between injuries and a suspension, but when he's been on, he's been a big part of the team's surprising single-season turnaround.
With a short-handed roster on Thursday, Ball stepped up against the Kings with nearly his second triple-double of the season. Kuzma scored 12 points in the second quarter.
But his games-played streak will end anyway.
James, 33, is averaging 27.3 points, 8.3 rebounds and 7.1 assists this season. And only one game separates the Lakers from the ninth-place San Antonio Spurs. Ingram also shot 22.