Daniels completed 23 of 29 passes for 226 yards in Sunday's 21-18 win over the Giants. He added 44 rushing yards on 10 carries.
Daniels completed 17 of 24 passes for 184 yards while rushing 16 times for 88 yards and two touchdowns in Sunday's 37-20 loss to the Buccaneers.
Daniels will not play in the Commanders' preseason finale against the Patriots Sunday night, Ben Standig of The Athletic reports.
Coach Dan Quinn announced Monday that Daniels will open the regular season as Washington's starting quarterback, Nicki Jhabvala of The Washington Post reports.
Daniels and other starters are expected to play one or two drives in Saturday's preseason game at Miami, Cameron Wolfe of NFL Network reports.
Daniels completed two of three passes for 45 yards and rushed once for a three-yard touchdown in Saturday's 20-17 preseason loss to the Jets.
Daniels is listed atop the initial preseason depth chart and will start Saturday's preseason game against the Jets, Ben Standig of The Athletic reports.
Daniels is expected to play in Saturday's preseason opener on the road against the Jets, John Keim of ESPN.com reports.
Coach Dan Quinn said Tuesday that Daniels and Marcus Mariota are splitting first-team reps to begin training camp, Albert Breer of SI.com reports.
Daniels got most of the first-team reps at June minicamp, Ralph Vacchiano of FOX Sports reports.