San Francisco Giants vs. San Diego Padres: Game Preview, Odds & Key Players for August 20, 2025

Wednesday, August 20th, 2025

San Francisco Giants vs. San Diego Padres: MLB Showdown at Petco Park

The San Francisco Giants (61-65, third in the NL West) travel to San Diego to take on the San Diego Padres (70-56, second in the NL West) in an exciting National League West matchup. The Padres currently hold an 8-3 lead in the season series as the teams face off for the 12th time this year.

Pitching Matchup

The Giants will send Landen Roupp (7-6, 3.54 ERA, 1.46 WHIP, 100 strikeouts) to the mound. The Padres counter with JP Sears (0-0), who looks to make an impact in his upcoming appearance. Sportsbooks list the Padres as -159 favorites, with the Giants at +134 and the total set at 8 runs.

Team Overviews

The Padres enter the matchup with a 70-56 overall record and an impressive 39-21 record at Petco Park. Offensively, Padres hitters have combined for a .251 batting average, ranking fourth in the National League.

Meanwhile, the Giants carry a 61-65 record, with a 31-32 mark on the road. Their pitching staff boasts a collective 3.70 ERA, good for fifth in Major League Baseball.

Weather

Today at Petco Park, expect mostly clear skies with a comfortable temperature around 75°F during game time. There's little to no chance of precipitation, and light winds around 7 mph should have minimal impact on play. Overall, it's a great day for baseball in San Diego.

Key Players to Watch

For the Padres, Manny Machado continues to provide power with 20 home runs and a .479 slugging percentage. Fernando Tatis Jr. has been hot over the last 10 games, going 13 for 38 with four doubles and six RBIs.

On the Giants side, Jung Hoo Lee leads with 29 doubles, 10 triples, seven home runs, and 47 RBIs, while hitting .262 this season. Dominic Smith has contributed recently, hitting 11 for 32 with three doubles over the last 10 games.

Recent Form

The Padres have surged to a 6-4 record in their last 10 games, sporting a .255 batting average and an outstanding 2.66 ERA, outscoring their opponents by a total of 17 runs.

The Giants have struggled, going 2-8 in their last 10 outings with a .212 batting average and a 4.35 ERA, being outscored by 26 runs during that stretch.

Injury Updates

Padres injuries include Jackson Merrill (day-to-day, ankle), Michael King (15-Day IL, knee), Jhony Brito (60-Day IL, forearm), and Joe Musgrove (60-Day IL, elbow).

The Giants are missing Matt Chapman (10-Day IL, hand), Related Links

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