Giants vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 8

Odds updated as of 11:12 a.m.

The MLB slate on Friday includes the San Francisco Giants facing the Washington Nationals.

We've got you covered, in terms of the vital information regarding this matchup before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Giants vs Nationals Game Info

• San Francisco Giants (58-57) vs. Washington Nationals (45-69)
• Date: Friday, August 8, 2025
• Time: 10:15 p.m. ET
• Venue: Oracle Park -- San Francisco, California
• Coverage: NBCS-BA and MASN2

Giants vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SF: (-158) | WSH: (+134)
• Spread: SF: -1.5 (+126) | WSH: +1.5 (-152)
• Total: 8.5 -- Over: (-105) | Under: (-115)

Giants vs Nationals Probable Starting Pitchers

Probable Pitchers: Kai-Wei Teng (Giants) - 0-1, 13.50 ERA vs Jake Irvin (Nationals) - 8-6, 4.89 ERA

This contest's pitching matchup is set, as the Giants will send Kai-Wei Teng (0-1) to the mound, while Jake Irvin (8-6) will get the nod for the Nationals. Teng and his team failed to cover the spread in his only opportunity this season as a starter. Teng has yet to start a game this season when his team was the moneyline favorite. The Nationals have a 13-9-0 record against the spread in Irvin's starts. The Nationals have been the underdog on the moneyline in 21 of Irvin's starts this season, and they went 12-9 in those games.

Giants vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Giants win (59.9%)

Giants vs Nationals Moneyline

• Washington is the underdog, +134 on the moneyline, while San Francisco is a -158 favorite at home.

Giants vs Nationals Spread

• The Giants are hosting the Nationals and are favored by 1.5 runs on the spread. The Giants are +126 to cover the runline, with the Nationals being -152.

Giants vs Nationals Over/Under

• An over/under of 8.5 has been set for Giants-Nationals on Aug. 8, with the over being -105 and the under -115.

Bet on San Francisco Giants vs. Washington Nationals on FanDuel today!

Giants vs Nationals Betting Trends

• The Giants have been favorites in 71 games this season and have come away with the win 37 times (52.1%) in those contests.
• San Francisco has a record of 13-13 when favored by -158 or more this year.
• The Giants and their opponents have hit the over in 53 of their 115 games with a total set by oddsmakers this season.
• The Giants have posted a record of 49-66-0 against the spread this season.
• The Nationals have won 43.8% of the games this season they were the moneyline underdog (39-50).
• When playing as a moneyline underdog with odds of +134 or longer, Washington has a record of 18-23 (43.9%).
• The Nationals have combined with opponents to go over the total 61 times this season for a 61-45-2 record against the over/under.
• The Nationals have a 54-54-0 record against the spread this season (covering 50% of the time).

Giants Player Leaders

• Rafael Devers has 110 hits and an OBP of .379, both of which are best among San Francisco hitters this season. He has a .255 batting average and a slugging percentage of .456.
• Among qualified hitters in MLB, his batting average ranks 86th, his on-base percentage ranks 10th, and he is 61st in slugging.
• Jung Hoo Lee is hitting .258 with 27 doubles, nine triples, six home runs and 38 walks, while slugging .411 with an on-base percentage of .325.
• His batting average is 79th among qualified players, his on-base percentage 80th, and his slugging percentage 95th.
• Lee takes a six-game streak with at least one hit into this one. In his last 10 outings he is batting .297 with five doubles, a triple, five walks and four RBIs.
• Willy Adames is batting .232 with a .411 slugging percentage and 61 RBI this year.
• Adames takes a two-game hitting streak into this game. During his last five outings he is batting .182 with two home runs, two walks and four RBIs.
• Heliot Ramos has an OPS of .769, fueled by an OBP of .349 and a team-best slugging percentage of .420 this season.
• Ramos takes a seven-game hitting streak into this game. In his last 10 outings he is hitting .317 with a double, seven walks and an RBI.

Nationals Player Leaders

• C.J. Abrams has accumulated a slugging percentage of .458, a team-best for the Nationals. He's batting .270 with an on-base percentage of .336.
• Including all the qualifying players in MLB, his batting average is 54th, his on-base percentage ranks 66th, and he is 56th in slugging.
• James Wood leads his team with 107 hits and a .357 OBP. He has a batting average of .254 while slugging .475.
• He ranks 88th in batting average, 31st in on-base percentage and 34th in slugging percentage in the majors.
• Luis Garcia is hitting .263 with 22 doubles, nine home runs and 21 walks.
• Nathaniel Lowe is batting .218 with 16 doubles, two triples, 15 home runs and 43 walks.

Giants vs Nationals Head to Head

• 5/25/2025: 3-2 SF (Favorite: Giants, Spread: -1.5, Total: 8, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 5/24/2025: 3-0 WSH (Favorite: Giants, Spread: -1.5, Total: 8.5, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 5/23/2025: 4-0 SF (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 8/8/2024: 9-5 SF (Favorite: Giants, Spread: -1.5, Total: 8.5, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 8/7/2024: 7-4 SF (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 8/6/2024: 11-5 WSH (Favorite: Giants, Spread: -1.5, Total: 9, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 8/5/2024: 4-1 SF (Favorite: Giants, Spread: -1.5, Total: 9, Favorite Moneyline: -168, Underdog Moneyline: +142)
• 4/10/2024: 7-1 SF (Favorite: Giants, Spread: -1.5, Total: 8.5, Favorite Moneyline: -200, Underdog Moneyline: +168)
• 4/9/2024: 5-3 WSH (Favorite: Giants, Spread: -1.5, Total: 8.5, Favorite Moneyline: -184, Underdog Moneyline: +154)
• 4/8/2024: 8-1 WSH (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -220, Underdog Moneyline: +184)

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