San Francisco Giants at Arizona Diamondbacks Series Opener Preview: Webb vs. Nelson (June 30, 2025)

Monday, June 30th, 2025

The San Francisco Giants (45-39) face the Arizona Diamondbacks (41-42) in MLB action on Monday, June 30, 2025.

The game is scheduled for 9:40 p.m. EDT at Phoenix.

Game Details

San Francisco Giants (45-39, third in the NL West) at Arizona Diamondbacks (41-42, fourth in the NL West)

Date: June 30, 2025

Time: 9:40 p.m. EDT

Location: Phoenix

Pitching Probables

Giants: Logan Webb (7-5, 2.52 ERA, 1.14 WHIP, 120 strikeouts)

Diamondbacks: Ryne Nelson (4-2, 3.71 ERA, 1.05 WHIP, 52 strikeouts)

Betting Odds

Giants -156, Diamondbacks +130

Over/Under: 8 runs

Game Preview

The Arizona Diamondbacks look to break a four-game losing streak as they host the San Francisco Giants.

Arizona enters the game with a 41-42 overall record, including a 20-21 mark at home. Diamondbacks hitters have shown power, posting a collective .447 slugging percentage, which ranks second in the National League.

San Francisco holds a 45-39 overall record and a 20-22 record in road contests. The Giants have been particularly effective when hitting for power, holding a 16-3 record in games where they launch at least two home runs.

This contest marks the fourth meeting between these two teams this season.

Top Performers

For the Diamondbacks, Josh Naylor leads the team with a .304 batting average. He has contributed 18 doubles, a triple, 10 home runs, 26 walks, and 53 RBI. Ketel Marte has been hot over the last 10 games, batting 17 for 42 with five home runs and 14 RBI.

Rafael Devers has been a key offensive force for the Giants, tallying 20 doubles, 17 home runs, and 63 RBI. Casey Schmitt has also performed well recently, going 12 for 33 with a double, two home runs, and five RBI in his last 10 games.

Last 10 Games

Diamondbacks: In their last 10 games, Arizona is 5-5, with a .274 batting average and a 4.55 ERA. They have outscored opponents by 15 runs in this span.

Giants: San Francisco has a 4-6 record over their last 10 contests. They have a .211 batting average and a 4.25 ERA, being outscored by opponents by 10 runs.

Injuries

Diamondbacks: Ildemaro Vargas (foot), Corbin Carroll (hand), Christian Montes De Oca (elbow), Gabriel Moreno (hand), Justin Martinez (elbow), Cristian Mena (shoulder), Kendall Graveman (hip), Corbin Burnes (elbow), A.J. Puk (elbow), Jordan Montgomery (elbow), Blake Walston (elbow) are all on the injured list.

Giants: Casey Schmitt is day-to-day with a wrist issue. Jerar Encarnacion (oblique), Matt Chapman (hand), and Tom Murphy (back) are also on the injured list.

In summary

The San Francisco Giants visit the Arizona Diamondbacks on June 30, 2025, in Phoenix. Logan Webb is projected to pitch for the Giants against Ryne Nelson for the Diamondbacks. San Francisco holds a 45-39 record, while Arizona is 41-42 and on a four-game losing streak entering the contest. Top players for the teams include Josh Naylor and Ketel Marte for Arizona, and Rafael Devers and Casey Schmitt for San Francisco. Both the Giants and Diamondbacks have multiple players currently dealing with injuries.

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