Chicago Cubs vs. San Francisco Giants Forecast, 6/13/2026 MLB Predictions, Top Picks & Betting Odds

Home » Chicago Cubs vs. San Francisco Giants Forecast, 6/13/2026 MLB Predictions, Top Picks & Betting Odds

  • Matchup: Chicago Cubs vs San Francisco Giants
  • Date: Saturday, June 13, 2026
  • Venue: Oracle Park, San Francisco, CA
  • Broadcast: NBC Bay Area
  • Betting Odds: Cubs -132, Giants +110

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On Saturday, Oracle Park will host a thrilling matchup as the San Francisco Giants (28-41) take on the Chicago Cubs (34-34). The betting odds indicate the Cubs favored at -132 while the Giants come in at +110. The over/under is set at 8.5. Pitching for the Cubs is Javier Assad, while the Giants will counter with Trevor McDonald.

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The Cubs have hit 99 doubles and launched 76 home runs collectively this season. With a slugging percentage of .388, they’ve been struck out 567 times while drawing 294 walks. The Chicago Cubs are averaging 4.5 runs per game, ranking 11th in the league. They have 284 RBIs and a total of 549 hits, maintaining a batting average of .238. Their on-base percentage stands at .332 with 308 total runs scored.

The Cubs hold a team ERA of 4.33, placing them 20th in the league, with their pitchers striking out 542 batters. So far, Cubs pitchers have allowed 99 home runs and given up a total of 310 runs (ranked 18th in MLB). They have issued 206 walks, resulting in a team FIP of 4.58. Chicago has permitted 547 hits this season (8.2 per nine innings) alongside 290 earned runs, achieving a strikeout-to-walk ratio of 2.63 and establishing a cumulative WHIP of 1.25.

Throughout the season, the Cubs have utilized 212 relief pitchers, who have inherited 86 base runners, with 30.2% scoring. The bullpen has garnered 18 holds (30th in MLB). Cubs relievers have come in 63 times with runners on base and faced high-leverage situations 64 times. They have secured 10 saves but failed on 9 out of 19 save opportunities, giving them a save percentage of 52.6% over 40 save situations.

The Chicago Cubs have recorded 1,810 putouts, 634 assists, and 28 errors this season, boasting a fielding percentage of .989—4th in the league—and turning 47 double plays. They’ve converted 71.9% of balls hit into play into outs across 5,430 innings, placing them 3rd in MLB.

Pitcher Javier Assad has logged 363 innings with 290 strikeouts during his MLB career. He has a career ERA of 3.54 (143 earned runs) with a WHIP of 1.308. Allowing 331 hits (8.2 hits per 9 innings) and issuing 144 walks, Assad has a career record of 21-13 and a FIP of 3.49, facing 1,535 batters in the majors.

The Giants hold a slugging percentage of .419 and are averaging 4.19 runs per game, ranking 21st in the league. They’ve recorded 139 doubles, earned 159 walks, and scored 289 runs. San Francisco has hit 71 home runs and accumulated 281 RBIs. They have been struck out 543 times (23rd in MLB) and notched 622 hits this season, with an on-base percentage of .309 and a batting average of .259.

The Giants’ pitching staff has a WHIP of 1.409 and a FIP of 4.30. They rank 25th in MLB for hits allowed, conceding 586 hits and a total of 340 runs (with a team ERA of 4.56). Their K/BB ratio is 8.00 (543 strikeouts to 274 walks), surrendering 71 home runs and averaging 5.01 runs allowed per nine innings (23rd in MLB).

San Francisco ranks 17th in the league for save percentage at 61.9%, having employed 225 relief pitchers this season. Their relievers have participated in 50 high-leverage situations and have pitched with runners on base 75 times. In total, they’ve faced 55 save situations, recording 34 holds and blowing 8 saves. The Giants’ bullpen has achieved 13 saves out of 21 save opportunities, with an inherited score percentage of 33.0% on 109 inherited runners.

Throughout 5,496 innings, the Giants boast a defensive efficiency of 68.7% (27th in MLB). Their fielding rate stands at .982 (28th in MLB), with 70 double plays, 46 errors, and 1,832 putouts recorded this year.

Pitcher Trevor McDonald has a 3-3 career record with a 3.32 ERA, permitting 7.4 hits per 9 innings. He has a K/BB ratio of 3.47 and has faced 235 hitters in his professional career, allowing 21 earned runs, maintaining a WHIP of 1.088, and sporting a FIP of 3.3. Over his career, he has given up 47 hits while striking out 52 in 57 innings.

Who will secure victory in tonight’s MLB matchup against the spread or moneyline?

Prediction: Bet on San Francisco (+110)

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Pick: San Francisco Giants (+110)
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