The Dodgers have won five straight, all at home, and are 11-2 in June and 21-6 since May 17.
The Giants have lost 17 of their last 23 road games and are 3-6 on their 10-game trip to Washington, Miami and Los Angeles.
Wood (2-5) was coming off a three-start stretch when he gave up 13 earned runs in 12 innings, going two innings in one start and 4 2/3 in another.
Wood gave up three hits in the fifth, but the Giants' only run in the inning came on a sacrifice fly from Alen Hanson.