Leite, who missed two games after twisting her ankle on May 12 against New York, returned to spark the offense.
According to statistics reported by Covers, Portland maintains a 108.9 offensive rating with Leite on the floor compared to 102.4 when she is unavailable.
"I want to keep relentlessly getting better every day," said Alex Sarama, Portland Fire coach.
Connecticut has struggled to find consistency under coach Rachid Meziane, who has continuously altered his lineup.
Aneesah Morrow recorded 11 points and 10 rebounds off the bench against Golden State, while the team trailed by as many as 34 points.
"I need more time to establish my starting five, and I need to see more from my players, to see who I can rely on more," said Rachid Meziane, Connecticut Sun coach.
The Sun will remain without veteran center Brittney Griner, who is sidelined for a fourth consecutive game due to a rib injury.
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Guard Leila Lacan is also listed as out due to non-injury related reasons.