Lewiston is a city of approximately 1,200 people in California, United States. Located in the Pacific Time Zone at 40.7°N latitude.
In 2025, Lewiston recorded an average annual temperature of 59°F — about 1.5°F below the 30-year normal of 60°F. The hottest day reached 108°F in July; the coldest was 19°F in February. Total precipitation was 41 inches (drier than usual). The wettest month was December.
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