With a population of around 8,200, Spring Valley Lake sits in California, United States. The city operates in the Pacific Time Zone.
In 2025, Spring Valley Lake recorded an average annual temperature of 65°F. The hottest temperatures reached 105°F in August; the coolest were 26°F in January. Total precipitation for the year was 11 inches, with the wettest month being December. Snowfall for the year totaled approximately 1 inches.
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