Guerneville, in California, United States, is home to roughly 4,500 people in the Pacific Time Zone at 38.5°N latitude.
Guerneville has a temperate oceanic climate. Average annual temperature is 58°F, with January lows around 37°F and July highs near 83°F. The city averages 34 inches of precipitation per year. The wettest month is typically December; the driest is July.
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