Lake Arrowhead, in California, United States, is home to roughly 12,400 people in the Pacific Time Zone at 34.2°N latitude.
In 2025, Lake Arrowhead recorded an average annual temperature of 55°F. The hottest temperatures reached 91°F in August; the coolest were 23°F in March. Total precipitation for the year was 26 inches, with the wettest month being December. Snowfall for the year totaled approximately 7 inches.
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