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 averaged an annual temperature of 55°F, with hottest temperatures reaching 91°F in August and lowest around 23°F in March. The city received approximately 26 inches of precipitation during the year.
View historical weather for Lake Arrowhead · More cities in California