Portola is a city of approximately 1,900 people in California, United States. Located in the Pacific Time Zone at 39.8°N latitude.
In 2025, Portola averaged an annual temperature of 50°F, with hottest temperatures reaching 98°F in August and lowest around 8°F in April. The city received approximately 41 inches of precipitation during the year.
View historical weather for Portola · More cities in California