Home » Lassen Volcanic » Weather

This page contains affiliate links. Purchases made through them may earn us a small fee.

Weather in Lassen Volcanic

Lassen Volcanic National Park’s weather defines the park. Huge amounts of snow fall each winter, starting in October, and not melting in many places until July, if at all. However, temperatures, even in winter, are usually relatively mild. Summers are warm and dry with cool nights. The statistics below are taken from the town of Chester, south and east of the park. Chester is a bit warmer than the average location in the park.

Averages and Records at Lassen Volcanic

MonthAvg HighAvg LowRecord HighRecord LowAvg Precip
January422264-68.97
February432367-78.91
March472573-28.14
April53287954.35
May623386163.23
June713994251.37
July804299270.14
August8041100280.23
September7337100191.17
October623188153.70
November47267737.04
December422265-910.64

All temperatures are reported in Fahrenheit. All precipitation is reported in inches.

National Parked is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.

This page was last updated on