Big Arm is located in Lake County, Montana. There are roughly 384 residents, living in 159 households. The average temperature for Big Arm this time of the year is low of 21F and high of 33F. On average, Big Arm gets about 1.01 inches of precipitation in December. Most residents are home owners (81%), have a post secondary degree (52%) and are married, no kids (37%).
Data provided by Home Junction