According to the
United States Census Bureau, the CDP has a total area of , all land. The region comprising Markleeville is Alpine in appearance, with lush grassy valley areas. There is a hot spring, and a state park with a campground. Excellent hiking trails abound.
Climate According to the
Köppen Climate Classification system, Markleeville has a
warm-summer Mediterranean climate, abbreviated
Csb on climate maps, though it approaches a
Humid continental climate (
Dsb). Markleeville has warm to hot summers with only occasional rainfall, mostly from afternoon and evening thunderstorms; nights are usually well below . Winters are somewhat cold and often snowy. The average January temperatures are a maximum of and a minimum of . The average July temperatures are a maximum of and a minimum of . There are an average of 15.7 afternoons with highs of or higher and an average of 221.7 mornings with lows of or lower, including 5.4 mornings falling to or below , and 8.1 afternoons that do not top freezing. The record high temperature was on July 11, 1931. The record low temperature was on December 22, 1990. Average annual precipitation is . There are an average of 59 days with measurable precipitation. The wettest calendar year was 1996 with and the driest year was 1917 with . The most precipitation in one month occurred in January 1914 with . The most precipitation in 24 hours was on December 3, 1950. Average annual snowfall is , and snow depths of over were recorded during the very cold months of January 1916 and February 1922 – the average depth of snow on the ground in January being . The snowiest year was 1916 with , including in January 1916. ==Demographics==