Durham County, North Carolina (NC) County population in 2014: 294,460 (94% urban, 6% rural); it was 223,314 in 2000. County owner-occupied with a mortgage or a loan houses and condos in 2010: 48,169. County owner-occupied free and clear houses and condos in 2010: 11,130. County owner-occupied houses and condos in 2000: 48,278.
Desert soil with little vegetation cover is submitted to large fluctuations in daily and annual temperatures. Thus, although the mean annual temperature does not indicate extreme temperatures, summer temperatures during daytime can become very high, while night temperatures can be very low.
See where deserts are found on this biomes map. Deserts have extreme temperatures. During the day the temperature may reach 50Â°C, when at night it may fall to below 0Â°C. Deserts have less than 250 mm of rainfall per year. The rain can be unreliable. Most deserts are found between 20Â° and 35Â° north and south of the equator.