sentences:  About 26.9% of families and 32.4% of the population were below the poverty line, including 43.2% of those under age 18 and 31.5% of those age 65 or over.The climate in this area is characterized by hot, humid summers and generally mild to cool winters.According to the Köppen Climate Classification system, McNeil has a humid subtropical climate, abbreviated "Cfa" on climate maps.