| Climate Summary (made with AI, use with caution)
 | | Arlington, MD Climate Summary     •   Climate Type  Humid subtropical climate (Köppen Cfa)     •   Average Annual Temperature  56.6°F (13.7°C)     •   Average Annual High Temperature  67.4°F (19.7°C)     •   Average Annual Low Temperature  45.8°F (7.7°C)     •   Average Annual Precipitation  41.6 inches (1057 mm)     •   Average Annual Snowfall  19.6 inches (50 cm)     •   Average Number of Sunny Days  210     •   Average Number of Rainy Days  110     •   Average Number of Snowy Days  10 Climate Description Arlington, MD has a humid subtropical climate, with hot, humid summers and mild winters. The average annual temperature is 56.6°F (13.7°C), with average high temperatures in the upper 60s to low 70s Fahrenheit (20-22°C) in the summer and average low temperatures in the mid 30s to low 40s Fahrenheit (1-6°C) in the winter. Precipitation is fairly evenly distributed throughout the year, with an average of 41.6 inches (1057 mm) of rain and 19.6 inches (50 cm) of snow per year. Arlington experiences an average of 210 sunny days and 110 rainy days per year. Summer Summers in Arlington are hot and humid, with average high temperatures in the upper 80s to low 90s Fahrenheit (31-33°C) and average low temperatures in the mid 60s to low 70s Fahrenheit (19-22°C). The hottest month is July, with an average high temperature of 90.2°F (32.3°C) and an average low temperature of 72.2°F (22.3°C). Heat waves are common during the summer months, with temperatures sometimes reaching into the triple digits Fahrenheit (over 38°C). Winter Winters in Arlington are mild, with average high temperatures in the mid 40s to low 50s Fahrenheit (7-11°C) and average low temperatures in the mid 20s to low 30s Fahrenheit (-3 to 0°C). The coldest month is January, with an average high temperature of 43.9°F (6.6°C) and an average low temperature of 28.3°F (-2.1°C). Snowfall is relatively light in Arlington, with an average of 19.6 inches (50 cm) per year. Snowstorms are infrequent, but they can occur during the winter months. Spring and Fall Spring and fall are transitional seasons in Arlington, with mild temperatures and variable precipitation. Spring temperatures typically range from the mid 40s to low 60s Fahrenheit (7-17°C), while fall temperatures typically range from the mid 50s to low 70s Fahrenheit (13-22°C). Precipitation is fairly common during both seasons, with an average of 3-4 inches (76-102 mm) of rain per month. Climate Change The climate of Arlington, MD is changing due to human-caused climate change. Average temperatures have been rising in recent decades, and this trend is expected to continue in the future. Precipitation patterns are also changing, with more intense storms and more frequent droughts. These changes are having a negative impact on the environment and human health in Arlington. | 
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 | Facts & Historical Information (made with AI, use with caution)
 Tourist Attractions| | Natural History     •   Arlington is home to the largest urban forest in the US, with over 10 million trees.     •   The Potomac River forms the county's eastern border and supports a diverse ecosystem, including bald eagles, ospreys, and herons.     •   The Arlington Forest is a 200-acre nature preserve that protects a mature oak-hickory forest and provides habitat for numerous wildlife species. Science     •   The National Science Foundation's headquarters is located in Arlington.     •   The National Institute of Standards and Technology (NIST) has a major campus in the county, conducting research in physics, chemistry, and engineering.     •   The Arlington Public Schools system is renowned for its STEM education programs, boasting numerous award-winning science fairs and competitions. Personalities     •   Robert E. Lee, the Confederate general, lived in Arlington House, now a museum, from 1857 to 1861.     •   George Washington Parke Custis, Lee's father-in-law, was an inventor and naturalist who owned the land that became Arlington National Cemetery.     •   John Philip Sousa, the \ | 
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 Nearby Cities:| | 1. Arlington National Cemetery 2. The Pentagon 3. Air Force Memorial | 
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