The climate in Potomac, Maryland is characterized by hot, humid summers and cold winters. Summers are typically hot and muggy, with temperatures often reaching the 90s Fahrenheit (30s Celsius). Winters are cold, with temperatures dropping below freezing and occasional snowfall. The area experiences moderate rainfall throughout the year, with the wettest months typically being May through September.
Potomac has a humid subtropical climate, characterized by hot and humid summers and mild to cool winters. The average temperature in summer ranges from the mid-70s to mid-80s Fahrenheit (mid-20s to low-30s Celsius), while winter temperatures average in the 30s and 40s Fahrenheit (around 0 to 5 degrees Celsius). Precipitation is fairly evenly distributed throughout the year, with slightly higher amounts during the summer months. Snowfall is moderate, with an average of 15-20 inches (38-51 cm) per year.