thumb|The U.S. Capitol during the February 5–6, 2010 North American blizzard Washington's climate is humid subtropical (Köppen: Cfa), or oceanic (Trewartha: Do bordering Cf downtown). Winters are cool to cold with some snow of varying intensity, while summers are hot and humid. The district is in plant hardiness zone 8a near downtown, and zone 7b elsewhere in the city.
thumb|the us capitol during the february 5–6 2010 north american blizzard washington's climate is humid subtropical (köppen cfa) or oceanic (trewartha do bordering cf downtown) winters are cool to cold with some snow of varying intensity while summers are hot and humid the district is in plant hardiness zone 8a near downtown and zone 7b elsewhere in the city