
当前时间 Washington, D.C., United States
与原子钟同步的精确时间(IANA + NTP)
国家
区号: +1
城市详情
Washington, D.C.
纬度: 38.9072° N
经度: 77.0369° W
人口: 705,000
时区
America/New_York
EDT
公共假日
Memorial Day
May 2512天后Juneteenth National Independence Day
Jun 1937天后Independence Day
Jul 351天后
时差
营业时间
日光周期
Data via sunrisesunset.io
概览
华盛顿特区是美国联邦首都,大都市区人口约640万。白宫、国会和最高法院均坐落于此,是美国政治权力的中心。国家广场汇聚了世界上访客最多的博物馆和纪念碑,其中大多数免费参观。
行政区划
District of Columbia (federal district — not part of any state)
US-DC
当地货币
$
技术标识
- 网络域名.us
- ISO代码US-DC
安全标识档案
文化与日常生活
📜 历史与起源
1790年由国会在弗吉尼亚州和马里兰州之间的波托马克河畔设立为永久联邦区。华盛顿总统选定地址,皮埃尔·夏尔·朗方和本杰明·班纳克设计了放射状城市规划。国会大厦和白宫于1793年开始建造。1814年被英军焚毁。
🗣️ 语言
👥 人口构成
✨ 休闲亮点
- /史密森尼博物馆群(免费):航空航天、自然历史、美国历史博物馆
- /国家广场与林肯、越战、二战纪念碑
- /国会山与国会大厦(免费导览)
- /乔治城与亚历山大老城
- /国家美术馆
🎒 游客提示
地铁整洁准时,覆盖各主要景点,建议购买SmarTrip卡。史密森尼学会旗下全部19座博物馆均免费开放。参观白宫需提前数月通过国会议员预订。国家广场范围很大,务必穿舒适的鞋。夏季炎热潮湿,春季最宜游览(樱花节期间尤为美丽)。
地理与气候
土地与地形
地表面积及自然特征
位于大西洋沿岸平原,波托马克河与阿纳科斯蒂亚河交汇处,平均海拔约20米。地势相对平坦,略有丘陵起伏。波托马克河构成与弗吉尼亚州的南/西边界。历史上的沼泽湿地大部分已被排干并发展为城市用地。
气候统计
湿润亚热带气候(柯本Cfa)
夏季平均
27°C
冬季平均
3°C
年均降雨量
1022 mm
最佳月份(阳光)
交通与连通性
✈️ 附近机场IATA / 距离
🚄 铁路连接城市 / 距离
周边城市
与Washington, D.C.的时差比较
Washington, D.C.时间常见问题
What timezone is Washington, D.C. in?↓
Washington, D.C. is in the America/New_York time zone (America/New_York), currently UTCEDT.
Does United States observe daylight saving time?↓
No. United States does not observe daylight saving time. Washington, D.C. stays on EST/EDT (UTCEDT) year-round, so the clocks never change.
What is EST/EDT?↓
EST/EDT stands for America/New_York. It is UTCEDT and is the standard time used in United States.
What is the time difference between Washington, D.C. and New York?↓
Washington, D.C. is 5 hours ahead of New York (EST). When New York switches to EDT in summer, the difference decreases by 1 hour.
How accurate is the time shown for Washington, D.C.?↓
The time displayed for Washington, D.C. is synced with atomic clock sources via NTP (Network Time Protocol) and uses IANA timezone data to ensure accuracy to the second. It automatically reflects any daylight saving time changes.
What does UTCEDT mean for Washington, D.C.?↓
UTCEDT means Washington, D.C. is aligned with Coordinated Universal Time (UTC), the global standard for timekeeping.
What are the business hours in Washington, D.C.?↓
Standard business hours in Washington, D.C. are typically Monday to Friday, 9:00 AM to 6:00 PM EST/EDT (UTCEDT). Many businesses also operate Saturday mornings. Public holidays follow the United States national calendar.
Is there much time difference between Washington, D.C. and London?↓
Washington, D.C. is within a few hours of London, so scheduling calls is usually straightforward. Always confirm the current local time in both cities, especially around daylight saving time changes.