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Washington DC  
City Statistics

  Washington DC, City Statistics

Location: District of Columbia, midway along the Atlantic seaboard, 145km (90 miles) from the Atlantic Ocean, USA.
Country dialling code: 1.
Population: 572,000 (city); 42 million (metropolitan area, which includes DC plus five Maryland counties and five Virginia counties).
Ethnic mix: Majority white and African American, with minorities predominantly Hispanic and Asian.
Religion: Majority Christian plus Jewish, Muslim, Buddhist and Hindu communities.
Time zone: GMT ‐ 5 (Eastern Standard Time); GMT ‐ 4 from first Sunday in April to Saturday before second Sunday in October.
Electricity: 110/120 volts AC, 60Hz; American‐style flat two‐pin plugs are standard.
Average January temp: 2°C (37°F).
Average July temp: 25°C (78°F).
Annual rainfall: 884mm (34.8 inches).