Washington D.C. has a humid subtropical climate .The average temperature is 57.5 °F. Average High is 66 °F. Average Low is 49 °F. The average amount of precipitation is 39.1 inches(993.1millimeters). The Highest recorded temperature was 106 °F on July 20, 1930 and August 6, 1918. The Lowest recorded temperature was -15 °F on February 11, 1899.

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