Hottest and Coldest Temperatures Ever in Washington DC on December 29

On December 29th, the weather in Washington D.C. reached a high of 75.0°F, making it the hottest temperature ever recorded on this date in 1984. Conversely, it was also the coldest temperature with a low of 18.0°F in 1977. The average temperature for this day is 39.06°F, with an average high of 45.71°F and an average low of 32.40°F. In an intriguing news item from the past, in 1977, the United States experienced a widespread blizzard known as the "Great Blizzard of 1977," which caused significant disruption and snowfall across multiple states, including Washington D.C.