Hottest and Coldest Temperatures Ever in Washington DC on May 24

On May 24th in Washington D.C., the weather has fluctuated over the years. In 1964, the highest temperature ever recorded reached 91.9°F, while the coldest temperature for this date was recorded in 1963, at 43.0°F. On average, the temperature settles at 68.30°F, with a usual high of 72.96°F and a low of 63.64°F. In the midst of these weather variations, it is fascinating to note that in 1963, during the same time period, the United States Postal Service introduced the ZIP code system, revolutionizing mail delivery and making it more efficient for the public.