Library of Congress
Washington, D.C., United States

The Library of Congress serves as a national library, a United Nations Depository Library, and the parliamentary archives for the United States. It also functions as a legislative branch agency.
Planning a visit
The weather in Washington, D.C. varies throughout the year. July is the warmest month with daily highs of about 31 °C, while January is the coldest with highs of about 6 °C. Rainfall is highest in May, with about 107 mm of rain.
Visitors can reach the site via Ronald Reagan Washington National Airport, which is 5 km away. The library is located 3 km from the capital, Washington, D.C. Nearby sights include the United States Capitol, which is 0.4 km away, the National Air and Space Museum, the National Gallery of Art, the National Mall, and the Washington Monument. The Library of Congress is the 48th most looked-up sight in the United States on English Wikipedia.
Weather by month
The warmest month is July, with an average high of 31 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 6 | 8 | 13 | 19 | 24 | 29 | 31 | 30 | 26 | 20 | 14 | 8 |
| Average low, °C | -2 | -1 | 3 | 8 | 13 | 19 | 21 | 21 | 17 | 11 | 5 | 0 |
| Rainfall, mm | 72 | 68 | 85 | 87 | 107 | 100 | 104 | 89 | 86 | 88 | 70 | 80 |
| Rainy days | 8 | 10 | 9 | 10 | 13 | 13 | 16 | 15 | 10 | 6 | 7 | 9 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.