In July, typical afternoon highs at MLK Jr. Memorial run around 89°F (hot). Mid-afternoon sun stands about 61° high, and the sun is up from 5:55 AM to 8:32 PM. Monument plazas are mostly open pavement, so natural shade is scarce and timing matters.
See live sun & real shadows here →| January | 36°F |
| February | 45°F |
| March | 61°F |
| April | 69°F |
| May | 73°F |
| June | 86°F |
| July | 89°F |
| August | 82°F |
| September | 79°F |
| October | 67°F |
| November | 57°F |
| December | 43°F |
Monument plazas are mostly open pavement, so natural shade is scarce and timing matters. See real building shadows over satellite imagery for any time of day: https://isthereshade.com/?anywhere&at=38.88611,-77.04417
Around 8:32 PM local time in mid-July (it shifts through the year). Sunrise is about 5:55 AM.
MLK Jr. Memorial · Washington, DC. Data: exact sun position; climate normals from historical weather; live forecast on the interactive view.
Standing on the Tidal Basin with the water on one side and the Stone of Hope rising in front of you, the Martin Luther King Jr. Memorial is one of the more open spots on the National Mall. The plaza is broad pavement, the sightlines are deliberately clear, and there is very little between you and a high summer sun. Washington's July afternoons reach about 89°F, and on a day like that the exposure is the thing to plan around.
The sun's geometry here is straightforward. At 3 PM in July it sits roughly 61 degrees above the horizon on a west-southwest bearing near 240, high and strong, so the granite plaza takes the full load of the afternoon. Morning is a different experience entirely: after the 5:55 AM sunrise the light comes low across the basin from the east, the air is cooler, and the memorial's own stone throws long shadows you can stand in.
The Tidal Basin's edge is famous for its cherry trees, and those rows of trees are the most reliable shade in the area, more so than anything at the memorial plaza itself, which is designed to be open. The walk that loops the basin ducks in and out of that tree cover, so you can string together shaded stretches between viewpoints rather than standing exposed the whole time. Plan to visit the Stone of Hope, then retreat to the tree line to cool off.
Because this is a walking circuit that often takes in the Jefferson and FDR memorials in the same trip, treat the whole basin as one long, mostly sunny loop. Carry water, wear a hat, and know that there are few places to buy a drink once you are out on the path. July and August are the peak of it; by September the afternoon high eases to 79 and the walk becomes far more forgiving, and spring cools it the same way before the June climb into the high 80s.
To see how the memorial and the surrounding trees cast shade across the basin at the hour you plan to arrive, the satellite shadow view shows it for your date. At the MLK Memorial the honest read is that the monument is open by design, so let the trees and the early hours do the work of keeping you cool.