Washington
Washington has no skyscrapers — the federal 130-foot cap means shade comes from blocks of mid-rise mass, not towers, and from one of the densest street-tree canopies in any American city. Our routing reads the building geometry block by block; the trees are a bonus we don’t yet model.
Stay Cool routes around shade in Washington, DC. The app picks the cooler side of every street using real building heights and live sun position — peak summer UV here is 9, average July high is 89°F, and tree canopy covers 37% of the city. Below: the most reliably-shaded walking routes we've found, plus deeper neighborhood field notes when available.
Highlights · 3
- 01National Mall, Monument to Lincoln
An unshaded mile of lawn at solar noon — we route the tree-lined gravel paths on the north flank instead.
Shade41%Walk22 minBest at10 am - 02Georgetown, M Street to the Waterfront
Federal-row brick on the south side throws a clean shadow across M through 2 PM. Wisconsin does the descent.
Shade76%Walk8 minBest at1:30 pm - 03Capitol Hill to Eastern Market
A row-house grid where mid-rise mass and old willow oaks do the cover — our shade math is conservative here.
Shade68%Walk14 minBest at2 pm