Pack or skip
Packable down jacket for Washington DC in August
Verdict
Skip it
Lows around 68°F — you'll never reach for it.
Why
Washington DC in August averages highs of 85°F, lows of 68°F, 6 rainy days.
That climate means a packable down jacket isn't pulling its weight. Lows around 68°F — you'll never reach for it.