Pack or skip
Packable down jacket for Osaka in July
Verdict
Skip it
Lows around 74°F — you'll never reach for it.
Why
Osaka in July averages highs of 87°F, lows of 74°F, 12 rainy days.
That climate means a packable down jacket isn't pulling its weight. Lows around 74°F — you'll never reach for it.