Pack or skip
Sunglasses for Osaka in May
Verdict
Pack it
Highs around 74°F — plenty of daylight glare.
Why
Osaka in May averages highs of 74°F, lows of 59°F, 10 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 74°F — plenty of daylight glare.