Will I be hot?
Will I be hot in Osaka in May?
Verdict
Maybe — Warm at times.
Highs around 74°F — comfortable in shade, warm in direct sun.
Day vs. night
Day
74°F
Warm
Breathable fabrics; sunscreen matters more than a jacket.
Night
59°F
Comfortable
Comfortable outside without an extra layer.
Why
Osaka in May averages highs of 74°F, lows of 59°F, 10 rainy days.
Bring a light layer for the shade and a hat for the sun — the difference between them can feel like 15°F.
See a full outfit plan for warm afternoons →
Osaka in May outfit ideas from ForecastStyle.
Nearby months
Packing pointers
Best shoes
Breathable shoes & sandals for Osaka in May →