Will I be cold?
Will I be cold in Osaka in May?
Verdict
No — No, comfortable.
Lows stay near 59°F — you won't be reaching for the puffer.
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.
You can pack for the daytime temps and not worry about the evening dip.
Nearby months
Packing pointers
Best shoes
Boots & insulated picks for Osaka in May →