Pack or skip
Sun hat for Busan in March
Verdict
Skip it
Highs around 54°F — too cool for prolonged sun exposure.
Why
Busan in March averages highs of 54°F, lows of 40°F, 7 rainy days.
That climate means a sun hat isn't pulling its weight. Highs around 54°F — too cool for prolonged sun exposure.