Pack or skip
Beanie for Cartagena in May
Verdict
Skip it
Lows near 78°F — no scenario where you'll want one.
Why
Cartagena in May averages highs of 90°F, lows of 78°F, 7 rainy days.
That climate means a beanie isn't pulling its weight. Lows near 78°F — no scenario where you'll want one.