Pack or skip
Packable down jacket for Santo Domingo in September
Verdict
Skip it
Lows around 75°F — you'll never reach for it.
Why
Santo Domingo in September averages highs of 88°F, lows of 75°F, 16 rainy days.
That climate means a packable down jacket isn't pulling its weight. Lows around 75°F — you'll never reach for it.