Pack or skip
Packable down jacket for Las Vegas in August
Verdict
Skip it
Lows around 79°F — you'll never reach for it.
Why
Las Vegas in August averages highs of 103°F, lows of 79°F, 3 rainy days.
That climate means a packable down jacket isn't pulling its weight. Lows around 79°F — you'll never reach for it.