Pack or skip
Sun hat for Juneau in September
Verdict
Skip it
Highs around 58°F — too cool for prolonged sun exposure.
Why
Juneau in September averages highs of 58°F, lows of 46°F, 20 rainy days.
That climate means a sun hat isn't pulling its weight. Highs around 58°F — too cool for prolonged sun exposure.