Pack or skip
Beanie for Anaheim in September
Verdict
Skip it
Lows near 66°F — no scenario where you'll want one.
Why
Anaheim in September averages highs of 85°F, lows of 66°F, 1 rainy days.
That climate means a beanie isn't pulling its weight. Lows near 66°F — no scenario where you'll want one.