Pack or skip
Beanie for Tulsa in September
Verdict
Skip it
Lows near 64°F — no scenario where you'll want one.
Why
Tulsa in September averages highs of 85°F, lows of 64°F, 8 rainy days.
That climate means a beanie isn't pulling its weight. Lows near 64°F — no scenario where you'll want one.