Pack or skip
Sunglasses for Mexico City in September
Verdict
Pack it
Highs around 73°F — plenty of daylight glare.
Why
Mexico City in September averages highs of 73°F, lows of 52°F, 15 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 73°F — plenty of daylight glare.