Pack or skip
Umbrella for Milwaukee in September
Verdict
Pack it
Around 9 rainy days across the month — an umbrella earns its space.
Why
Milwaukee in September averages highs of 72°F, lows of 54°F, 9 rainy days.
That climate means an umbrella earns its space in the bag. Around 9 rainy days across the month — an umbrella earns its space.