Pack or skip
Umbrella for Philadelphia in December
Verdict
Pack it
Around 10 rainy days across the month — an umbrella earns its space.
Why
Philadelphia in December averages highs of 45°F, lows of 29°F, 10 rainy days.
That climate means an umbrella earns its space in the bag. Around 10 rainy days across the month — an umbrella earns its space.