Pack or skip
Umbrella for Jacksonville in September
Verdict
Pack it
Around 12 rainy days across the month — an umbrella earns its space.
Why
Jacksonville in September averages highs of 87°F, lows of 70°F, 12 rainy days.
That climate means an umbrella earns its space in the bag. Around 12 rainy days across the month — an umbrella earns its space.