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What to pack for United States in September
Typical September, built from ten years of weather
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Typical for your dates
Highs 77°F, lows 61°F, rain 10 of 30 days
humidwindywarm
Sunset lands around 7:00pm. Wind averages 11 mph. No border paperwork on this one.
0 of 42 packed
Packing for
34 things on this list are on sale today
Essentials
10 items
UV index of 6.7 burns exposed skin in under 20 minutes.
Glare off water and pavement peaks at midday with 12.5 hours of sun.
Ten rain days create standing water where insects breed.
Check ankles and, if there's a dog, paws and ears every night.
Urban hiking near parks means blisters, scrapes, and minor sprains happen.
Daylight runs 12.5 hours but you'll be out longer than that.
National parks are nearby and overhead bins fit 35 to 45 liters.
Day trips from the city into parks need a separate smaller pack.
Fits the overhead on every airline that matters. Skip the checked-bag line entirely.
For the passport, the chargers, and the one dry pair of socks.
Before you go
2 to sort
Recommended
9 items
Humidity at 74 percent and highs of 77°F make skin sweat through regular cotton.
Coastal location and 77°F highs mean swimming happens most days.
Treat the clothes once and it lasts weeks.
One brick charges the laptop, phone, and camera.
Urban crowds and airport terminals make bags easy to misplace.
Packing cubes compress damp clothes from humidity and rain days.
Ten rain days means phones get splashed more than once.
Humidity and sweat mean clothes need washing every three days.
Nice to have
7 items you could skip
Temperatures between 16 and 77°F call for layers that shed fast.
Lips crack in wind and sun before the rest of your face feels it.
Tap water is safe but shared surfaces in cities carry germs.
Mosquitoes and sun-exposed skin need relief that doesn't worsen either.
One outlet per room means charging happens in shifts without extras.
Domestic flights require TSA locks on checked luggage.
Guesthouses have one bathroom sink, so a hanging bag keeps items dry.
Basics
16 things you probably own already