You should come prepared for changes in the weather: very cold winters, hot summers, and pleasant days in between. Winter temperatures can easily drop to 10°F (-12°C). Summers in Philadelphia can be very humid, with temperatures reaching 100°F (37°C) or higher.

*Winter clothing: If you do not have warm winter clothing, including a heavy coat and boots, you may need to spend between $300-$500 for such items in the US.