You need to ensure that you have the correct clothing and equipment when you reach your chosen destination. As the saying goes, there is no such thing as bad weather, just bad clothing.
Specialist companies may also be able to supply suitable lightweight clothing to ensure that you don’t fall foul of the luggage allowance and excess baggage.
Gap Year Travel Gear
Not the company to use if you’re looking for specialist adventure equipment, but they do specialise in gear for backpackers and travellers. Their products are aimed at being cost effective, lightweight, compact and practical.
As well as stocking various outdoor clothing, this site also offers camping equipment and medical advice and information for travellers.
Another ‘one-stop-shop’. This website also offers travel tips and advice.