French Polynesia is a French Overseas Territory. There is no British diplomatic representation. If you need urgent consular assistance you should contact the British Embassy in Paris.
There is a low threat from terrorism. See Terrorism
Crime levels are low.
Many hundreds of British tourists visit French Polynesia each year. Most visits are trouble-free.
Tropical storms can occur between the months of November and April. See Natural disasters
Take out comprehensive travel and medical insurance before you travel.