Ongoing tensions with Pakistan make areas such as Kashmir off-limits for tourists due to violence and the increasing incidence of kidnapping. Make sure you are fully informed before you travel. The subcontinent is so large that the climate is greatly varied. In early June the monsoons start in the south and sweep northwards by July. Health Depending on length of stay and itinerary, immunisation against hepatitis A and B, Japanese encephalitis, rabies and typhoid may be necessary.
Tuberculosis is still present in India.
Also, care should be taken when eating as few western travellers escape without a bout of diarrhoea. Sunscreen and a hat should be worn in hot weather. Each region has its specialities, but the basic division is between north and south Indian cuisines. In the south food tends to focus on spicy vegetarian and fish dishes, usually served with rice. Restaurants always advertise whether they are 'veg' or 'non-veg'.