
Climate
Basically, the Tibetan climate is not as harsh as many people imagine it to be. The best time of year to be in Tibet is from April to the beginning of November, after which temperatures start to plummet. The central Tibet, including Lhasa, Gyantse, Shigatse and Tsedang, generally has very mild weather from April to November, though July and August can be rainy - these two months usually see around half of Tibet's annual rainfall. October and November often bring some dazzling clear weather and daytime temperatures can be quite comfortable at Tibet's lower altitude.
Food
Foods in Tibet differ in pastoral areas and agricultural areas. The staple food include roasted highland barley flour, wheat flour, meat, or red food, and milk, or white food. The principle in summer is the white food, while that in winter is the red food. Local flavors in the pastoral areas are mutton sausage, and dried beef.
The flavor of the Tibetan food is fresh, light ,andtender. Salt, onion, and garlic are the main ingredients. There are many restaurants in Lhasa, Shigatse, and Zetang, All restaurants of various classes are decorated and furnished in the traditional Tibetan style. Diners can enjoy delicious Tibetan Tibetan dishes while admiring paintings and murals symbolizing happiness and good luck in the restaurants.High on the menu are such flavors as sausages, barley wine, butter oil tea, beef and mutton eaten with the hands, yak tongue, steamed buns, zanba made from highland barley, pastries, sweet tea, butter tea, dried beef, and xiapuqing, or minced mutton and beef.
Temperture and clothing
Tibet will have it's average temperature between 5-20 degree Celsius in the month of April through October. During trekking season, the night temperature in the mountain often falls below freezing. Therefore, you are required to have adequate warm clothes to save from extreme cold. Further, it will be better to dress in layers that can be easily put on & off as required. It is often advisable to carry raincoat because snow or rain can also occur sometimes.
Clothing and Accessories
Thermal underwear, woolen or silk long sleeve tops & bottoms
Woolen shirts, pullover, pants, socks, hat, gloves & scarves
Down jacket or wind breaker
Good walking boots or shoes
Sun hat, sun glass, suntan lotion, torch light, pen knife
Medicine for common colds, headache, diarrhea & diamox against altitude sickness
Aministrartive Division
The country is divided into twenty administrative units called dzongkhags. The larger dzongkhags are further divided into sub-district called dungkhag. A group of villages are grouped to form a constituency called gewog and administered by a gup, who is elected by the people.