In general, the climate in Tibet gets used to it. Summers
are cool, and winters are dangerously cold. Solar radiation is extreme in
Tibet. The ideal time for travel to Tibet is from April to October. From June
to September, usually rains in the afternoons in Lhasa and Shigatse areas. The
best time to visit Mount Everest in May and early October. The high tourism
season lasts from July 1 to October 15.