At the height of 1,600m above sea level, the average temperature of the area is 15-18oC. It is cool in summer and cold in winter.
Visitor to Sa Pa in summer can feel the climate of four seasons in one day. In the morning and afternoon, it is cool like the weather of spring and autumn. At noon, it is as sunny and cloudless as the weather of summer. And it is cold in the evening. With no advance warning of a thunderstorm short and heavy rains may come at noon on any summer day. Subsequently, a rainbow appears, transforming Sa Pa into a magic land, which for years has been a constant source of poetic inspiration, lights up the whole region.
The best time to witness the scenic beauty of Sa Pa is in April and May. Before that period, the weather might be cold and foggy; after that period is the rainy season. In April and May, Sa Pa is blooming with flowers and green pastures. The clouds that settle in the valley in early morning quickly disappear into thin air.
Sa Pa has many natural sites such as Ham Rong Mountain, Silver Waterfall, Rattan Bridge, Bamboo Forest and Ta Phin Cave. Sa Pa is also the starting point for many climbers and scientists who want to reach the top of Fansipan Mountain, the highest mountain in Vietnam at 3,143m. Hoang Lien Mountain Range is also called the Alps of the North Sea area since Fansipan Mountain is not only the highest peak in Vietnam, but also in the Indochina Peninsula. The pyramid-shaped mountain is covered with clouds all year round and temperatures often drop below zero, especially at high elevations.
The first thing you notice when approaching the resort town are some detached wooden mansions and villas perched on a hill top or hillside, behind thick pine forests and almost invisible on this foggy morning. Old and new villas with red roofs now appear and now disappear in the green rows of pomu trees, bringing the town the beauty of European towns.
Fresh and cool air in Sa Pa is an idea climate condition for growing temperate vegetables such as cabbage, chayote, precious medicinal herbs, and fruit trees such as plum, pear...
Sa Pa is home to various families of flowers of captivating colours, which can be found nowhere else in the country. When Tet, the Lunar New Year Festival, comes, the whole township of Sa Pa is filled with the pink colour of peach blossom brought from the vast forests of peach just outside the town. Sa Pa is regarded as the kingdom of orchids. Here, orchid lovers are even amazed by the choice, when trekking in the forest filled with several hundred kinds of orchids of brilliant colours and fantastic shapes, such as Orchid Princess, Orchid of My Fair Lady's Shoe. Some orchids are named after lovely singing birds such as the canary, salangane's nest, and more.
Sa Pa is most beautiful in spring. Apricot, plum and cherry flowers are splendidly beautiful. Markets are crowded and merry, and are especially attractive to visitors. Minority groups come here to exchange and trade goods and products. Market sessions are also a chance for locals to promenade and young men and women in colorful costumes to meet, date or seek sweethearts.
Visitors to Sa Pa will have opportunities to discover the unique customs of the local residents.