Ha Giang

Normally It has two seasons, dry and monsoon, depended on the altitude of the region. For example, In Cao Bo district, dry season lasts from mid-September until the end of May, and the balance period of the year is the rainy season. However, in Du Gia district the wet season sets in one month earlier.

The average annual temperature in the provincial capital of Ha Giang is 22.7°C (73°F); the monthly averages range from a low of 15.48°C (59.86°F) in January to a high of 27.88 °C (82.18°F) in July.

The best time to come to Ha Giang is in November when the rice is in the harvest, flower blooms in the field and the rainy season is over, and it is also a good time to take trekking tours.

Quan Ba Valley
Quản Bạ Valley, far 45 km from Ha Giang, is called the "Heaven's Gate". It is well known for its secret grottoes and caves, colorful orchids, plum and peach trees, persimmon orchards, medicinal plants and much more. Trekking through the valley is a nice idea which should not be forgotten.
 
Dong Van Highland
Dong Van, a market town which is far16 kilometers (9.9 mi) from Sa Phin and 3 kilometers (1.9 mi) from Chinese border is inhabited by Tay People and Hmong. The highland region is famous for fruits such as Hau plums, peaches and persimmons without seeds. It also has many medicinal plants (ginseng, cinnamon, and anise).
 
Meo Vac
Meo Vac is a mountain pass at about 1,500 meters (4,900 ft) elevation which forms the basin boundary of the Nho Que River on the border with China is restricted zone.

The market held at Khau Vai which is about 20 kilometers (12 mi) from Meo Vac, is where once a year on the 27th day of the third month of the Lunar calendar is known famously as the Khau Vai “Love Market.” The ethnic clans of White Hmong, Tay and Lolo congregate here, particularly the young people assemble here in search of life partners or to exchange partners.