Sơn La province is one of several regions in Vietnam, with temperatures that range from 22°C (72°F) in January to 31°C (88°F) during the peak of May. We've based our full climate overview on data from Sơn La, the region's most prominent city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
Sơn La province offers pleasant conditions in January, February, November and December, with temperatures typically ranging from 22°C (72°F) to 26°C (79°F).
The peak of the heat usually falls in May, June and July.
Precipitation in Sơn La province varies considerably throughout the year. The wettest conditions occur in July with 348 mm (14 in) of rain, while February stays relatively dry with 29 mm (1.1 in). The region experiences its rainy season during June, July and August, when monthly rainfall can range from 274 mm (11 in) to 348 mm (14 in).
For those seeking sunshine, May usually has the brightest skies, making it an excellent time for exploring the region.
