When planning a visit to Yen Bai in Vietnam, it helps to know that temperatures typically range from 20°C (68°F) in January up to 34°C (93°F) during the peak of June. Our detailed climate overview is based on data from Yên Bài, the region's most well-known city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
In Yen Bai, during the months of January, February, March, November and December you can expect comfortable weather, with average temperatures ranging from 21°C (70°F) to 27°C (81°F).
June, July and August are generally the hottest months of the year.
When it comes to rainfall, Yen Bai sees significant variations throughout the year. August tends to be the wettest, receiving 340 mm (13 in) of rain, while December is much drier with just 38 mm (1.5 in). Travelers should note that the rainy season falls during May, June, July, August and September, bringing substantial precipitation ranging from 239 mm (9.4 in) to 340 mm (13 in) monthly.
July is the sunniest period, with ideal conditions for exploring the region and all it has to offer.
