Climate in Northwest Vietnam
Average daytime and nighttime temperatures
All climate diagrams on this page come from the collected data of the official weather station in Northwest Vietnam in a height of 676m above sea level. All data correspond to the average monthly values of the last 20 years.
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Northwest Vietnam is one of the coldest regions in Vietnam with an average daily high temperature of only 28 degrees. For several months of the year, it is warm to hot at temperatures continuously above 25 degrees, sometimes up to 32 degrees.
› Overview: Climate in Vietnam
› Daylengths and sun positions in Vietnam
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› Daylengths and sun positions in Vietnam
› Compare climate with other regions or countries
Sunshine hours per day
The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 8 hours per day, May is the sunniest month in the region of Northwest Vietnam. In January, the sun shines the least.
Rain days per month
A rain day is a day on which at least 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 18 rain days, August offers the most rain days, while February has the fewest.
Precipitation amount in mm/day
The amount of precipitation is measured in millimeters per square meter. Thus, at two mm/day, two liters of water fall on one square meter within 24 hours. With only 0.8 mm, the least amount of rain falls in December. August, on the other hand, has the most rain.
Climate charts for other regions in Vietnam

Most important cities in the region »Northwest Vietnam«
Alone 2 cities with over 100,000 inhabitants are located here. The region has a west-east extension of about 240 km and over 190 km from north to south.It consists of the five provinces H, L, Son La, Tinh Dien Bien and Y.
City | Population | Geo position | |
---|---|---|---|
Sa Pá | 138,622 | 22° 20' 25"N | 103° 50' 39"E |
Thanh Pho Hoa Binh | 105,260 | 20° 49' 2"N | 105° 20' 15"E |
Yên Bái | 96,540 | 21° 43' 22"N | 104° 54' 41"E |
Dien Bien Phu | 40,282 | 21° 23' 10"N | 103° 1' 23"E |
Lào Cai | 36,502 | 22° 29' 8"N | 103° 58' 14"E |
Son La | 19,054 | 21° 19' 32"N | 103° 55' 8"E |
Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants: geonames.org, United Nations Statistics Division and own research.