Climate in Northwest China

Average daytime and nighttime temperatures

All climatic diagrams on this site result from the collected data from 28 measuring weather stations in Northwest China (Xīběi).
Weather stations at an altitude above 1810m have not been included.
All data correspond to the average monthly values of the last 20 years.

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Northwest China (Xīběi) is one of the coldest regions in China with an average daily high temperature of only 14 degrees centigrade. The climate is very changeable and offers varied seasons with deep winters and warm summers. It rarely gets really warm here. Due to the warmer temperatures the best time for traveling is from May to September. Winter athletes will find their favorite weather conditions from November to February.
Overview: Climate in China
Daylengths and sun positions in China
Compare climate with other regions or countries
Hours of sunshine per daySunshine hours per day in Northwest China
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 10 hours per day, June is the sunniest month in the region of Northwest China (Xīběi). In December the sun shines the shortest.
Rainy days per monthRainy days per month in Northwest China
A rainy day is a day on which at least an amount of 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 6 rainy days, July offers the most number of rainy days, and in January the least.
Precipitation in mm/dayPrecipitation in Northwest China
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 0.2 mm, the least rain falls in January. July, on the other hand, has the most rain.
Relative humidity in %Relative humidity in Northwest China
Warm air can absorb more moisture than cold air. The relative humidity indicates how much moisture of the physically possible is actually contained in the air. At high humidity, the person feels uncomfortable and perceives this as oppressive. In general, a relative humidity of 40-60% gives as pleasant. With only 46% humidity on average, it is quite dry in May. The highest value of 67% is experienced here in December.
Absolute humidity in g/m³Absolute humidity in Northwest China
In warm months, there is also a higher absolute humidity almost everywhere. At a temperature of 25°C, air can absorb up to 23 grams of water per cubic meter. At 20°C, it is only 17.3 grams. A relative humidity of 40% at 25°C thus corresponds to an absolute humidity of 9.2 grams of water. From a proportion of approx. 13.5 grams, humans perceive the air as muggy.
Map of Northwest China (Xīběi)

Most important cities in the region »Northwest China (Xīběi)«

Alone 18 major cities with over 500,000 inhabitants are located here. The region has a west-east extension of about 3170 km and over 1690 km from north to south.

It consists of the six provinces Gansu, Ningxia, Qinghai, Shaanxi, Shanxi and Xinjiang.

CityPopulationGeo position
Xi’an7,135,00034° 15' 30"N108° 55' 43"E
Lanzhou4,359,44636° 3' 25"N103° 50' 24"E
Taiyuan3,709,70037° 52' 10"N112° 33' 37"E
Ürümqi3,519,60043° 48' 3"N87° 36' 2"E
Datong1,259,70040° 5' 37"N113° 17' 29"E
Wuwei946,50637° 55' 36"N102° 37' 55"E
Xianyang945,42034° 20' 16"N108° 42' 9"E
Weinan888,86634° 30' 13"N109° 30' 32"E
Xining854,46636° 37' 32"N101° 45' 27"E
Ankang843,42632° 40' 48"N109° 1' 2"E
Yinchuan807,48738° 28' 5"N106° 16' 23"E
Linfen724,40336° 5' 20"N111° 31' 8"E
Yangquan655,31737° 51' 27"N113° 33' 48"E
Changzhi648,98135° 12' 32"N111° 44' 19"E
Yuncheng604,38135° 1' 23"N110° 59' 34"E
Shihezi590,11544° 18' 8"N86° 2' 13"E
Tianshui544,44134° 34' 46"N105° 44' 33"E
Hanzhong503,87133° 4' 22"N107° 1' 49"E
Xinzhou496,60838° 24' 33"N112° 43' 60"E
Zhangye486,68838° 56' 3"N100° 27' 6"E
Yuanping471,85338° 42' 55"N112° 45' 27"E
Baiyin460,98236° 32' 49"N104° 10' 13"E
Pingliang454,99635° 32' 21"N106° 41' 10"E
Hami388,71442° 50' 2"N93° 30' 22"E
Changji387,16944° 0' 28"N87° 18' 17"E
Hancheng387,04135° 27' 37"N110° 25' 45"E
Jiexiu372,99337° 1' 28"N111° 54' 45"E
Jiuquan346,25839° 44' 35"N98° 31' 2"E
Kashi340,64039° 28' 14"N75° 59' 22"E
Yingbazha340,02041° 11' 3"N80° 16' 45"E

Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants:, United Nations Statistics Division and own research.
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