Beijing China Climate and Weather

Beijing, China possesses a continental monsoon climate with four distinct seasons. The city experiences cold and dry winters, due to the Siberian air masses that move southward across the Mongolian Plateau. The summers are hot, owing to warm and humid monsoon winds from the southeast. Beijing can be uncomfortable during this season due to the high heat and humidity. Dust storms swirling out of the Gobi desert can affect Beijing during the spring. The monsoon winds bring Beijing most of its annual precipitation. January is the coldest month and July is the warmest. Winter usually begins towards the end of October. The summer months, June to August, are wet and hot with about 60% of annual precipitation received during these three months. In terms of temperature, lower chance of precipitation, lower humidity and longer daylight, May and September are the best times to visit Beijing, China. 

Data is in Fahrenheit, inches and mph (METRIC)

 Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec Annual
Average High 34 39 52 67 78 85 86 85 78 66 49 37 63
Average Low 17 22 33 47 57 66 72 69 59 47 32 22 45
Highest temp 54 64 82 90 99 104 104 107 92 84 75 66 107
Lowest temp 1 5 17 30 39 48 63 54 36 28 10 6 1

Average precipitation

 .15 .19 .31 .66 1.37 3.07 9.57 5.55 2.29 .63 .43 .12 24.34
Avg wet days 3 3 3 4 6 8 13 11 7 3 3 2 72
Avg T-storm days - - - - - 7 8 7 3 - - - 25

 Avg snow days

 3 4 2 - - - - - - - 1 3 13
Hours of sunshine 7 7 8 8 9 9 7 7 8 8 6 6 7.5
Hours of daylight 10 11 12 13 14 15 15 14 12 11 10 9 12
UV Index (Maximum) 2 3 6 4 8 9 9 8 6 4 2 1 5

 Avg wind speed/dir

 N / 9 N / 13 SW / 8 SW / 9 SW / 8 SW / 8 S / 6 N / 6 SW / 6 N / 7 N / 13 N / 9 8.5
Record wind speed 47 53 60 52 60 48 59 52 50 47 40 62 62
Avg AM humidity 52 53 52 63 71 79 89 90 84 76 66 57 69
Avg PM humidity 33 32 33 33 40 47 62 63 51 47 47 57 45
Discomfort heat / humidity - - - - MOD HIGH HIGH HIGH MED - - - -
Avg Days above 90 - - - - 3 10 10 6 - - - - 29
Avg Days below 32 31 27 15 - - - - - - 1 16 30 120
Normal sky CLR CLR CLR CLR SCT BRK BRK BRK CLR CLR CLR CLR  

image source: tiarescott