Changchun Weather

Changchun has a four-season, monsoon-influenced, humid continental climate . Winters are long (lasting from November to March), cold, and windy, but dry, due to the influence of the Siberian anticyclone, with a January mean temperature of −14.7 °C (5.5 °F). Spring and autumn are somewhat short transitional periods, with some precipitation, but are usually dry and windy. Summers are hot and humid, with a prevailing southeasterly wind due to the East Asian monsoon; July averages 23.2 °C (73.8 °F). Snow is usually light during the winter, and annual rainfall is heavily concentrated from June to August. With monthly percent possible sunshine ranging from 47 percent in July to 66 percent in January and February, a typical year will see around 2,617 hours of sunshine, and a frost-free period of 140 to 150 days. Extreme temperatures have ranged from −33.0 °C (−27 °F) to 35.7 °C (96 °F).

Average Temperature
Jan
19 °F
-7 °C
Feb
27 °F
-3 °C
Mar
43 °F
6 °C
Apr
58 °F
15 °C
May
72 °F
22 °C
Jun
74 °F
24 °C
Jul
82 °F
28 °C
Aug
73 °F
23 °C
Sep
72 °F
22 °C
Oct
57 °F
14 °C
Nov
33 °F
1 °C
Dec
14 °F
-10 °C
Humidity
Jan
29%
Feb
28%
Mar
29%
Apr
24%
May
34%
Jun
65%
Jul
78%
Aug
91%
Sep
65%
Oct
44%
Nov
35%
Dec
53%
Rain
Jan
1mm
Feb
1mm
Mar
6mm
Apr
2mm
May
49mm
Jun
105mm
Jul
69mm
Aug
128mm
Sep
22mm
Oct
9mm
Nov
9mm
Dec
14mm
Clouds
Jan
12%
Feb
19%
Mar
43%
Apr
42%
May
44%
Jun
56%
Jul
61%
Aug
87%
Sep
23%
Oct
15%
Nov
29%
Dec
37%
Air quality US AQI
Jan
149
Feb
139
Mar
135
Apr
108
May
89
Jun
77
Jul
74
Aug
55
Sep
66
Oct
102
Nov
104
Dec
122
Sun
Jan
1UVI
Feb
2UVI
Mar
3UVI
Apr
4UVI
May
5UVI
Jun
6UVI
Jul
5UVI
Aug
5UVI
Sep
5UVI
Oct
3UVI
Nov
2UVI
Dec
1UVI