Changchun climate

Name: Changchun
Address: CN

Changchun is warmest in July, with average highs of 27 °C, and coldest in January, when nights average -21 °C. July is the wettest month (172 mm) and January the driest (4.5 mm). Figures are 1991–2020 climate normals.

Across a full year Changchun averages 663 mm of rain, 76 days above 25 °C and 164 days below freezing.

China · population 4,714,996 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month July 27 °C
Coldest month January -21 °C
Driest month January 4 mm
Wettest month July 172 mm
Least cloud January 35 % cloud
Hottest on record June 37 °C
Coldest on record January -39 °C

What to expectChangchun through the year

Changchun has a clear annual cycle: average daily highs run from -10 °C in January to 27 °C in July, a swing of 39 °C in mean temperature across the year.

Counted across a normal year, 76 days a year reach 25 °C, 12 of them reach 30 °C, 164 nights drop below freezing. The warmest reading in the 1991–2020 record is 37 °C, in June.

Rain is strongly seasonal. July averages 172 mm against 4 mm in January — 39 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-10.0 °C	4 mm	35 %
February	-4.3 °C	6 mm	38 %
March	4.5 °C	17 mm	44 %
April	14.1 °C	28 mm	50 %
May	21.1 °C	67 mm	55 %
June	26.0 °C	101 mm	60 %
July	27.5 °C	172 mm	63 %
August	26.1 °C	139 mm	57 %
September	21.3 °C	64 mm	44 %
October	12.8 °C	36 mm	38 %
November	1.5 °C	20 mm	38 %
December	-7.5 °C	8 mm	37 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	-10.0 °C	-20.8 °C	-15.2 °C	3.5 °C	-39.5 °C	0	0	31
February	-4.3 °C	-15.7 °C	-9.8 °C	13.5 °C	-36.3 °C	0	0	28
March	4.5 °C	-6.5 °C	-1.2 °C	21.2 °C	-23.0 °C	0	0	28
April	14.1 °C	2.3 °C	8.0 °C	29.8 °C	-12.5 °C	1	0	11
May	21.1 °C	9.8 °C	15.4 °C	34.1 °C	-1.7 °C	7	1	0
June	26.0 °C	16.1 °C	20.9 °C	36.5 °C	5.8 °C	18	4	0
July	27.5 °C	19.5 °C	23.3 °C	36.0 °C	10.4 °C	25	5	0
August	26.1 °C	18.1 °C	21.9 °C	34.3 °C	7.8 °C	21	2	0
September	21.3 °C	11.7 °C	16.2 °C	30.0 °C	-1.5 °C	5	0	0
October	12.8 °C	3.3 °C	7.8 °C	26.6 °C	-8.6 °C	0	0	8
November	1.5 °C	-6.8 °C	-2.7 °C	18.8 °C	-26.9 °C	0	0	27
December	-7.5 °C	-17.4 °C	-12.3 °C	8.1 °C	-35.4 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	4 mm	1	9.3 h/day	35 %	64 %	17 km/h
February	6 mm	2	10 h/day	38 %	57 %	20 km/h
March	17 mm	4	12 h/day	44 %	46 %	23 km/h
April	28 mm	5	13 h/day	50 %	47 %	25 km/h
May	67 mm	9	15 h/day	55 %	53 %	24 km/h
June	101 mm	12	15 h/day	60 %	65 %	20 km/h
July	172 mm	14	15 h/day	63 %	77 %	18 km/h
August	139 mm	12	14 h/day	57 %	78 %	17 km/h
September	64 mm	8	13 h/day	44 %	67 %	19 km/h
October	36 mm	6	11 h/day	38 %	61 %	22 km/h
November	20 mm	4	9.7 h/day	38 %	61 %	21 km/h
December	8 mm	2	8.9 h/day	37 %	64 %	18 km/h

How Changchun compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Changchun	27 °C	-21 °C	663 mm	76
Jilin · China	27 °C	-22 °C	832 mm	67
Siping · China	28 °C	-19 °C	727 mm	81
Longshan · China	27 °C	-20 °C	748 mm	73
Tieling · China	29 °C	-17 °C	782 mm	94

Where Changchun ranks

Ranking	Position	Value
The coolest places in Asia in January	28thof 50	-10 °C
The coolest places in Asia in December	29thof 50	-7.5 °C
The coolest places in Asia in February	32ndof 50	-4.3 °C
The coolest places in Asia in November	33rdof 50	1.5 °C
The coolest places in Asia in October	38thof 50	13 °C
The coolest places in Asia year-round	40thof 50	11 °C

Planning a trip? See the best time to visit Changchun.

QuestionsCommon questions about Changchun’s climate

When is the best time to visit Changchun?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August sit closest to 20 °C on average, July is the warmest month and January the driest. The month-by-month table above has the full picture.

How hot does Changchun get?

In July, the warmest month, daily highs average 27 °C. About 12 days a year pass 30 °C. The highest value in the 1991–2020 record is 37 °C.

How cold does it get in winter?

Nights average -21 °C in January, the coldest month. A normal year has 164 nights below freezing.

Which month is wettest in Changchun?

July, averaging 172 mm over 14 days with rain. The driest month is January with 4 mm. The year as a whole averages 663 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Changchun rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.