Chéngguān Qū climate

Name: Chéngguān Qū
Address: CN

Chéngguān Qū is warmest in June, with average highs of 21 °C, and coldest in January, when nights average -11 °C. July is the wettest month (157 mm) and December the driest (8.5 mm). Figures are 1991–2020 climate normals.

Across a full year Chéngguān Qū averages 766 mm of rain, 2 days above 25 °C and 169 days below freezing.

China · population 478,275 · 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 June 21 °C
Coldest month January -11 °C
Driest month December 9 mm
Wettest month July 157 mm
Least cloud December 23 % cloud
Hottest on record June 29 °C
Coldest on record January -28 °C

What to expectChéngguān Qū through the year

Chéngguān Qū has a clear annual cycle: average daily highs run from 2.7 °C in January to 21 °C in June, a swing of 19 °C in mean temperature across the year.

Counted across a normal year, 2 days a year reach 25 °C, 169 nights drop below freezing. The warmest reading in the 1991–2020 record is 29 °C, in June.

Rain is strongly seasonal. July averages 157 mm against 9 mm in December — 18 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	2.7 °C	10 mm	29 %
February	5.5 °C	10 mm	35 %
March	8.9 °C	22 mm	47 %
April	12.6 °C	44 mm	55 %
May	17.2 °C	68 mm	53 %
June	20.7 °C	105 mm	61 %
July	20.2 °C	157 mm	81 %
August	19.3 °C	156 mm	81 %
September	17.9 °C	114 mm	64 %
October	13.4 °C	55 mm	36 %
November	6.2 °C	16 mm	28 %
December	4.1 °C	9 mm	23 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days below 0 °C
January	2.7 °C	-11.0 °C	-3.8 °C	16.3 °C	-27.6 °C	0	31
February	5.5 °C	-7.4 °C	-0.6 °C	16.2 °C	-22.4 °C	0	27
March	8.9 °C	-3.7 °C	3.0 °C	20.0 °C	-15.2 °C	0	27
April	12.6 °C	-0.4 °C	6.6 °C	21.1 °C	-13.9 °C	0	15
May	17.2 °C	4.2 °C	11.1 °C	25.5 °C	-6.9 °C	0	3
June	20.7 °C	9.3 °C	15.0 °C	29.4 °C	-0.1 °C	2	0
July	20.2 °C	10.9 °C	15.3 °C	28.1 °C	5.8 °C	0	0
August	19.3 °C	10.2 °C	14.6 °C	27.1 °C	4.7 °C	0	0
September	17.9 °C	7.7 °C	12.7 °C	25.6 °C	-4.5 °C	0	0
October	13.4 °C	1.3 °C	7.5 °C	23.2 °C	-17.2 °C	0	10
November	6.2 °C	-6.9 °C	-0.4 °C	17.4 °C	-23.3 °C	0	27
December	4.1 °C	-9.1 °C	-2.5 °C	16.9 °C	-24.2 °C	0	29

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	10 mm	3	10 h/day	29 %	37 %	8.7 km/h
February	10 mm	3	11 h/day	35 %	33 %	9.7 km/h
March	22 mm	7	12 h/day	47 %	36 %	9.8 km/h
April	44 mm	11	13 h/day	55 %	44 %	9.3 km/h
May	68 mm	16	14 h/day	53 %	49 %	9.1 km/h
June	105 mm	18	14 h/day	61 %	57 %	8.5 km/h
July	157 mm	23	14 h/day	81 %	66 %	7.4 km/h
August	156 mm	23	13 h/day	81 %	68 %	6.7 km/h
September	114 mm	20	12 h/day	64 %	65 %	7.0 km/h
October	55 mm	13	11 h/day	36 %	54 %	8.5 km/h
November	16 mm	5	11 h/day	28 %	48 %	8.2 km/h
December	9 mm	2	10 h/day	23 %	39 %	8.4 km/h

How Chéngguān Qū 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
Chéngguān Qū	21 °C	-11 °C	766 mm	2
Lhoka · China	20 °C	-7.9 °C	599 mm	2
Thimphu · Bhutan	21 °C	-0.6 °C	2,585 mm	0
Nyingchi · China	19 °C	-12 °C	1,688 mm	0
Jaigaon · India	29 °C	12 °C	3,435 mm	250
Guwahati · India	31 °C	12 °C	2,890 mm	295

Where Chéngguān Qū ranks

Ranking	Position	Value
The coolest places in Asia in August	4thof 50	19 °C
The coolest places in Asia in July	7thof 50	20 °C
The coolest places in Asia in September	12thof 50	18 °C
The coolest places in Asia in June	16thof 50	21 °C
The coolest places in Asia in May	16thof 50	17 °C
The coolest places in Asia in April	44thof 50	13 °C

Planning a trip? See the best time to visit Chéngguān Qū.

QuestionsCommon questions about Chéngguān Qū’s climate

When is the best time to visit Chéngguān Qū?

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, June is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Chéngguān Qū get?

In June, the warmest month, daily highs average 21 °C. The highest value in the 1991–2020 record is 29 °C.

How cold does it get in winter?

Nights average -11 °C in January, the coldest month. A normal year has 169 nights below freezing.

Which month is wettest in Chéngguān Qū?

July, averaging 157 mm over 23 days with rain. The driest month is December with 9 mm. The year as a whole averages 766 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 Chéngguān Qū 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.