Dingxi climate

Name: Dingxi
Address: CN

Dingxi is warmest in July, with average highs of 25 °C, and coldest in January, when nights average -11 °C. August is the wettest month (105 mm) and December the driest (3.5 mm). Figures are 1991–2020 climate normals.

Across a full year Dingxi averages 553 mm of rain, 40 days above 25 °C and 159 days below freezing.

China · population 420,614 · 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 25 °C
Coldest month January -11 °C
Driest month December 4 mm
Wettest month August 105 mm
Least cloud December 39 % cloud
Hottest on record July 34 °C
Coldest on record January -29 °C

What to expectDingxi through the year

Dingxi has a clear annual cycle: average daily highs run from -0.1 °C in January to 25 °C in July, a swing of 25 °C in mean temperature across the year.

Counted across a normal year, 40 days a year reach 25 °C, 3 of them reach 30 °C, 159 nights drop below freezing. The warmest reading in the 1991–2020 record is 34 °C, in July.

Rain is strongly seasonal. August averages 105 mm against 4 mm in December — 30 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-0.1 °C	7 mm	48 %
February	2.7 °C	11 mm	56 %
March	8.8 °C	21 mm	61 %
April	15.2 °C	35 mm	61 %
May	19.4 °C	56 mm	67 %
June	23.1 °C	66 mm	65 %
July	24.8 °C	100 mm	60 %
August	23.6 °C	105 mm	60 %
September	18.7 °C	83 mm	67 %
October	13.1 °C	51 mm	64 %
November	7.1 °C	14 mm	47 %
December	1.7 °C	4 mm	39 %

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	-0.1 °C	-10.8 °C	-5.9 °C	14.3 °C	-28.6 °C	0	0	31
February	2.7 °C	-8.6 °C	-3.2 °C	16.6 °C	-27.0 °C	0	0	28
March	8.8 °C	-3.5 °C	2.5 °C	23.9 °C	-13.8 °C	0	0	27
April	15.2 °C	1.9 °C	8.5 °C	27.5 °C	-10.2 °C	1	0	9
May	19.4 °C	7.0 °C	13.2 °C	30.8 °C	-4.9 °C	2	0	1
June	23.1 °C	11.3 °C	17.4 °C	31.7 °C	2.8 °C	9	0	0
July	24.8 °C	14.0 °C	19.3 °C	34.2 °C	6.9 °C	16	2	0
August	23.6 °C	13.3 °C	18.2 °C	32.4 °C	4.4 °C	11	1	0
September	18.7 °C	8.9 °C	13.6 °C	29.1 °C	-2.5 °C	1	0	0
October	13.1 °C	2.5 °C	7.6 °C	25.4 °C	-11.2 °C	0	0	7
November	7.1 °C	-3.8 °C	1.2 °C	18.2 °C	-15.9 °C	0	0	25
December	1.7 °C	-8.5 °C	-4.1 °C	12.4 °C	-21.0 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	3	10 h/day	48 %	59 %	14 km/h
February	11 mm	3	11 h/day	56 %	62 %	16 km/h
March	21 mm	6	12 h/day	61 %	59 %	18 km/h
April	35 mm	7	13 h/day	61 %	56 %	19 km/h
May	56 mm	9	14 h/day	67 %	56 %	19 km/h
June	66 mm	10	15 h/day	65 %	60 %	18 km/h
July	100 mm	12	14 h/day	60 %	67 %	17 km/h
August	105 mm	12	14 h/day	60 %	71 %	17 km/h
September	83 mm	12	12 h/day	67 %	73 %	17 km/h
October	51 mm	10	11 h/day	64 %	72 %	16 km/h
November	14 mm	4	10 h/day	47 %	67 %	14 km/h
December	4 mm	1	9.8 h/day	39 %	57 %	14 km/h

How Dingxi 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
Dingxi	25 °C	-11 °C	553 mm	40
Lanzhou · China	29 °C	-8.7 °C	441 mm	98
Baiyin · China	28 °C	-12 °C	325 mm	74
Linxia Chengguanzhen · China	25 °C	-12 °C	644 mm	39
Tianshui · China	28 °C	-5.6 °C	757 mm	86
Guyuan · China	25 °C	-12 °C	607 mm	39
Pingliang · China	27 °C	-8.5 °C	715 mm	68

Where Dingxi ranks

Ranking	Position	Value
The coolest places in Asia in September	20th of 50	19 °C
The coolest places in Asia in August	29th of 50	24 °C
Places with the best weather in Asia in July	31st of 50	84/100
Places with the best weather in Asia in June	32nd of 50	90/100
The coolest places in Asia in October	42nd of 50	13 °C
Places with the best weather in Asia in August	44th of 50	85/100

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

QuestionsCommon questions about Dingxi’s climate

When is the best time to visit Dingxi?

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 December the driest. The month-by-month table above has the full picture.

How hot does Dingxi get?

In July, the warmest month, daily highs average 25 °C. About 3 days a year pass 30 °C. The highest value in the 1991–2020 record is 34 °C.

How cold does it get in winter?

Nights average -11 °C in January, the coldest month. A normal year has 159 nights below freezing.

Which month is wettest in Dingxi?

August, averaging 105 mm over 12 days with rain. The driest month is December with 4 mm. The year as a whole averages 553 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 Dingxi 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
Data point: 35.571°, 104.623° (the coordinates the reanalysis values are taken for)
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.