Hami climate

Name: Hami
Address: CN

Hami is warmest in July, with average highs of 35 °C, and coldest in January, when nights average -13 °C. July is the wettest month (7.0 mm) and January the driest (1.3 mm). Figures are 1991–2020 climate normals.

Across a full year Hami averages 46 mm of rain, 141 days above 25 °C and 142 days below freezing.

China · population 246,373 · 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 35 °C
Coldest month January -13 °C
Driest month January 1 mm
Wettest month July 7 mm
Least cloud October 27 % cloud
Hottest on record August 44 °C
Coldest on record December -26 °C

What to expectHami through the year

Hami has a clear annual cycle: average daily highs run from -3.3 °C in January to 35 °C in July, a swing of 37 °C in mean temperature across the year.

Counted across a normal year, 141 days a year reach 25 °C, 94 of them reach 30 °C, 142 nights drop below freezing. The warmest reading in the 1991–2020 record is 44 °C, in August.

Rain is spread fairly evenly through the year, from 1 mm in January to 7 mm in July. There is no dry season to aim for.

Month by month

Month	Avg high	Rainfall	Cloud
January	-3.3 °C	1 mm	35 %
February	3.7 °C	2 mm	40 %
March	12.6 °C	3 mm	42 %
April	21.4 °C	5 mm	44 %
May	27.4 °C	4 mm	45 %
June	32.6 °C	5 mm	49 %
July	34.7 °C	7 mm	42 %
August	33.2 °C	6 mm	35 %
September	26.8 °C	3 mm	29 %
October	17.2 °C	5 mm	27 %
November	6.1 °C	4 mm	32 %
December	-2.3 °C	2 mm	34 %

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	-3.3 °C	-13.2 °C	-8.3 °C	6.2 °C	-25.8 °C	0	0	31
February	3.7 °C	-7.4 °C	-1.8 °C	15.4 °C	-20.1 °C	0	0	28
March	12.6 °C	-1.2 °C	6.2 °C	25.3 °C	-16.9 °C	0	0	19
April	21.4 °C	6.5 °C	14.9 °C	35.0 °C	-6.7 °C	8	1	2
May	27.4 °C	12.9 °C	21.2 °C	38.5 °C	1.4 °C	22	10	0
June	32.6 °C	19.1 °C	26.9 °C	42.3 °C	9.2 °C	29	23	0
July	34.7 °C	21.5 °C	29.1 °C	43.8 °C	11.8 °C	31	28	0
August	33.2 °C	19.5 °C	27.3 °C	44.0 °C	8.7 °C	30	25	0
September	26.8 °C	13.0 °C	20.6 °C	37.4 °C	0.5 °C	20	7	0
October	17.2 °C	4.4 °C	11.0 °C	29.2 °C	-5.9 °C	1	0	5
November	6.1 °C	-3.9 °C	1.1 °C	17.4 °C	-17.8 °C	0	0	26
December	-2.3 °C	-11.1 °C	-6.8 °C	7.4 °C	-26.1 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	1 mm	0	9.4 h/day	35 %	51 %	12 km/h
February	2 mm	1	11 h/day	40 %	40 %	13 km/h
March	3 mm	1	12 h/day	42 %	29 %	16 km/h
April	5 mm	1	13 h/day	44 %	24 %	19 km/h
May	4 mm	1	15 h/day	45 %	22 %	20 km/h
June	5 mm	1	15 h/day	49 %	24 %	20 km/h
July	7 mm	1	15 h/day	42 %	26 %	20 km/h
August	6 mm	1	14 h/day	35 %	26 %	18 km/h
September	3 mm	1	13 h/day	29 %	26 %	16 km/h
October	5 mm	1	11 h/day	27 %	36 %	14 km/h
November	4 mm	1	9.8 h/day	32 %	47 %	12 km/h
December	2 mm	1	9.1 h/day	34 %	51 %	11 km/h

How Hami 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
Hami	35 °C	-13 °C	46 mm	141
Dunhuang · China	34 °C	-11 °C	36 mm	144
Turpan · China	38 °C	-8.6 °C	53 mm	171
Ürümqi · China	29 °C	-15 °C	367 mm	89
Wujiaqu · China	33 °C	-20 °C	179 mm	129
Jiuquan · China	28 °C	-12 °C	117 mm	79

Where Hami ranks

Ranking	Position	Value
The driest places in Asia year-round	8thof 50	3.9 mm
The driest places in Asia in December	29thof 50	1.7 mm
The driest places in the world year-round	30thof 50	3.9 mm
The driest places in Asia in January	31stof 50	1.3 mm
The driest places in Asia in March	37thof 50	2.9 mm
The driest places in Asia in February	41stof 50	1.5 mm

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

QuestionsCommon questions about Hami’s climate

When is the best time to visit Hami?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, September 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 Hami get?

In July, the warmest month, daily highs average 35 °C. About 94 days a year pass 30 °C. The highest value in the 1991–2020 record is 44 °C.

How cold does it get in winter?

Nights average -13 °C in January, the coldest month. A normal year has 142 nights below freezing.

Which month is wettest in Hami?

July, averaging 7 mm over 1 days with rain. The driest month is January with 1 mm. The year as a whole averages 46 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 Hami 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.