Hengyang climate

Name: Hengyang
Address: CN

Hengyang is warmest in July, with average highs of 33 °C, and coldest in January, when nights average 3.3 °C. June is the wettest month (284 mm) and December the driest (51 mm). Figures are 1991–2020 climate normals.

Across a full year Hengyang averages 1,653 mm of rain, 170 days above 25 °C and 8 days below freezing.

China · population 1,075,516 · 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 33 °C
Coldest month January 3.3 °C
Driest month December 51 mm
Wettest month June 284 mm
Least cloud October 55 % cloud
Hottest on record August 42 °C
Coldest on record December -13 °C

What to expectHengyang through the year

Hengyang has a clear annual cycle: average daily highs run from 10 °C in January to 33 °C in July, a swing of 23 °C in mean temperature across the year.

Counted across a normal year, 170 days a year reach 25 °C, 98 of them reach 30 °C, 8 nights drop below freezing. The warmest reading in the 1991–2020 record is 42 °C, in August.

Rain is strongly seasonal. June averages 284 mm against 51 mm in December — 5.6 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	10.2 °C	74 mm	69 %
February	12.9 °C	82 mm	73 %
March	16.8 °C	165 mm	77 %
April	22.9 °C	220 mm	74 %
May	27.0 °C	270 mm	72 %
June	29.9 °C	284 mm	80 %
July	33.4 °C	146 mm	72 %
August	33.2 °C	133 mm	65 %
September	29.4 °C	81 mm	58 %
October	24.4 °C	70 mm	55 %
November	18.3 °C	79 mm	56 %
December	12.6 °C	51 mm	55 %

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	10.2 °C	3.3 °C	6.8 °C	26.6 °C	-6.4 °C	0	0	5
February	12.9 °C	5.6 °C	9.3 °C	29.5 °C	-3.3 °C	1	0	1
March	16.8 °C	9.5 °C	13.2 °C	32.3 °C	-2.2 °C	4	0	0
April	22.9 °C	15.3 °C	18.9 °C	34.0 °C	3.1 °C	12	2	0
May	27.0 °C	19.8 °C	23.2 °C	34.7 °C	9.3 °C	22	8	0
June	29.9 °C	23.5 °C	26.5 °C	35.8 °C	15.8 °C	27	17	0
July	33.4 °C	26.3 °C	29.6 °C	40.4 °C	18.5 °C	30	27	0
August	33.2 °C	25.8 °C	29.2 °C	42.4 °C	18.3 °C	30	26	0
September	29.4 °C	21.9 °C	25.4 °C	39.6 °C	12.5 °C	25	14	0
October	24.4 °C	16.6 °C	20.3 °C	36.3 °C	6.8 °C	15	3	0
November	18.3 °C	10.6 °C	14.4 °C	32.9 °C	-0.5 °C	3	0	0
December	12.6 °C	5.1 °C	8.8 °C	25.6 °C	-12.7 °C	0	0	2

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	74 mm	11	11 h/day	69 %	76 %	13 km/h
February	82 mm	12	11 h/day	73 %	78 %	13 km/h
March	165 mm	18	12 h/day	77 %	81 %	13 km/h
April	220 mm	18	13 h/day	74 %	80 %	14 km/h
May	270 mm	17	13 h/day	72 %	80 %	13 km/h
June	284 mm	18	14 h/day	80 %	82 %	13 km/h
July	146 mm	12	14 h/day	72 %	73 %	15 km/h
August	133 mm	13	13 h/day	65 %	73 %	14 km/h
September	81 mm	10	12 h/day	58 %	73 %	13 km/h
October	70 mm	7	12 h/day	55 %	71 %	13 km/h
November	79 mm	8	11 h/day	56 %	74 %	13 km/h
December	51 mm	8	10 h/day	55 %	72 %	13 km/h

How Hengyang 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
Hengyang	33 °C	3.3 °C	1,653 mm	170
Xiangtan · China	33 °C	2.5 °C	1,775 mm	164
Yongzhou · China	33 °C	3.7 °C	1,523 mm	169
Loudi · China	32 °C	1.8 °C	1,578 mm	151
Zhuzhou · China	33 °C	2.8 °C	1,852 mm	167
Shaoyang · China	32 °C	2.3 °C	1,512 mm	152
Chenzhou · China	33 °C	3.4 °C	1,575 mm	171

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

QuestionsCommon questions about Hengyang’s climate

When is the best time to visit Hengyang?

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

In July, the warmest month, daily highs average 33 °C. About 98 days a year pass 30 °C. The highest value in the 1991–2020 record is 42 °C.

How cold does it get in winter?

Nights average 3.3 °C in January, the coldest month. A normal year has 8 nights below freezing.

Which month is wettest in Hengyang?

June, averaging 284 mm over 18 days with rain. The driest month is December with 51 mm. The year as a whole averages 1,653 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 Hengyang 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: 26.889°, 112.619° (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.