Hepu climate

Name: Hepu
Address: CN

Hepu is warmest in July, with average highs of 31 °C, and coldest in January, when nights average 12 °C. August is the wettest month (349 mm) and February the driest (24 mm). Figures are 1991–2020 climate normals.

Across a full year Hepu averages 1,793 mm of rain and 251 days above 25 °C.

China · population 192,813 · 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 31 °C
Coldest month January 12 °C
Driest month February 24 mm
Wettest month August 349 mm
Least cloud October 46 % cloud
Hottest on record July 36 °C
Coldest on record January 2.5 °C
Warmest sea July 30 °C

What to expectHepu through the year

Hepu has a clear annual cycle: average daily highs run from 19 °C in January to 31 °C in July, a swing of 13 °C in mean temperature across the year.

Counted across a normal year, 251 days a year reach 25 °C, 111 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in July.

Rain is strongly seasonal. August averages 349 mm against 24 mm in February — 15 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Hepu is warmest in July at 30 °C and coldest in January at 19 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	19.2 °C	32 mm	66 %
February	21.0 °C	24 mm	68 %
March	24.3 °C	55 mm	69 %
April	27.7 °C	98 mm	65 %
May	29.8 °C	218 mm	72 %
June	30.6 °C	337 mm	85 %
July	30.8 °C	329 mm	79 %
August	30.7 °C	349 mm	77 %
September	30.1 °C	193 mm	63 %
October	28.4 °C	75 mm	46 %
November	25.1 °C	47 mm	48 %
December	20.7 °C	35 mm	55 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	19.2 °C	12.1 °C	15.5 °C	27.3 °C	2.5 °C	2	0
February	21.0 °C	14.1 °C	17.4 °C	29.8 °C	3.6 °C	6	0
March	24.3 °C	17.4 °C	20.6 °C	32.3 °C	6.9 °C	16	1
April	27.7 °C	21.4 °C	24.2 °C	33.0 °C	11.5 °C	25	6
May	29.8 °C	24.4 °C	26.8 °C	34.0 °C	17.6 °C	30	16
June	30.6 °C	26.2 °C	28.2 °C	34.2 °C	21.5 °C	30	21
July	30.8 °C	26.5 °C	28.4 °C	35.5 °C	23.3 °C	31	23
August	30.7 °C	26.0 °C	28.0 °C	34.1 °C	22.1 °C	31	22
September	30.1 °C	24.5 °C	27.0 °C	34.3 °C	17.4 °C	30	17
October	28.4 °C	21.6 °C	24.7 °C	33.2 °C	13.4 °C	28	6
November	25.1 °C	17.7 °C	21.1 °C	31.4 °C	6.8 °C	18	0
December	20.7 °C	13.2 °C	16.8 °C	28.7 °C	2.9 °C	4	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	32 mm	6	11 h/day	66 %	74 %	17 km/h	18.7 °C
February	24 mm	5	11 h/day	68 %	77 %	17 km/h	18.8 °C
March	55 mm	9	12 h/day	69 %	79 %	17 km/h	20.5 °C
April	98 mm	12	13 h/day	65 %	81 %	17 km/h	23.5 °C
May	218 mm	20	13 h/day	72 %	83 %	16 km/h	27.3 °C
June	337 mm	24	13 h/day	85 %	84 %	17 km/h	29.2 °C
July	329 mm	23	13 h/day	79 %	84 %	18 km/h	29.5 °C
August	349 mm	26	13 h/day	77 %	86 %	14 km/h	29.5 °C
September	193 mm	18	12 h/day	63 %	83 %	14 km/h	29.1 °C
October	75 mm	8	12 h/day	46 %	75 %	15 km/h	27.1 °C
November	47 mm	6	11 h/day	48 %	71 %	16 km/h	24.1 °C
December	35 mm	5	11 h/day	55 %	69 %	17 km/h	20.8 °C

How Hepu 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
Hepu	31 °C	12 °C	1,793 mm	251
Beihai · China	30 °C	13 °C	1,653 mm	228
Qinzhou · China	31 °C	11 °C	1,605 mm	240
Fangchenggang · China	31 °C	11 °C	1,761 mm	227
Zhanjiang · China	31 °C	13 °C	1,478 mm	255
Yulin · China	31 °C	9.9 °C	1,789 mm	240
Nanning · China	31 °C	9.7 °C	1,584 mm	225

Where Hepu ranks

Ranking	Position	Value
Best beach destinations in Asia in October	41stof 50	88/100
Places with the best weather in Asia in December	44thof 50	95/100
Best beach destinations in Asia in November	45thof 50	90/100

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

QuestionsCommon questions about Hepu’s climate

When is the best time to visit Hepu?

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

How hot does Hepu get?

In July, the warmest month, daily highs average 31 °C. About 111 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 12 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Hepu?

August, averaging 349 mm over 26 days with rain. The driest month is February with 24 mm. The year as a whole averages 1,793 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 Hepu 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.