Hepo climate — normals and trends

Q: What is the climate of Hepo?

Hepo has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 1,551 mm of precipitation per year.

Q: What is the hottest day ever recorded in Hepo?

The hottest day measured in Hepo between 1940 and 2025 was 1 July 2004, reaching 40.2 °C.

Q: What is the coldest day in Hepo?

The coldest day measured in Hepo between 1940 and 2025 was 12 January 1955, at -2.9 °C.

Q: Does it snow in Hepo?

Almost never: Hepo sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Hepo warmed?

Yes: Hepo warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Hepo?

The wettest day measured in Hepo between 1940 and 2025 was 14 September 1970, with 288 mm of rain in 24 hours.

Q: What was the windiest day in Hepo?

The windiest day measured in Hepo between 1940 and 2025 was 14 September 1970, with winds reaching 48.8 km/h.

Q: What is the warmest month in Hepo?

The warmest month in Hepo is July (26.8 °C on average); the coldest is January (12.2 °C).

Q: How much does it rain in Hepo?

Hepo receives on average 1,551 mm of precipitation per year, spread over about 163 rainy days.

Q: Is it sunny in Hepo?

Hepo gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.

Hepo (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.4 °C and it receives 1,551 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is July (26.8 °C on average) and the coldest is January (12.2 °C). Rainfall peaks in June.

Hepo averages 0 frost days, 74 hot days (≥ 30 °C) and 163 rainy days per year.

Hepo has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.2 °C (on 1 July 2004) and the coldest -2.9 °C (on 12 January 1955).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

HepoGuangdong

coords: 23.43°, 115.83°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJuneDriest monthDecember

Mean daily temperature

20.4°C

Average daily high

24.7°C

Average daily low

17.2°C

Annual rainfall

1,551mm

Sunshine / day

7.8h

Mean relative humidity

80%

Average peak wind

11.5km/h

Seasonal range

14.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

74 d/yr

Rainy days (≥ 1 mm)

163 d/yr

Annual snowfall

0.0 cm

Average feels-like high

26.8 °C

Average feels-like low

18.7 °C

Average peak gust

32.1 km/h

Tropical nights (≥ 20 °C)

160 d/yr

Solar radiation

14.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.66 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

40.2 °C

1 July 2004

Coldest day

-2.9 °C

12 January 1955

Wettest day

288 mm

14 September 1970

Windiest day

48.8 km/h

14 September 1970

Strongest gust

149.0 km/h

20 July 1988

Hottest feels-like

44.6 °C

4 August 2024

Coldest feels-like

-8.2 °C

16 January 1967

Snowiest day

0.6 cm

24 January 2016

Sunniest day

13.0 h

14 June 2004

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.8 °C7 July 2025	3.0 °C12 January 2025	21.6 °C	1,625 mm	123	0
2024	35.2 °C9 August 2024	0.5 °C24 January 2024	21.7 °C	2,087 mm	107	0
2023	35.7 °C30 May 2023	2.0 °C29 January 2023	21.7 °C	1,530 mm	102	0
2022	35.9 °C24 July 2022	2.6 °C19 December 2022	21.1 °C	1,761 mm	94	0
2021	36.2 °C16 May 2021	0.9 °C13 January 2021	22.2 °C	1,298 mm	145	0
2020	36.0 °C25 July 2020	1.9 °C31 December 2020	21.8 °C	1,195 mm	104	0
2019	35.3 °C24 August 2019	4.5 °C23 January 2019	21.9 °C	1,542 mm	108	0
2018	37.9 °C31 May 2018	0.5 °C6 February 2018	21.5 °C	1,407 mm	104	0
2017	35.5 °C21 August 2017	4.9 °C12 February 2017	21.4 °C	1,466 mm	108	0
2016	35.8 °C29 July 2016	-1.2 °C25 January 2016	21.1 °C	2,201 mm	92	1
2015	35.2 °C7 August 2015	2.8 °C18 December 2015	21.6 °C	1,460 mm	99	0
2014	35.3 °C1 August 2014	1.1 °C22 January 2014	21.0 °C	1,375 mm	111	0
2013	34.0 °C12 August 2013	1.2 °C29 December 2013	20.8 °C	1,916 mm	78	0
2012	34.9 °C1 August 2012	1.5 °C31 December 2012	20.8 °C	1,596 mm	97	0
2011	34.1 °C25 July 2011	1.1 °C17 January 2011	20.3 °C	1,455 mm	101	0
2010	34.7 °C5 July 2010	-1.1 °C17 December 2010	20.7 °C	1,710 mm	89	1
2009	36.6 °C13 September 2009	-0.5 °C11 January 2009	21.3 °C	1,128 mm	119	1
2008	35.6 °C25 July 2008	2.5 °C3 January 2008	20.6 °C	1,574 mm	87	0
2007	34.7 °C2 August 2007	2.5 °C29 January 2007	21.3 °C	1,462 mm	100	0
2006	34.2 °C24 July 2006	1.9 °C7 January 2006	21.2 °C	2,021 mm	92	0
2005	35.7 °C18 July 2005	0.1 °C1 January 2005	20.8 °C	1,676 mm	80	0
2004	40.2 °C1 July 2004	1.4 °C22 January 2004	21.1 °C	953 mm	108	0
2003	36.0 °C15 July 2003	2.6 °C21 December 2003	21.1 °C	1,267 mm	94	0
2002	35.7 °C5 July 2002	2.5 °C27 December 2002	21.5 °C	1,226 mm	95	0
2001	34.5 °C23 August 2001	2.2 °C23 December 2001	21.2 °C	1,641 mm	83	0
2000	35.7 °C5 June 2000	1.2 °C28 January 2000	21.0 °C	1,536 mm	97	0
1999	34.4 °C20 August 1999	-1.7 °C23 December 1999	21.1 °C	1,793 mm	88	2
1998	34.4 °C4 August 1998	4.8 °C19 January 1998	21.4 °C	1,764 mm	92	0
1997	33.9 °C29 August 1997	3.0 °C11 January 1997	20.6 °C	2,069 mm	57	0
1996	34.0 °C25 July 1996	2.2 °C20 February 1996	20.5 °C	1,334 mm	85	0
1995	34.4 °C22 July 1995	2.3 °C6 January 1995	20.2 °C	1,767 mm	78	0
1994	34.3 °C10 July 1994	1.5 °C21 January 1994	20.6 °C	1,729 mm	55	0
1993	32.9 °C25 July 1993	0.0 °C29 January 1993	20.1 °C	1,715 mm	67	0
1992	34.1 °C29 July 1992	1.0 °C15 January 1992	20.1 °C	1,975 mm	69	0
1991	35.7 °C3 June 1991	-1.8 °C29 December 1991	21.0 °C	1,393 mm	89	2
1990	35.2 °C17 August 1990	1.3 °C1 February 1990	20.8 °C	1,992 mm	72	0
1989	35.1 °C14 August 1989	2.4 °C14 January 1989	20.4 °C	1,577 mm	75	0
1988	34.6 °C18 July 1988	4.0 °C12 December 1988	20.2 °C	1,560 mm	79	0
1987	34.2 °C13 July 1987	1.7 °C7 December 1987	20.9 °C	1,539 mm	73	0
1986	33.6 °C9 July 1986	0.6 °C1 March 1986	20.2 °C	1,699 mm	75	0
1985	33.6 °C22 June 1985	0.3 °C17 December 1985	20.0 °C	1,842 mm	55	0
1984	33.1 °C26 July 1984	0.3 °C8 February 1984	19.7 °C	1,475 mm	61	0
1983	33.5 °C11 August 1983	1.3 °C30 December 1983	20.0 °C	2,243 mm	84	0
1982	35.1 °C28 July 1982	0.7 °C28 December 1982	20.3 °C	1,558 mm	72	0
1981	33.7 °C12 August 1981	1.9 °C12 January 1981	20.4 °C	1,688 mm	64	0
1980	34.3 °C10 July 1980	-1.1 °C31 January 1980	20.2 °C	1,609 mm	83	2
1979	34.1 °C4 July 1979	0.5 °C1 February 1979	20.2 °C	1,642 mm	64	0
1978	34.6 °C16 July 1978	1.8 °C21 January 1978	20.2 °C	1,955 mm	72	0
1977	35.3 °C7 May 1977	0.4 °C30 January 1977	20.6 °C	1,230 mm	89	0
1976	34.2 °C29 June 1976	0.6 °C28 December 1976	19.9 °C	1,757 mm	59	0
1975	33.4 °C27 July 1975	0.1 °C16 December 1975	20.2 °C	2,048 mm	63	0
1974	34.3 °C21 August 1974	-0.3 °C26 February 1974	20.2 °C	1,860 mm	78	1
1973	32.6 °C9 September 1973	0.4 °C26 December 1973	20.6 °C	2,243 mm	53	0
1972	34.6 °C21 July 1972	0.0 °C9 February 1972	20.2 °C	1,918 mm	62	0
1971	34.7 °C20 July 1971	1.3 °C6 January 1971	20.1 °C	1,550 mm	73	0
1970	33.6 °C31 July 1970	0.3 °C16 January 1970	20.1 °C	1,887 mm	81	0
1969	33.8 °C3 August 1969	-1.0 °C6 February 1969	20.0 °C	1,405 mm	92	2
1968	33.8 °C20 July 1968	2.2 °C7 February 1968	20.2 °C	1,674 mm	56	0
1967	35.2 °C17 July 1967	-2.3 °C17 January 1967	20.1 °C	1,187 mm	79	3
1966	32.6 °C15 August 1966	1.5 °C28 December 1966	20.0 °C	1,438 mm	32	0
1965	31.7 °C20 July 1965	0.4 °C31 December 1965	19.3 °C	1,549 mm	17	0
1964	35.9 °C7 August 1964	2.3 °C26 February 1964	20.5 °C	1,515 mm	69	0
1963	34.7 °C5 September 1963	-0.8 °C16 January 1963	20.5 °C	908 mm	102	3
1962	34.6 °C2 August 1962	0.6 °C2 January 1962	20.1 °C	1,366 mm	78	0
1961	33.8 °C20 June 1961	0.0 °C18 January 1961	20.6 °C	2,396 mm	64	0
1960	33.9 °C21 August 1960	1.6 °C25 January 1960	20.6 °C	1,932 mm	74	0
1959	33.3 °C12 July 1959	0.5 °C11 January 1959	20.5 °C	1,523 mm	64	0
1958	33.7 °C15 July 1958	1.2 °C16 January 1958	20.2 °C	1,290 mm	72	0
1957	34.1 °C1 August 1957	-2.0 °C12 February 1957	20.1 °C	1,530 mm	70	3
1956	35.5 °C3 September 1956	-2.0 °C10 January 1956	20.2 °C	866 mm	96	3
1955	31.7 °C24 August 1955	-2.9 °C12 January 1955	19.8 °C	986 mm	30	3
1954	34.0 °C29 July 1954	1.4 °C16 December 1954	20.1 °C	951 mm	75	0
1953	33.6 °C6 August 1953	1.2 °C12 December 1953	20.2 °C	1,221 mm	61	0
1952	31.4 °C4 July 1952	0.6 °C19 February 1952	20.3 °C	1,261 mm	38	0
1951	32.8 °C31 July 1951	-0.1 °C13 January 1951	19.7 °C	1,514 mm	15	1
1950	31.2 °C17 July 1950	0.7 °C10 December 1950	19.7 °C	1,397 mm	20	0
1949	32.5 °C27 April 1949	-0.1 °C9 January 1949	20.4 °C	1,101 mm	50	1
1948	32.8 °C6 July 1948	1.1 °C27 January 1948	20.1 °C	1,181 mm	32	0
1947	30.5 °C26 August 1947	1.5 °C31 December 1947	19.2 °C	1,835 mm	11	0
1946	34.8 °C21 June 1946	0.0 °C6 January 1946	20.3 °C	856 mm	65	0
1945	31.3 °C31 July 1945	0.4 °C17 January 1945	18.6 °C	1,579 mm	16	0
1944	31.2 °C9 August 1944	0.3 °C9 December 1944	19.6 °C	1,401 mm	19	0
1943	34.2 °C27 May 1943	0.3 °C12 January 1943	20.1 °C	683 mm	73	0
1942	32.2 °C15 August 1942	0.6 °C7 December 1942	19.4 °C	1,386 mm	36	0
1941	30.8 °C14 August 1941	2.4 °C29 December 1941	19.4 °C	1,754 mm	13	0
1940	32.4 °C30 August 1940	-1.9 °C25 January 1940	19.2 °C	1,154 mm	26	3

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

26.2 °C

+1.5 °C

Hot days (≥ 30 °C)

123 d/yr

+49

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1625 mm

+74 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	19.1 °C	+2.0 °C	9 mm	-24 mm
Feb	19.0 °C	+1.0 °C	23 mm	-36 mm
Mar	22.9 °C	+1.6 °C	83 mm	-3 mm
Apr	26.9 °C	+2.1 °C	94 mm	-39 mm
May	28.5 °C	+0.9 °C	146 mm	-70 mm
Jun	30.7 °C	+1.7 °C	198 mm	-62 mm
Jul	31.6 °C	+1.0 °C	378 mm	+175 mm
Aug	30.7 °C	+0.5 °C	319 mm	+77 mm
Sep	30.9 °C	+1.7 °C	286 mm	+109 mm
Oct	28.4 °C	+1.9 °C	54 mm	-11 mm
Nov	23.3 °C	+0.4 °C	17 mm	-25 mm
Dec	21.7 °C	+3.0 °C	18 mm	-16 mm

The year's extremes

Hottest day

35.8 °C

7 Jul 2025

Coldest day

3.0 °C

12 Jan 2025

Wettest day

75.3 mm

5 Aug 2025

Windiest day

32.5 km/h

12 Apr 2025

Strongest gust

89.3 km/h

24 Sep 2025

Hottest feels-like

42.1 °C

17 Jul 2025

Coldest feels-like

-1.1 °C

12 Jan 2025

Sunniest day

13.0 h

11 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Hepo?

Hepo has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 1,551 mm of precipitation per year.

What is the hottest day ever recorded in Hepo?

The hottest day measured in Hepo between 1940 and 2025 was 1 July 2004, reaching 40.2 °C.

What is the coldest day in Hepo?

The coldest day measured in Hepo between 1940 and 2025 was 12 January 1955, at -2.9 °C.

Does it snow in Hepo?

Almost never: Hepo sees virtually no snow, with about 0 frost days per year.

Has the climate of Hepo warmed?

Yes: Hepo warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Hepo?

The wettest day measured in Hepo between 1940 and 2025 was 14 September 1970, with 288 mm of rain in 24 hours.

What was the windiest day in Hepo?

The windiest day measured in Hepo between 1940 and 2025 was 14 September 1970, with winds reaching 48.8 km/h.

What is the warmest month in Hepo?

The warmest month in Hepo is July (26.8 °C on average); the coldest is January (12.2 °C).

How much does it rain in Hepo?

Hepo receives on average 1,551 mm of precipitation per year, spread over about 163 rainy days.

Is it sunny in Hepo?

Hepo gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.

What is the biggest single-day snowfall in Hepo?

The heaviest 24-hour snowfall measured in Hepo between 1940 and 2025 was 24 January 2016, with 0.6 cm.

Are there tropical nights in Hepo?

Yes: Hepo has on average 160 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Hepo?

In Hepo, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 4 August 2024, and the lowest was -8.2 °C on 16 January 1967.

Compare Hepo with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Hepo

Other cities — China

All cities in China →