Huaiyuan Chengguanzhen climate — normals and trends

Q: What is the climate of Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 1,089 mm of precipitation per year.

Q: What is the hottest day ever recorded in Huaiyuan Chengguanzhen?

The hottest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 10 August 1946, reaching 40.5 °C.

Q: What is the coldest day in Huaiyuan Chengguanzhen?

The coldest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 11 January 1955, at -24.8 °C.

Q: Does it snow in Huaiyuan Chengguanzhen?

Yes. Huaiyuan Chengguanzhen gets on average 16.8 cm of snow per year and has around 54 frost days.

Q: Has the climate of Huaiyuan Chengguanzhen warmed?

Yes: Huaiyuan Chengguanzhen warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Huaiyuan Chengguanzhen?

The wettest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 19 July 1982, with 197 mm of rain in 24 hours.

Q: What was the windiest day in Huaiyuan Chengguanzhen?

The windiest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 17 August 2018, with winds reaching 44.0 km/h.

Q: What is the warmest month in Huaiyuan Chengguanzhen?

The warmest month in Huaiyuan Chengguanzhen is July (28.0 °C on average); the coldest is January (1.6 °C).

Q: How much does it rain in Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen receives on average 1,089 mm of precipitation per year, spread over about 102 rainy days.

Q: Is it sunny in Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.

Huaiyuan Chengguanzhen (China) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 15.5 °C and it receives 1,089 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 (28.0 °C on average) and the coldest is January (1.6 °C). Rainfall peaks in July.

Huaiyuan Chengguanzhen averages 54 frost days, 66 hot days (≥ 30 °C) and 102 rainy days per year.

Huaiyuan Chengguanzhen has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.

The number of frost days there went from about 64 to 44 per year over the period.

The hottest day of the period reached 40.5 °C (on 10 August 1946) and the coldest -24.8 °C (on 11 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

Huaiyuan ChengguanzhenAnhui

coords: 32.96°, 117.17°
period: 1940–2025 · 86 yrs

CwaHumid subtropical, dry winterWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthDecember

Mean daily temperature

15.5°C

Average daily high

19.8°C

Average daily low

11.7°C

Annual rainfall

1,089mm

Sunshine / day

8.2h

Mean relative humidity

73%

Average peak wind

14.7km/h

Seasonal range

26.4°C

Frost days (< 0 °C)

54 d/yr

Hot days (≥ 30 °C)

66 d/yr

Rainy days (≥ 1 mm)

102 d/yr

Annual snowfall

16.8 cm

Average feels-like high

19.8 °C

Average feels-like low

10.9 °C

Average peak gust

30.1 km/h

Tropical nights (≥ 20 °C)

98 d/yr

Solar radiation

14.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.24 · 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

40.5 °C

10 August 1946

Coldest day

-24.8 °C

11 January 1955

Wettest day

197 mm

19 July 1982

Windiest day

44.0 km/h

17 August 2018

Strongest gust

94.0 km/h

17 August 2018

Hottest feels-like

46.7 °C

2 August 2003

Coldest feels-like

-30.2 °C

11 January 1955

Snowiest day

21.5 cm

24 December 1991

Sunniest day

13.9 h

1 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.1 °C6 July 2025	-8.5 °C8 February 2025	17.4 °C	1,108 mm	88	35
2024	37.7 °C23 July 2024	-7.9 °C23 January 2024	17.1 °C	868 mm	96	56
2023	35.9 °C28 June 2023	-10.1 °C22 December 2023	16.8 °C	934 mm	86	46
2022	37.9 °C13 August 2022	-7.1 °C25 December 2022	16.8 °C	749 mm	88	51
2021	35.9 °C11 July 2021	-9.2 °C8 January 2021	16.9 °C	1,043 mm	82	31
2020	36.9 °C4 June 2020	-8.6 °C31 December 2020	16.6 °C	1,257 mm	72	32
2019	37.6 °C25 July 2019	-5.2 °C16 January 2019	16.6 °C	540 mm	85	37
2018	36.0 °C14 July 2018	-15.2 °C12 January 2018	16.3 °C	1,166 mm	77	48
2017	38.1 °C24 July 2017	-5.1 °C17 December 2017	16.6 °C	1,141 mm	80	33
2016	36.9 °C25 July 2016	-10.8 °C24 January 2016	16.2 °C	1,006 mm	65	45
2015	35.7 °C3 August 2015	-4.9 °C18 December 2015	15.8 °C	891 mm	49	41
2014	36.8 °C30 May 2014	-7.0 °C11 February 2014	15.9 °C	1,015 mm	56	50
2013	38.2 °C11 August 2013	-7.5 °C4 January 2013	16.2 °C	904 mm	83	57
2012	37.0 °C29 July 2012	-6.7 °C23 January 2012	15.7 °C	813 mm	76	53
2011	37.0 °C8 June 2011	-8.9 °C16 January 2011	15.5 °C	930 mm	59	69
2010	37.2 °C12 August 2010	-7.2 °C13 January 2010	15.8 °C	870 mm	74	51
2009	38.5 °C25 June 2009	-8.5 °C24 January 2009	16.0 °C	834 mm	69	47
2008	34.7 °C4 July 2008	-9.6 °C22 December 2008	15.7 °C	941 mm	65	60
2007	36.8 °C29 July 2007	-4.5 °C1 February 2007	16.6 °C	1,049 mm	71	32
2006	38.3 °C20 June 2006	-5.5 °C7 January 2006	16.5 °C	1,008 mm	72	42
2005	36.8 °C23 June 2005	-7.6 °C1 January 2005	15.8 °C	1,454 mm	71	68
2004	38.1 °C29 July 2004	-7.0 °C31 December 2004	16.6 °C	760 mm	69	37
2003	38.1 °C1 August 2003	-9.0 °C5 January 2003	15.4 °C	1,409 mm	50	50
2002	38.3 °C15 July 2002	-7.7 °C26 December 2002	16.4 °C	979 mm	71	29
2001	38.2 °C2 July 2001	-7.1 °C25 December 2001	16.3 °C	675 mm	76	34
2000	36.0 °C24 May 2000	-8.8 °C27 January 2000	16.0 °C	1,084 mm	74	31
1999	36.6 °C10 September 1999	-8.3 °C22 December 1999	16.0 °C	733 mm	60	36
1998	37.0 °C13 July 1998	-10.0 °C19 January 1998	16.5 °C	1,180 mm	70	36
1997	37.5 °C5 June 1997	-7.9 °C8 January 1997	16.1 °C	911 mm	84	48
1996	35.9 °C15 June 1996	-7.8 °C18 February 1996	15.2 °C	1,298 mm	52	51
1995	36.7 °C6 September 1995	-5.6 °C5 February 1995	15.8 °C	773 mm	66	53
1994	38.0 °C4 July 1994	-5.1 °C19 January 1994	16.4 °C	877 mm	81	35
1993	35.1 °C12 July 1993	-11.4 °C16 January 1993	14.9 °C	1,205 mm	48	55
1992	36.7 °C28 July 1992	-6.5 °C2 January 1992	15.2 °C	980 mm	58	57
1991	37.3 °C19 July 1991	-13.8 °C29 December 1991	14.9 °C	1,556 mm	52	43
1990	36.3 °C9 July 1990	-11.5 °C1 February 1990	15.8 °C	934 mm	75	47
1989	36.3 °C19 July 1989	-4.8 °C27 January 1989	15.1 °C	1,331 mm	37	42
1988	39.2 °C19 July 1988	-7.0 °C16 December 1988	15.2 °C	734 mm	60	70
1987	35.2 °C4 June 1987	-7.5 °C4 February 1987	15.3 °C	1,371 mm	53	50
1986	35.6 °C11 August 1986	-8.4 °C5 January 1986	15.0 °C	1,290 mm	59	64
1985	35.6 °C7 August 1985	-9.0 °C20 February 1985	14.8 °C	1,119 mm	68	60
1984	35.5 °C16 July 1984	-13.4 °C24 January 1984	14.6 °C	1,196 mm	61	67
1983	36.5 °C6 August 1983	-7.2 °C8 January 1983	15.3 °C	1,310 mm	53	54
1982	37.9 °C25 May 1982	-7.4 °C19 January 1982	15.2 °C	1,384 mm	58	51
1981	36.8 °C19 June 1981	-8.4 °C28 January 1981	15.0 °C	1,038 mm	65	75
1980	36.8 °C27 July 1980	-13.9 °C31 January 1980	14.6 °C	1,404 mm	45	66
1979	35.8 °C6 August 1979	-13.9 °C16 January 1979	15.2 °C	1,122 mm	63	62
1978	40.2 °C8 July 1978	-5.9 °C16 January 1978	16.0 °C	681 mm	97	57
1977	35.8 °C5 July 1977	-9.2 °C5 January 1977	15.3 °C	1,160 mm	52	56
1976	36.6 °C4 August 1976	-9.3 °C28 December 1976	14.8 °C	759 mm	45	67
1975	35.0 °C19 July 1975	-5.9 °C15 December 1975	15.4 °C	1,492 mm	67	56
1974	36.4 °C23 July 1974	-13.3 °C9 February 1974	14.7 °C	1,283 mm	60	72
1973	35.3 °C6 August 1973	-11.2 °C25 December 1973	15.3 °C	845 mm	59	54
1972	36.2 °C11 June 1972	-9.6 °C9 February 1972	14.5 °C	1,218 mm	60	73
1971	37.4 °C1 August 1971	-8.9 °C5 February 1971	15.0 °C	1,059 mm	65	67
1970	35.7 °C9 August 1970	-10.8 °C5 January 1970	14.8 °C	1,194 mm	56	56
1969	36.6 °C1 June 1969	-18.0 °C5 February 1969	14.3 °C	1,145 mm	66	88
1968	37.0 °C5 June 1968	-8.4 °C15 January 1968	15.3 °C	983 mm	67	65
1967	38.0 °C28 August 1967	-15.9 °C4 January 1967	14.9 °C	991 mm	90	79
1966	39.2 °C9 August 1966	-15.8 °C27 December 1966	16.1 °C	659 mm	86	56
1965	36.6 °C29 June 1965	-8.1 °C17 December 1965	15.3 °C	1,030 mm	66	58
1964	38.3 °C15 July 1964	-12.8 °C18 February 1964	15.2 °C	1,199 mm	68	56
1963	35.4 °C14 July 1963	-9.1 °C4 February 1963	15.0 °C	1,348 mm	47	65
1962	36.2 °C17 July 1962	-7.3 °C31 January 1962	15.3 °C	1,334 mm	59	66
1961	37.9 °C23 July 1961	-7.2 °C11 January 1961	16.2 °C	1,088 mm	77	47
1960	36.4 °C5 June 1960	-7.8 °C19 December 1960	15.3 °C	979 mm	66	58
1959	39.9 °C30 July 1959	-9.5 °C17 January 1959	15.6 °C	798 mm	85	53
1958	37.1 °C28 July 1958	-11.6 °C16 January 1958	15.1 °C	938 mm	70	45
1957	35.4 °C19 June 1957	-15.5 °C10 February 1957	14.3 °C	922 mm	53	61
1956	35.5 °C23 July 1956	-17.1 °C24 January 1956	14.3 °C	1,340 mm	53	82
1955	34.5 °C20 June 1955	-24.8 °C11 January 1955	14.9 °C	1,251 mm	58	47
1954	35.5 °C13 August 1954	-15.7 °C24 January 1954	14.5 °C	2,430 mm	43	62
1953	37.4 °C30 July 1953	-10.0 °C18 January 1953	15.7 °C	1,579 mm	62	51
1952	34.8 °C30 June 1952	-16.8 °C19 February 1952	14.7 °C	1,372 mm	43	65
1951	36.2 °C8 August 1951	-16.3 °C13 January 1951	14.8 °C	1,567 mm	50	56
1950	34.7 °C14 July 1950	-8.3 °C15 February 1950	15.3 °C	1,449 mm	58	60
1949	34.1 °C22 July 1949	-7.5 °C9 January 1949	15.6 °C	1,536 mm	54	46
1948	34.1 °C2 July 1948	-15.8 °C26 January 1948	15.7 °C	1,312 mm	55	44
1947	34.0 °C17 August 1947	-11.8 °C27 January 1947	15.4 °C	1,250 mm	61	49
1946	40.5 °C10 August 1946	-7.6 °C10 January 1946	17.2 °C	776 mm	109	55
1945	38.2 °C8 June 1945	-17.7 °C17 January 1945	15.1 °C	1,133 mm	81	78
1944	37.5 °C13 July 1944	-9.0 °C20 December 1944	15.9 °C	788 mm	82	67
1943	32.7 °C14 June 1943	-9.0 °C7 February 1943	15.4 °C	1,372 mm	29	63
1942	37.3 °C6 August 1942	-7.6 °C17 January 1942	16.2 °C	848 mm	71	58
1941	38.6 °C10 July 1941	-8.7 °C24 January 1941	16.7 °C	648 mm	84	56
1940	34.8 °C18 June 1940	-8.5 °C3 February 1940	16.0 °C	676 mm	80	56

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

22.0 °C

+2.2 °C

Hot days (≥ 30 °C)

88 d/yr

+22

Frost days (< 0 °C)

35 d/yr

-19

Annual rainfall

1108 mm

+19 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	9.7 °C	+3.8 °C	33 mm	+4 mm
Feb	9.8 °C	+1.5 °C	7 mm	-32 mm
Mar	16.7 °C	+2.9 °C	55 mm	-7 mm
Apr	25.6 °C	+5.2 °C	31 mm	-41 mm
May	27.6 °C	+1.9 °C	92 mm	-9 mm
Jun	30.0 °C	+0.3 °C	293 mm	+141 mm
Jul	34.1 °C	+2.6 °C	59 mm	-203 mm
Aug	32.8 °C	+1.8 °C	221 mm	+70 mm
Sep	26.7 °C	+0.1 °C	188 mm	+83 mm
Oct	20.8 °C	-0.8 °C	97 mm	+43 mm
Nov	17.8 °C	+2.7 °C	19 mm	-21 mm
Dec	11.4 °C	+2.9 °C	16 mm	-9 mm

The year's extremes

Hottest day

38.1 °C

6 Jul 2025

Coldest day

-8.5 °C

8 Feb 2025

Wettest day

128.8 mm

20 Jun 2025

Windiest day

35.1 km/h

12 Apr 2025

Strongest gust

68.0 km/h

12 Apr 2025

Hottest feels-like

46.7 °C

6 Jul 2025

Coldest feels-like

-13.3 °C

8 Feb 2025

Snowiest day

1.1 cm

31 Dec 2025

Sunniest day

13.7 h

17 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 Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 1,089 mm of precipitation per year.

What is the hottest day ever recorded in Huaiyuan Chengguanzhen?

The hottest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 10 August 1946, reaching 40.5 °C.

What is the coldest day in Huaiyuan Chengguanzhen?

The coldest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 11 January 1955, at -24.8 °C.

Does it snow in Huaiyuan Chengguanzhen?

Yes. Huaiyuan Chengguanzhen gets on average 16.8 cm of snow per year and has around 54 frost days.

Has the climate of Huaiyuan Chengguanzhen warmed?

Yes: Huaiyuan Chengguanzhen warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Huaiyuan Chengguanzhen?

The wettest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 19 July 1982, with 197 mm of rain in 24 hours.

What was the windiest day in Huaiyuan Chengguanzhen?

The windiest day measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 17 August 2018, with winds reaching 44.0 km/h.

What is the warmest month in Huaiyuan Chengguanzhen?

The warmest month in Huaiyuan Chengguanzhen is July (28.0 °C on average); the coldest is January (1.6 °C).

How much does it rain in Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen receives on average 1,089 mm of precipitation per year, spread over about 102 rainy days.

Is it sunny in Huaiyuan Chengguanzhen?

Huaiyuan Chengguanzhen gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.

What is the biggest single-day snowfall in Huaiyuan Chengguanzhen?

The heaviest 24-hour snowfall measured in Huaiyuan Chengguanzhen between 1940 and 2025 was 24 December 1991, with 21.5 cm.

Are there tropical nights in Huaiyuan Chengguanzhen?

Yes: Huaiyuan Chengguanzhen has on average 98 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Huaiyuan Chengguanzhen?

In Huaiyuan Chengguanzhen, between 1940 and 2025, the highest apparent temperature reached 46.7 °C on 2 August 2003, and the lowest was -30.2 °C on 11 January 1955.

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