Ziyang Chengguanzhen climate — normals and trends

Q: What is the climate of Ziyang Chengguanzhen?

Ziyang Chengguanzhen has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.0 °C and it receives 1,448 mm of precipitation per year.

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

The hottest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 14 August 2022, reaching 38.1 °C.

Q: What is the coldest day in Ziyang Chengguanzhen?

The coldest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 28 December 1991, at -21.4 °C.

Q: Does it snow in Ziyang Chengguanzhen?

Yes. Ziyang Chengguanzhen gets on average 65.6 cm of snow per year and has around 63 frost days.

Q: Has the climate of Ziyang Chengguanzhen warmed?

Yes: Ziyang Chengguanzhen warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ziyang Chengguanzhen?

The wettest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 14 August 1946, with 151 mm of rain in 24 hours.

Q: What was the windiest day in Ziyang Chengguanzhen?

The windiest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 27 March 2025, with winds reaching 22.6 km/h.

Q: What is the warmest month in Ziyang Chengguanzhen?

The warmest month in Ziyang Chengguanzhen is July (24.3 °C on average); the coldest is January (0.9 °C).

Q: How much does it rain in Ziyang Chengguanzhen?

Ziyang Chengguanzhen receives on average 1,448 mm of precipitation per year, spread over about 157 rainy days.

Q: Is it sunny in Ziyang Chengguanzhen?

Ziyang Chengguanzhen gets on average 6.9 hours of sunshine per day, roughly 2,519 hours per year over 1940-2025.

Ziyang Chengguanzhen (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.0 °C and it receives 1,448 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 (24.3 °C on average) and the coldest is January (0.9 °C). Rainfall peaks in July.

Ziyang Chengguanzhen averages 63 frost days, 26 hot days (≥ 30 °C) and 157 rainy days per year.

Ziyang Chengguanzhen has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The number of frost days there went from about 82 to 44 per year over the period.

The hottest day of the period reached 38.1 °C (on 14 August 2022) and the coldest -21.4 °C (on 28 December 1991).

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

Ziyang ChengguanzhenShaanxi

coords: 32.52°, 108.53°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

13.0°C

Average daily high

17.0°C

Average daily low

9.4°C

Annual rainfall

1,448mm

Sunshine / day

6.9h

Mean relative humidity

81%

Average peak wind

8.0km/h

Seasonal range

23.4°C

Frost days (< 0 °C)

63 d/yr

Hot days (≥ 30 °C)

26 d/yr

Rainy days (≥ 1 mm)

157 d/yr

Annual snowfall

65.6 cm

Average feels-like high

17.2 °C

Average feels-like low

8.9 °C

Average peak gust

25.6 km/h

Tropical nights (≥ 20 °C)

47 d/yr

Solar radiation

12.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.49 · 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

38.1 °C

14 August 2022

Coldest day

-21.4 °C

28 December 1991

Wettest day

151 mm

14 August 1946

Windiest day

22.6 km/h

27 March 2025

Strongest gust

70.6 km/h

4 April 1945

Hottest feels-like

43.4 °C

23 July 1961

Coldest feels-like

-25.7 °C

28 December 1991

Snowiest day

17.8 cm

13 March 1960

Sunniest day

13.9 h

30 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	37.0 °C16 July 2025	-4.4 °C28 January 2025	14.9 °C	1,370 mm	58	34
2024	35.4 °C1 September 2024	-4.8 °C23 January 2024	14.7 °C	1,180 mm	55	51
2023	34.5 °C23 July 2023	-4.7 °C18 January 2023	14.0 °C	1,493 mm	44	38
2022	38.1 °C14 August 2022	-4.4 °C18 December 2022	14.4 °C	1,150 mm	61	52
2021	36.4 °C1 August 2021	-5.4 °C8 January 2021	13.9 °C	1,781 mm	24	33
2020	34.1 °C5 August 2020	-5.4 °C31 December 2020	13.6 °C	1,456 mm	24	36
2019	34.0 °C16 August 2019	-6.0 °C12 January 2019	13.5 °C	1,130 mm	28	44
2018	35.6 °C18 July 2018	-14.0 °C9 January 2018	13.8 °C	1,095 mm	47	52
2017	36.5 °C27 July 2017	-3.5 °C31 January 2017	13.8 °C	1,438 mm	38	38
2016	35.7 °C19 August 2016	-7.7 °C25 January 2016	14.2 °C	986 mm	50	44
2015	33.4 °C2 August 2015	-5.2 °C28 January 2015	13.9 °C	1,250 mm	25	35
2014	33.9 °C30 July 2014	-5.1 °C7 February 2014	13.6 °C	1,260 mm	25	52
2013	33.9 °C26 July 2013	-5.4 °C5 January 2013	14.3 °C	1,078 mm	51	51
2012	33.1 °C28 July 2012	-7.4 °C22 January 2012	13.3 °C	1,058 mm	24	50
2011	34.1 °C14 August 2011	-6.2 °C2 January 2011	13.3 °C	1,378 mm	37	54
2010	35.0 °C11 August 2010	-5.1 °C16 December 2010	13.5 °C	1,422 mm	32	49
2009	33.6 °C26 June 2009	-5.4 °C13 January 2009	13.6 °C	1,310 mm	29	47
2008	32.4 °C6 July 2008	-7.0 °C29 January 2008	13.4 °C	1,287 mm	25	63
2007	32.6 °C10 July 2007	-3.8 °C28 January 2007	13.9 °C	1,158 mm	22	40
2006	34.8 °C18 June 2006	-6.2 °C28 February 2006	14.1 °C	954 mm	47	53
2005	32.5 °C29 June 2005	-7.1 °C3 January 2005	13.4 °C	1,268 mm	28	71
2004	34.1 °C29 June 2004	-5.8 °C31 December 2004	13.5 °C	1,604 mm	31	50
2003	35.2 °C31 July 2003	-7.8 °C28 January 2003	13.2 °C	1,617 mm	26	49
2002	34.7 °C13 July 2002	-7.3 °C26 December 2002	13.7 °C	1,171 mm	37	44
2001	32.7 °C20 July 2001	-12.8 °C21 December 2001	13.3 °C	1,217 mm	27	61
2000	33.3 °C26 July 2000	-8.1 °C21 December 2000	13.3 °C	1,732 mm	21	62
1999	34.5 °C10 September 1999	-5.7 °C22 December 1999	13.8 °C	1,250 mm	29	54
1998	33.5 °C18 July 1998	-7.6 °C19 January 1998	14.1 °C	1,550 mm	23	60
1997	33.5 °C21 July 1997	-6.7 °C5 February 1997	13.5 °C	1,089 mm	39	53
1996	32.5 °C25 July 1996	-7.9 °C18 November 1996	12.7 °C	1,606 mm	23	79
1995	34.7 °C12 July 1995	-9.8 °C5 January 1995	13.5 °C	1,166 mm	32	67
1994	35.4 °C4 August 1994	-6.8 °C18 January 1994	13.4 °C	1,492 mm	37	50
1993	33.1 °C13 July 1993	-15.9 °C16 January 1993	12.3 °C	1,717 mm	11	69
1992	34.9 °C1 August 1992	-13.4 °C1 January 1992	12.7 °C	1,451 mm	28	66
1991	35.0 °C25 July 1991	-21.4 °C28 December 1991	12.8 °C	1,448 mm	25	40
1990	33.5 °C10 August 1990	-12.9 °C1 February 1990	13.4 °C	1,382 mm	37	61
1989	34.8 °C22 July 1989	-14.4 °C14 January 1989	12.3 °C	1,713 mm	12	62
1988	35.1 °C18 July 1988	-11.1 °C11 February 1988	12.9 °C	1,167 mm	33	69
1987	32.2 °C23 May 1987	-11.7 °C6 December 1987	13.1 °C	1,670 mm	19	52
1986	34.6 °C11 August 1986	-10.2 °C4 January 1986	12.6 °C	1,290 mm	22	74
1985	35.1 °C5 August 1985	-11.7 °C10 January 1985	12.5 °C	1,538 mm	23	77
1984	33.5 °C4 June 1984	-15.9 °C24 December 1984	12.1 °C	1,516 mm	16	73
1983	32.4 °C25 July 1983	-14.6 °C12 January 1983	12.7 °C	1,781 mm	7	58
1982	33.1 °C17 June 1982	-9.4 °C26 December 1982	12.6 °C	1,629 mm	14	73
1981	33.8 °C18 June 1981	-8.5 °C31 December 1981	12.8 °C	1,627 mm	30	61
1980	33.6 °C23 July 1980	-13.4 °C5 February 1980	12.8 °C	1,593 mm	20	57
1979	33.8 °C9 August 1979	-13.9 °C15 January 1979	13.1 °C	1,462 mm	24	74
1978	34.2 °C30 June 1978	-16.0 °C19 January 1978	13.2 °C	1,273 mm	31	69
1977	34.0 °C1 July 1977	-16.9 °C30 January 1977	13.0 °C	1,232 mm	26	70
1976	34.5 °C24 July 1976	-7.9 °C27 December 1976	12.6 °C	1,035 mm	24	66
1975	34.8 °C21 July 1975	-17.5 °C15 December 1975	13.0 °C	1,623 mm	34	61
1974	33.2 °C9 July 1974	-16.9 °C26 February 1974	12.2 °C	1,643 mm	18	83
1973	33.1 °C26 August 1973	-9.4 °C29 January 1973	13.5 °C	1,408 mm	27	50
1972	35.7 °C11 August 1972	-11.3 °C8 February 1972	12.8 °C	1,304 mm	35	72
1971	34.6 °C16 July 1971	-11.4 °C31 January 1971	12.9 °C	1,395 mm	41	66
1970	34.7 °C17 August 1970	-7.7 °C5 January 1970	12.9 °C	1,371 mm	38	65
1969	35.2 °C28 July 1969	-15.1 °C1 February 1969	12.7 °C	1,159 mm	39	91
1968	32.7 °C28 July 1968	-13.6 °C24 January 1968	12.5 °C	1,500 mm	20	67
1967	35.2 °C22 August 1967	-13.8 °C15 February 1967	12.5 °C	1,765 mm	35	85
1966	31.9 °C21 June 1966	-16.0 °C28 January 1966	12.4 °C	1,244 mm	16	64
1965	31.0 °C12 August 1965	-15.8 °C18 December 1965	11.9 °C	1,703 mm	6	77
1964	34.0 °C7 July 1964	-12.4 °C18 January 1964	12.3 °C	1,910 mm	23	78
1963	34.0 °C26 July 1963	-9.1 °C12 December 1963	13.1 °C	1,832 mm	29	73
1962	35.3 °C15 July 1962	-8.5 °C30 December 1962	13.4 °C	1,199 mm	39	69
1961	35.3 °C21 July 1961	-16.7 °C16 January 1961	13.5 °C	1,594 mm	42	59
1960	33.1 °C3 July 1960	-13.4 °C25 January 1960	13.1 °C	1,620 mm	31	54
1959	36.9 °C13 July 1959	-13.2 °C13 January 1959	13.5 °C	1,103 mm	58	61
1958	34.5 °C8 August 1958	-8.7 °C1 February 1958	13.5 °C	1,732 mm	25	66
1957	34.9 °C12 August 1957	-10.5 °C18 January 1957	13.0 °C	1,339 mm	35	66
1956	31.3 °C25 July 1956	-17.3 °C26 January 1956	11.6 °C	1,677 mm	7	100
1955	29.7 °C7 September 1955	-17.8 °C21 February 1955	11.7 °C	1,488 mm	0	75
1954	31.0 °C2 September 1954	-15.7 °C16 December 1954	11.0 °C	2,132 mm	3	95
1953	32.8 °C13 August 1953	-12.2 °C20 January 1953	12.0 °C	1,847 mm	27	75
1952	31.8 °C3 July 1952	-16.2 °C7 January 1952	11.6 °C	2,404 mm	6	90
1951	31.0 °C6 August 1951	-15.1 °C14 January 1951	11.8 °C	1,743 mm	6	83
1950	31.7 °C23 July 1950	-16.8 °C17 February 1950	12.1 °C	1,849 mm	3	64
1949	31.1 °C11 July 1949	-19.0 °C8 January 1949	12.4 °C	1,789 mm	5	63
1948	30.9 °C11 August 1948	-16.6 °C10 February 1948	12.2 °C	1,447 mm	7	72
1947	31.4 °C20 May 1947	-18.6 °C20 December 1947	12.6 °C	1,076 mm	9	76
1946	32.1 °C4 August 1946	-14.5 °C22 December 1946	13.0 °C	2,770 mm	7	78
1945	31.5 °C1 August 1945	-19.4 °C4 February 1945	11.4 °C	1,253 mm	8	100
1944	32.8 °C29 July 1944	-19.4 °C18 December 1944	12.4 °C	1,150 mm	22	77
1943	29.9 °C1 August 1943	-14.4 °C3 February 1943	12.3 °C	1,727 mm	0	79
1942	31.3 °C14 August 1942	-12.4 °C15 February 1942	13.6 °C	1,014 mm	15	63
1941	35.0 °C30 June 1941	-10.0 °C10 January 1941	13.6 °C	810 mm	30	75
1940	33.0 °C13 July 1940	-20.8 °C25 January 1940	12.5 °C	1,381 mm	21	82

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

19.4 °C

+2.4 °C

Hot days (≥ 30 °C)

58 d/yr

+32

Frost days (< 0 °C)

34 d/yr

-29

Annual rainfall

1371 mm

-78 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	7.8 °C	+3.2 °C	46 mm	+12 mm
Feb	8.3 °C	+1.6 °C	20 mm	-22 mm
Mar	13.9 °C	+1.6 °C	69 mm	-6 mm
Apr	23.7 °C	+5.4 °C	30 mm	-68 mm
May	26.8 °C	+4.5 °C	59 mm	-79 mm
Jun	27.9 °C	+1.9 °C	106 mm	-59 mm
Jul	31.6 °C	+3.2 °C	86 mm	-160 mm
Aug	30.8 °C	+2.9 °C	187 mm	-18 mm
Sep	21.9 °C	-0.6 °C	452 mm	+247 mm
Oct	16.2 °C	-1.0 °C	216 mm	+90 mm
Nov	13.6 °C	+1.9 °C	58 mm	-17 mm
Dec	9.5 °C	+3.3 °C	42 mm	+3 mm

The year's extremes

Hottest day

37.0 °C

16 Jul 2025

Coldest day

-4.4 °C

28 Jan 2025

Wettest day

107.8 mm

29 Sep 2025

Windiest day

22.6 km/h

27 Mar 2025

Strongest gust

64.8 km/h

27 Mar 2025

Hottest feels-like

41.7 °C

16 Jul 2025

Coldest feels-like

-7.8 °C

27 Jan 2025

Snowiest day

13.5 cm

17 Nov 2025

Sunniest day

13.8 h

4 Jul 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 Ziyang Chengguanzhen?

Ziyang Chengguanzhen has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.0 °C and it receives 1,448 mm of precipitation per year.

What is the hottest day ever recorded in Ziyang Chengguanzhen?

The hottest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 14 August 2022, reaching 38.1 °C.

What is the coldest day in Ziyang Chengguanzhen?

The coldest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 28 December 1991, at -21.4 °C.

Does it snow in Ziyang Chengguanzhen?

Yes. Ziyang Chengguanzhen gets on average 65.6 cm of snow per year and has around 63 frost days.

Has the climate of Ziyang Chengguanzhen warmed?

Yes: Ziyang Chengguanzhen warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ziyang Chengguanzhen?

The wettest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 14 August 1946, with 151 mm of rain in 24 hours.

What was the windiest day in Ziyang Chengguanzhen?

The windiest day measured in Ziyang Chengguanzhen between 1940 and 2025 was 27 March 2025, with winds reaching 22.6 km/h.

What is the warmest month in Ziyang Chengguanzhen?

The warmest month in Ziyang Chengguanzhen is July (24.3 °C on average); the coldest is January (0.9 °C).

How much does it rain in Ziyang Chengguanzhen?

Ziyang Chengguanzhen receives on average 1,448 mm of precipitation per year, spread over about 157 rainy days.

Is it sunny in Ziyang Chengguanzhen?

Ziyang Chengguanzhen gets on average 6.9 hours of sunshine per day, roughly 2,519 hours per year over 1940-2025.

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

The heaviest 24-hour snowfall measured in Ziyang Chengguanzhen between 1940 and 2025 was 13 March 1960, with 17.8 cm.

Are there tropical nights in Ziyang Chengguanzhen?

Yes: Ziyang Chengguanzhen has on average 47 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ziyang Chengguanzhen?

In Ziyang Chengguanzhen, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 23 July 1961, and the lowest was -25.7 °C on 28 December 1991.

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