Chengxiang climate — normals and trends

Q: What is the climate of Chengxiang?

Chengxiang has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 1,501 mm of precipitation per year.

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

The hottest day measured in Chengxiang between 1940 and 2025 was 23 August 1961, reaching 34.5 °C.

Q: What is the coldest day in Chengxiang?

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

Q: Does it snow in Chengxiang?

Yes. Chengxiang gets on average 52.9 cm of snow per year and has around 57 frost days.

Q: Has the climate of Chengxiang warmed?

Yes: Chengxiang warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Chengxiang?

The wettest day measured in Chengxiang between 1940 and 2025 was 13 July 1983, with 136 mm of rain in 24 hours.

Q: What was the windiest day in Chengxiang?

The windiest day measured in Chengxiang between 1940 and 2025 was 12 April 1979, with winds reaching 21.6 km/h.

Q: What is the warmest month in Chengxiang?

The warmest month in Chengxiang is July (23.0 °C on average); the coldest is January (1.3 °C).

Q: How much does it rain in Chengxiang?

Chengxiang receives on average 1,501 mm of precipitation per year, spread over about 174 rainy days.

Q: Is it sunny in Chengxiang?

Chengxiang gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.

Chengxiang (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 1,501 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 (23.0 °C on average) and the coldest is January (1.3 °C). Rainfall peaks in July.

Chengxiang averages 57 frost days, 9 hot days (≥ 30 °C) and 174 rainy days per year.

Chengxiang has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.

The number of frost days there went from about 68 to 46 per year over the period.

The hottest day of the period reached 34.5 °C (on 23 August 1961) 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

ChengxiangChongqing Municipality

coords: 31.40°, 109.57°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

12.7°C

Average daily high

16.4°C

Average daily low

9.2°C

Annual rainfall

1,501mm

Sunshine / day

7.2h

Mean relative humidity

78%

Average peak wind

6.6km/h

Seasonal range

21.7°C

Frost days (< 0 °C)

57 d/yr

Hot days (≥ 30 °C)

9 d/yr

Rainy days (≥ 1 mm)

174 d/yr

Annual snowfall

52.9 cm

Average feels-like high

16.4 °C

Average feels-like low

8.4 °C

Average peak gust

28.0 km/h

Tropical nights (≥ 20 °C)

28 d/yr

Solar radiation

12.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.32 · 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

34.5 °C

23 August 1961

Coldest day

-21.4 °C

28 December 1991

Wettest day

136 mm

13 July 1983

Windiest day

21.6 km/h

12 April 1979

Strongest gust

101.9 km/h

18 March 1966

Hottest feels-like

39.1 °C

23 July 1961

Coldest feels-like

-26.2 °C

28 December 1991

Snowiest day

15.3 cm

8 March 1996

Sunniest day

13.8 h

30 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	33.8 °C16 July 2025	-4.9 °C28 January 2025	14.1 °C	1,355 mm	34	42
2024	32.6 °C13 August 2024	-5.7 °C22 January 2024	14.1 °C	1,169 mm	34	48
2023	32.1 °C17 August 2023	-6.1 °C17 January 2023	13.5 °C	1,626 mm	14	36
2022	33.7 °C15 August 2022	-4.5 °C7 February 2022	13.7 °C	1,098 mm	37	61
2021	32.8 °C1 August 2021	-5.6 °C8 January 2021	13.5 °C	1,631 mm	7	35
2020	31.9 °C10 August 2020	-4.3 °C30 December 2020	13.1 °C	1,618 mm	7	41
2019	31.6 °C16 August 2019	-4.6 °C1 January 2019	13.2 °C	1,040 mm	13	36
2018	31.7 °C20 July 2018	-12.4 °C9 January 2018	13.2 °C	1,174 mm	25	52
2017	32.1 °C27 July 2017	-3.1 °C30 January 2017	13.2 °C	1,525 mm	12	32
2016	33.4 °C19 August 2016	-9.7 °C25 January 2016	13.4 °C	1,125 mm	17	45
2015	29.9 °C6 September 2015	-4.4 °C17 December 2015	13.5 °C	1,157 mm	0	30
2014	31.6 °C22 July 2014	-5.4 °C13 February 2014	13.0 °C	1,452 mm	11	46
2013	32.4 °C19 June 2013	-5.1 °C5 January 2013	13.7 °C	1,112 mm	24	54
2012	32.6 °C11 August 2012	-6.6 °C30 December 2012	12.6 °C	1,056 mm	16	49
2011	31.7 °C16 August 2011	-5.7 °C2 January 2011	12.8 °C	1,337 mm	12	58
2010	32.6 °C4 August 2010	-6.0 °C16 December 2010	13.0 °C	1,262 mm	14	43
2009	31.2 °C19 July 2009	-4.7 °C13 January 2009	13.1 °C	1,283 mm	6	54
2008	29.9 °C11 July 2008	-11.3 °C29 January 2008	12.8 °C	1,260 mm	0	70
2007	30.9 °C10 July 2007	-4.1 °C18 January 2007	13.2 °C	1,342 mm	3	40
2006	32.6 °C14 July 2006	-4.8 °C6 January 2006	13.5 °C	931 mm	24	53
2005	31.3 °C13 August 2005	-5.0 °C2 January 2005	12.7 °C	1,361 mm	4	66
2004	32.0 °C10 August 2004	-7.9 °C27 January 2004	12.9 °C	1,318 mm	5	49
2003	31.8 °C1 August 2003	-6.2 °C6 March 2003	12.9 °C	1,578 mm	10	49
2002	32.2 °C14 July 2002	-8.5 °C26 December 2002	13.2 °C	1,360 mm	7	39
2001	30.7 °C20 July 2001	-9.8 °C21 December 2001	13.1 °C	1,107 mm	11	53
2000	31.2 °C27 July 2000	-10.0 °C27 January 2000	12.7 °C	1,771 mm	7	56
1999	31.7 °C8 August 1999	-11.7 °C22 December 1999	13.0 °C	1,558 mm	7	56
1998	31.0 °C23 August 1998	-10.9 °C20 January 1998	13.5 °C	1,762 mm	5	57
1997	31.3 °C31 August 1997	-10.6 °C24 January 1997	12.9 °C	1,186 mm	9	52
1996	30.3 °C27 July 1996	-12.3 °C10 March 1996	12.1 °C	1,684 mm	3	74
1995	32.3 °C7 September 1995	-11.3 °C28 January 1995	12.4 °C	1,257 mm	9	73
1994	32.9 °C5 August 1994	-13.0 °C21 January 1994	12.9 °C	1,441 mm	18	52
1993	30.6 °C15 July 1993	-14.6 °C16 January 1993	12.0 °C	2,049 mm	3	63
1992	31.0 °C1 August 1992	-11.4 °C1 January 1992	12.2 °C	1,432 mm	9	72
1991	32.2 °C25 July 1991	-21.4 °C28 December 1991	12.5 °C	1,627 mm	6	37
1990	33.4 °C28 August 1990	-6.3 °C30 January 1990	13.4 °C	1,259 mm	13	34
1989	32.5 °C18 July 1989	-10.0 °C14 January 1989	12.1 °C	1,880 mm	6	56
1988	32.6 °C19 July 1988	-7.9 °C11 February 1988	12.5 °C	1,319 mm	5	68
1987	29.3 °C29 August 1987	-7.7 °C16 December 1987	12.8 °C	1,714 mm	0	43
1986	30.3 °C12 July 1986	-8.5 °C4 January 1986	12.2 °C	1,610 mm	4	66
1985	31.3 °C5 August 1985	-8.6 °C11 December 1985	12.2 °C	1,463 mm	6	68
1984	30.6 °C31 July 1984	-13.1 °C31 January 1984	12.1 °C	1,568 mm	4	66
1983	29.5 °C26 July 1983	-12.1 °C12 January 1983	12.4 °C	2,020 mm	0	60
1982	30.5 °C8 August 1982	-9.5 °C26 December 1982	12.3 °C	1,998 mm	1	58
1981	31.4 °C28 July 1981	-8.9 °C31 December 1981	12.5 °C	1,367 mm	13	54
1980	30.4 °C28 July 1980	-12.3 °C5 February 1980	12.2 °C	1,712 mm	2	59
1979	31.8 °C9 August 1979	-13.5 °C31 January 1979	12.8 °C	1,525 mm	7	65
1978	31.8 °C4 August 1978	-12.8 °C2 January 1978	12.8 °C	1,146 mm	17	61
1977	31.6 °C3 August 1977	-18.2 °C30 January 1977	12.2 °C	1,378 mm	9	72
1976	31.6 °C31 July 1976	-8.6 °C23 January 1976	12.2 °C	1,175 mm	13	61
1975	32.1 °C21 July 1975	-9.4 °C14 December 1975	13.1 °C	1,249 mm	17	50
1974	30.7 °C10 July 1974	-12.0 °C7 February 1974	12.2 °C	1,566 mm	2	74
1973	32.3 °C22 August 1973	-7.2 °C17 January 1973	13.1 °C	1,515 mm	7	47
1972	31.2 °C12 August 1972	-13.2 °C9 February 1972	12.6 °C	1,445 mm	11	55
1971	32.0 °C26 July 1971	-11.4 °C6 February 1971	12.6 °C	1,554 mm	13	40
1970	33.3 °C17 August 1970	-7.6 °C5 January 1970	12.7 °C	1,182 mm	21	41
1969	32.7 °C28 July 1969	-16.5 °C31 January 1969	12.6 °C	1,554 mm	7	72
1968	30.7 °C11 July 1968	-11.6 °C10 February 1968	12.3 °C	1,650 mm	4	60
1967	33.0 °C29 August 1967	-9.3 °C11 February 1967	12.4 °C	1,647 mm	19	85
1966	28.9 °C30 July 1966	-10.2 °C29 January 1966	12.2 °C	1,400 mm	0	61
1965	28.9 °C12 August 1965	-13.1 °C20 December 1965	11.8 °C	1,501 mm	0	69
1964	31.6 °C14 August 1964	-8.2 °C21 February 1964	12.7 °C	1,758 mm	10	72
1963	31.0 °C15 July 1963	-9.0 °C10 December 1963	13.2 °C	2,004 mm	9	64
1962	33.0 °C30 July 1962	-7.1 °C30 December 1962	12.8 °C	1,394 mm	15	67
1961	34.5 °C23 August 1961	-14.7 °C16 January 1961	13.4 °C	1,394 mm	40	48
1960	32.5 °C2 August 1960	-7.4 °C20 December 1960	13.1 °C	1,731 mm	10	43
1959	34.0 °C24 August 1959	-5.7 °C10 January 1959	13.2 °C	1,183 mm	26	54
1958	31.0 °C12 July 1958	-9.1 °C1 February 1958	13.0 °C	1,725 mm	6	51
1957	32.9 °C24 August 1957	-9.3 °C11 February 1957	12.8 °C	1,267 mm	16	50
1956	28.3 °C28 July 1956	-16.8 °C23 January 1956	11.8 °C	1,830 mm	0	84
1955	27.5 °C24 July 1955	-16.6 °C10 January 1955	12.1 °C	1,555 mm	0	56
1954	28.4 °C3 September 1954	-15.1 °C27 January 1954	11.9 °C	2,338 mm	0	68
1953	31.9 °C17 August 1953	-9.3 °C20 January 1953	12.9 °C	1,826 mm	7	49
1952	28.7 °C30 July 1952	-15.1 °C7 January 1952	12.5 °C	2,224 mm	0	64
1951	28.1 °C31 August 1951	-13.9 °C14 January 1951	12.2 °C	1,915 mm	0	60
1950	29.7 °C23 July 1950	-9.9 °C17 February 1950	12.4 °C	2,273 mm	0	50
1949	28.0 °C15 September 1949	-9.4 °C8 January 1949	12.7 °C	1,830 mm	0	46
1948	29.3 °C2 July 1948	-13.9 °C10 February 1948	12.6 °C	1,613 mm	0	56
1947	28.2 °C19 May 1947	-13.5 °C26 January 1947	12.5 °C	1,448 mm	0	63
1946	29.4 °C11 August 1946	-10.1 °C22 December 1946	12.9 °C	1,752 mm	0	62
1945	28.4 °C1 August 1945	-15.7 °C7 February 1945	11.4 °C	1,423 mm	0	86
1944	29.9 °C30 July 1944	-14.7 °C19 December 1944	12.3 °C	1,142 mm	0	70
1943	27.0 °C26 June 1943	-12.5 °C3 February 1943	12.1 °C	2,415 mm	0	75
1942	29.2 °C8 August 1942	-11.7 °C15 February 1942	12.9 °C	1,170 mm	0	57
1941	30.0 °C1 July 1941	-7.7 °C1 December 1941	12.6 °C	1,085 mm	1	73
1940	29.2 °C17 July 1940	-17.5 °C23 January 1940	12.0 °C	1,326 mm	0	83

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

18.3 °C

+1.9 °C

Hot days (≥ 30 °C)

34 d/yr

+25

Frost days (< 0 °C)

42 d/yr

-15

Annual rainfall

1355 mm

-146 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	7.0 °C	+2.3 °C	53 mm	+14 mm
Feb	7.1 °C	+0.4 °C	24 mm	-26 mm
Mar	12.1 °C	+0.4 °C	89 mm	-2 mm
Apr	20.2 °C	+3.1 °C	66 mm	-50 mm
May	23.8 °C	+2.8 °C	78 mm	-78 mm
Jun	24.9 °C	+0.6 °C	163 mm	-31 mm
Jul	30.6 °C	+3.8 °C	70 mm	-177 mm
Aug	29.1 °C	+2.2 °C	191 mm	+13 mm
Sep	23.8 °C	+1.4 °C	275 mm	+89 mm
Oct	18.0 °C	+1.1 °C	250 mm	+126 mm
Nov	12.6 °C	+1.0 °C	49 mm	-29 mm
Dec	9.4 °C	+3.0 °C	48 mm	+5 mm

The year's extremes

Hottest day

33.8 °C

16 Jul 2025

Coldest day

-4.9 °C

28 Jan 2025

Wettest day

55.2 mm

17 Oct 2025

Windiest day

15.6 km/h

27 Mar 2025

Strongest gust

78.1 km/h

12 Apr 2025

Hottest feels-like

37.8 °C

17 Jul 2025

Coldest feels-like

-8.2 °C

28 Jan 2025

Snowiest day

11.6 cm

17 Nov 2025

Sunniest day

13.6 h

15 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 Chengxiang?

Chengxiang has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 1,501 mm of precipitation per year.

What is the hottest day ever recorded in Chengxiang?

The hottest day measured in Chengxiang between 1940 and 2025 was 23 August 1961, reaching 34.5 °C.

What is the coldest day in Chengxiang?

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

Does it snow in Chengxiang?

Yes. Chengxiang gets on average 52.9 cm of snow per year and has around 57 frost days.

Has the climate of Chengxiang warmed?

Yes: Chengxiang warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Chengxiang?

The wettest day measured in Chengxiang between 1940 and 2025 was 13 July 1983, with 136 mm of rain in 24 hours.

What was the windiest day in Chengxiang?

The windiest day measured in Chengxiang between 1940 and 2025 was 12 April 1979, with winds reaching 21.6 km/h.

What is the warmest month in Chengxiang?

The warmest month in Chengxiang is July (23.0 °C on average); the coldest is January (1.3 °C).

How much does it rain in Chengxiang?

Chengxiang receives on average 1,501 mm of precipitation per year, spread over about 174 rainy days.

Is it sunny in Chengxiang?

Chengxiang gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.

What is the biggest single-day snowfall in Chengxiang?

The heaviest 24-hour snowfall measured in Chengxiang between 1940 and 2025 was 8 March 1996, with 15.3 cm.

Are there tropical nights in Chengxiang?

Yes: Chengxiang has on average 28 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Chengxiang?

In Chengxiang, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 23 July 1961, and the lowest was -26.2 °C on 28 December 1991.

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