Chongkan climate — normals and trends

Q: What is the climate of Chongkan?

Chongkan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.1 °C and it receives 1,187 mm of precipitation per year.

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

The hottest day measured in Chongkan between 1940 and 2025 was 3 August 2025, reaching 44.7 °C.

Q: What is the coldest day in Chongkan?

The coldest day measured in Chongkan between 1940 and 2025 was 9 January 1956, at -6.4 °C.

Q: Does it snow in Chongkan?

Yes. Chongkan gets on average 2.2 cm of snow per year and has around 2 frost days.

Q: Has the climate of Chongkan warmed?

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

Q: What is the wettest day in Chongkan?

The wettest day measured in Chongkan between 1940 and 2025 was 17 August 2015, with 175 mm of rain in 24 hours.

Q: What was the windiest day in Chongkan?

The windiest day measured in Chongkan between 1940 and 2025 was 23 May 1946, with winds reaching 72.1 km/h.

Q: What is the warmest month in Chongkan?

The warmest month in Chongkan is July (27.7 °C on average); the coldest is January (7.6 °C).

Q: How much does it rain in Chongkan?

Chongkan receives on average 1,187 mm of precipitation per year, spread over about 151 rainy days.

Q: Is it sunny in Chongkan?

Chongkan gets on average 6.5 hours of sunshine per day, roughly 2,373 hours per year over 1940-2025.

Chongkan (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.1 °C and it receives 1,187 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 (27.7 °C on average) and the coldest is January (7.6 °C). Rainfall peaks in July.

Chongkan averages 2 frost days, 70 hot days (≥ 30 °C) and 151 rainy days per year.

Chongkan 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 5 to 0 per year over the period.

The hottest day of the period reached 44.7 °C (on 3 August 2025) and the coldest -6.4 °C (on 9 January 1956).

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

ChongkanChongqing Municipality

coords: 30.16°, 105.61°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

18.1°C

Average daily high

21.6°C

Average daily low

15.0°C

Annual rainfall

1,187mm

Sunshine / day

6.5h

Mean relative humidity

77%

Average peak wind

11.6km/h

Seasonal range

20.1°C

Frost days (< 0 °C)

2 d/yr

Hot days (≥ 30 °C)

70 d/yr

Rainy days (≥ 1 mm)

151 d/yr

Annual snowfall

2.2 cm

Average feels-like high

22.7 °C

Average feels-like low

15.3 °C

Average peak gust

23.1 km/h

Tropical nights (≥ 20 °C)

116 d/yr

Solar radiation

11.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.32 · 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

44.7 °C

3 August 2025

Coldest day

-6.4 °C

9 January 1956

Wettest day

175 mm

17 August 2015

Windiest day

72.1 km/h

23 May 1946

Strongest gust

80.3 km/h

30 April 2001

Hottest feels-like

47.8 °C

15 July 2022

Coldest feels-like

-9.7 °C

9 January 1956

Snowiest day

7.9 cm

30 January 1980

Sunniest day

14.0 h

21 June 1951

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	44.7 °C3 August 2025	0.9 °C27 January 2025	19.9 °C	1,523 mm	119	0
2024	42.3 °C4 September 2024	0.8 °C16 December 2024	20.0 °C	989 mm	110	0
2023	40.0 °C23 July 2023	-0.6 °C19 January 2023	19.3 °C	1,131 mm	96	2
2022	43.6 °C21 August 2022	0.8 °C18 December 2022	19.6 °C	994 mm	97	0
2021	40.4 °C3 August 2021	-1.8 °C12 January 2021	18.5 °C	1,188 mm	74	4
2020	37.7 °C18 May 2020	0.0 °C21 December 2020	18.6 °C	1,162 mm	86	0
2019	38.1 °C26 August 2019	2.4 °C22 January 2019	18.4 °C	1,130 mm	68	0
2018	38.1 °C20 July 2018	-2.0 °C9 January 2018	18.5 °C	1,181 mm	86	2
2017	41.6 °C28 July 2017	1.7 °C19 December 2017	18.7 °C	879 mm	75	0
2016	39.8 °C25 August 2016	-3.3 °C25 January 2016	18.9 °C	1,038 mm	89	3
2015	36.6 °C2 August 2015	2.0 °C17 December 2015	19.2 °C	1,158 mm	85	0
2014	39.6 °C6 August 2014	0.9 °C19 December 2014	18.3 °C	1,162 mm	56	0
2013	41.7 °C23 August 2013	-1.4 °C1 January 2013	19.6 °C	963 mm	105	1
2012	37.9 °C11 August 2012	-0.1 °C31 December 2012	17.9 °C	1,204 mm	63	1
2011	43.2 °C18 August 2011	-1.0 °C21 January 2011	18.7 °C	799 mm	96	4
2010	40.7 °C12 August 2010	-0.1 °C16 December 2010	18.4 °C	951 mm	78	1
2009	39.1 °C9 September 2009	1.9 °C9 January 2009	18.9 °C	818 mm	88	0
2008	36.9 °C31 July 2008	-1.4 °C29 January 2008	18.2 °C	985 mm	72	2
2007	37.7 °C22 August 2007	1.8 °C19 January 2007	18.9 °C	1,136 mm	93	0
2006	41.8 °C1 September 2006	0.6 °C9 January 2006	19.3 °C	844 mm	91	0
2005	35.4 °C29 June 2005	-1.6 °C2 January 2005	18.2 °C	1,170 mm	78	1
2004	36.9 °C12 August 2004	-1.0 °C31 December 2004	18.1 °C	1,151 mm	64	1
2003	37.2 °C1 August 2003	0.9 °C26 December 2003	18.5 °C	1,103 mm	59	0
2002	36.9 °C13 July 2002	0.4 °C28 December 2002	18.6 °C	1,217 mm	67	0
2001	39.2 °C24 July 2001	-0.2 °C22 December 2001	18.6 °C	1,072 mm	61	1
2000	37.1 °C27 July 2000	1.6 °C1 January 2000	18.0 °C	1,267 mm	63	0
1999	35.7 °C1 August 1999	0.8 °C23 December 1999	18.3 °C	1,465 mm	60	0
1998	36.5 °C28 April 1998	1.3 °C20 January 1998	19.0 °C	1,393 mm	82	0
1997	39.5 °C29 August 1997	0.1 °C24 January 1997	18.4 °C	871 mm	82	0
1996	36.9 °C5 August 1996	-0.2 °C22 February 1996	17.4 °C	1,246 mm	78	1
1995	38.7 °C6 September 1995	1.3 °C5 January 1995	18.1 °C	1,117 mm	77	0
1994	41.4 °C5 August 1994	-0.5 °C21 January 1994	18.5 °C	1,044 mm	90	2
1993	34.9 °C14 July 1993	-1.3 °C24 January 1993	17.5 °C	1,113 mm	51	5
1992	37.1 °C16 August 1992	-1.0 °C16 January 1992	17.5 °C	1,101 mm	63	1
1991	36.8 °C25 July 1991	-3.6 °C28 December 1991	17.7 °C	1,118 mm	63	3
1990	36.9 °C7 August 1990	1.0 °C1 February 1990	18.2 °C	1,088 mm	79	0
1989	36.8 °C22 July 1989	-0.2 °C14 January 1989	17.4 °C	1,185 mm	52	1
1988	36.9 °C3 May 1988	0.8 °C18 January 1988	17.5 °C	1,272 mm	59	0
1987	34.8 °C23 May 1987	0.7 °C26 January 1987	18.0 °C	1,295 mm	46	0
1986	36.7 °C11 August 1986	0.6 °C3 March 1986	17.3 °C	1,231 mm	66	0
1985	36.8 °C5 August 1985	0.2 °C15 December 1985	17.4 °C	1,283 mm	61	0
1984	35.7 °C10 August 1984	-0.5 °C22 January 1984	17.3 °C	1,317 mm	61	2
1983	34.6 °C12 May 1983	-0.2 °C21 January 1983	17.7 °C	1,193 mm	44	1
1982	36.2 °C3 August 1982	-1.9 °C26 December 1982	17.3 °C	1,289 mm	51	2
1981	36.2 °C6 August 1981	0.9 °C23 December 1981	17.6 °C	1,189 mm	60	0
1980	35.7 °C27 July 1980	-1.4 °C2 February 1980	17.8 °C	1,122 mm	54	5
1979	36.2 °C9 August 1979	-3.0 °C23 November 1979	18.1 °C	1,143 mm	66	5
1978	39.0 °C25 August 1978	0.1 °C18 January 1978	18.5 °C	945 mm	87	0
1977	36.9 °C8 August 1977	-3.8 °C30 January 1977	18.0 °C	979 mm	72	6
1976	38.2 °C7 August 1976	-3.5 °C29 December 1976	17.2 °C	1,008 mm	52	4
1975	36.1 °C16 July 1975	-3.7 °C15 December 1975	18.0 °C	1,314 mm	71	9
1974	36.5 °C30 July 1974	-0.6 °C18 January 1974	17.7 °C	1,391 mm	49	1
1973	37.0 °C26 August 1973	0.1 °C2 January 1973	18.6 °C	1,254 mm	75	0
1972	42.7 °C26 August 1972	0.2 °C8 February 1972	18.3 °C	1,026 mm	82	0
1971	39.8 °C27 July 1971	0.5 °C31 January 1971	18.4 °C	852 mm	81	0
1970	37.6 °C18 August 1970	-4.7 °C7 January 1970	17.8 °C	936 mm	74	6
1969	37.6 °C28 July 1969	-2.3 °C31 January 1969	18.3 °C	1,046 mm	88	6
1968	36.2 °C31 July 1968	-0.8 °C8 February 1968	17.2 °C	1,437 mm	49	2
1967	36.8 °C22 August 1967	-2.0 °C12 January 1967	17.4 °C	1,415 mm	74	6
1966	33.7 °C22 June 1966	-1.3 °C24 February 1966	17.6 °C	1,116 mm	57	3
1965	33.5 °C29 July 1965	-2.2 °C19 December 1965	17.2 °C	1,526 mm	32	4
1964	35.4 °C14 August 1964	0.3 °C29 January 1964	17.8 °C	1,501 mm	55	0
1963	36.9 °C4 June 1963	-1.8 °C14 January 1963	18.5 °C	1,226 mm	72	4
1962	35.8 °C13 June 1962	-1.3 °C30 December 1962	18.0 °C	1,408 mm	77	2
1961	37.0 °C21 July 1961	0.0 °C17 January 1961	18.4 °C	1,486 mm	91	0
1960	36.7 °C10 June 1960	-0.6 °C26 January 1960	18.3 °C	1,479 mm	74	3
1959	39.7 °C28 August 1959	-0.7 °C11 January 1959	18.7 °C	907 mm	99	1
1958	36.6 °C25 July 1958	-0.8 °C1 February 1958	18.3 °C	1,151 mm	74	1
1957	38.0 °C31 August 1957	0.3 °C17 January 1957	18.0 °C	1,152 mm	55	0
1956	34.1 °C4 August 1956	-6.4 °C9 January 1956	17.6 °C	1,415 mm	58	12
1955	32.7 °C8 August 1955	-3.7 °C6 January 1955	17.6 °C	1,386 mm	42	15
1954	33.5 °C1 September 1954	-2.3 °C23 January 1954	17.7 °C	1,587 mm	60	7
1953	35.3 °C18 August 1953	1.0 °C27 January 1953	18.3 °C	1,419 mm	66	0
1952	34.7 °C4 July 1952	-1.8 °C7 January 1952	18.0 °C	1,826 mm	57	4
1951	33.2 °C15 August 1951	-3.0 °C14 January 1951	17.7 °C	1,405 mm	72	3
1950	33.7 °C23 July 1950	-1.8 °C17 December 1950	17.5 °C	1,443 mm	44	2
1949	33.6 °C8 July 1949	-3.6 °C8 January 1949	17.9 °C	1,131 mm	77	5
1948	32.9 °C29 July 1948	-2.9 °C28 January 1948	17.9 °C	1,189 mm	65	6
1947	33.2 °C6 July 1947	-2.9 °C20 December 1947	18.2 °C	1,244 mm	73	6
1946	37.2 °C19 July 1946	-0.4 °C9 January 1946	18.4 °C	1,031 mm	95	1
1945	34.2 °C5 June 1945	-4.3 °C11 February 1945	17.0 °C	1,177 mm	40	19
1944	34.8 °C4 August 1944	-5.0 °C18 December 1944	17.4 °C	1,003 mm	80	14
1943	33.1 °C4 August 1943	-1.0 °C8 February 1943	17.8 °C	1,431 mm	39	2
1942	33.3 °C8 August 1942	-1.7 °C8 January 1942	18.2 °C	1,447 mm	53	2
1941	33.9 °C12 July 1941	-1.3 °C24 January 1941	17.9 °C	1,040 mm	63	2
1940	34.6 °C14 July 1940	-3.1 °C25 January 1940	17.7 °C	1,011 mm	64	4

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

23.8 °C

+2.2 °C

Hot days (≥ 30 °C)

119 d/yr

+49

Frost days (< 0 °C)

0 d/yr

-2

Annual rainfall

1523 mm

+336 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	12.3 °C	+1.7 °C	39 mm	+15 mm
Feb	12.5 °C	-0.2 °C	45 mm	+19 mm
Mar	17.7 °C	0.0 °C	60 mm	+10 mm
Apr	27.2 °C	+4.2 °C	58 mm	-25 mm
May	30.0 °C	+3.5 °C	66 mm	-50 mm
Jun	33.2 °C	+4.4 °C	127 mm	-25 mm
Jul	35.9 °C	+4.4 °C	129 mm	-96 mm
Aug	35.3 °C	+3.5 °C	345 mm	+145 mm
Sep	27.7 °C	+0.8 °C	435 mm	+288 mm
Oct	22.8 °C	+1.4 °C	178 mm	+93 mm
Nov	17.1 °C	+0.4 °C	21 mm	-29 mm
Dec	13.7 °C	+2.0 °C	20 mm	-8 mm

The year's extremes

Hottest day

44.7 °C

3 Aug 2025

Coldest day

0.9 °C

27 Jan 2025

Wettest day

103.6 mm

11 Aug 2025

Windiest day

36.6 km/h

27 Mar 2025

Strongest gust

69.5 km/h

12 Apr 2025

Hottest feels-like

47.8 °C

5 Aug 2025

Coldest feels-like

-2.6 °C

27 Jan 2025

Sunniest day

13.9 h

16 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 Chongkan?

Chongkan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.1 °C and it receives 1,187 mm of precipitation per year.

What is the hottest day ever recorded in Chongkan?

The hottest day measured in Chongkan between 1940 and 2025 was 3 August 2025, reaching 44.7 °C.

What is the coldest day in Chongkan?

The coldest day measured in Chongkan between 1940 and 2025 was 9 January 1956, at -6.4 °C.

Does it snow in Chongkan?

Yes. Chongkan gets on average 2.2 cm of snow per year and has around 2 frost days.

Has the climate of Chongkan warmed?

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

What is the wettest day in Chongkan?

The wettest day measured in Chongkan between 1940 and 2025 was 17 August 2015, with 175 mm of rain in 24 hours.

What was the windiest day in Chongkan?

The windiest day measured in Chongkan between 1940 and 2025 was 23 May 1946, with winds reaching 72.1 km/h.

What is the warmest month in Chongkan?

The warmest month in Chongkan is July (27.7 °C on average); the coldest is January (7.6 °C).

How much does it rain in Chongkan?

Chongkan receives on average 1,187 mm of precipitation per year, spread over about 151 rainy days.

Is it sunny in Chongkan?

Chongkan gets on average 6.5 hours of sunshine per day, roughly 2,373 hours per year over 1940-2025.

What is the biggest single-day snowfall in Chongkan?

The heaviest 24-hour snowfall measured in Chongkan between 1940 and 2025 was 30 January 1980, with 7.9 cm.

Are there tropical nights in Chongkan?

Yes: Chongkan has on average 116 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Chongkan?

In Chongkan, between 1940 and 2025, the highest apparent temperature reached 47.8 °C on 15 July 2022, and the lowest was -9.7 °C on 9 January 1956.

Compare Chongkan with another city

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

Nearby cities

The climate around Chongkan

Other cities — China

All cities in China →