Lengshuitan climate — normals and trends

Q: What is the climate of Lengshuitan?

Lengshuitan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.6 °C and it receives 1,530 mm of precipitation per year.

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

The hottest day measured in Lengshuitan between 1940 and 2025 was 5 August 2010, reaching 41.9 °C.

Q: What is the coldest day in Lengshuitan?

The coldest day measured in Lengshuitan between 1940 and 2025 was 29 December 1991, at -11.8 °C.

Q: Does it snow in Lengshuitan?

Yes. Lengshuitan gets on average 7.0 cm of snow per year and has around 8 frost days.

Q: Has the climate of Lengshuitan warmed?

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

Q: What is the wettest day in Lengshuitan?

The wettest day measured in Lengshuitan between 1940 and 2025 was 6 August 1994, with 203 mm of rain in 24 hours.

Q: What was the windiest day in Lengshuitan?

The windiest day measured in Lengshuitan between 1940 and 2025 was 8 June 1946, with winds reaching 42.2 km/h.

Q: What is the warmest month in Lengshuitan?

The warmest month in Lengshuitan is July (29.3 °C on average); the coldest is January (6.8 °C).

Q: How much does it rain in Lengshuitan?

Lengshuitan receives on average 1,530 mm of precipitation per year, spread over about 162 rainy days.

Q: Is it sunny in Lengshuitan?

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

Lengshuitan (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.6 °C and it receives 1,530 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 (29.3 °C on average) and the coldest is January (6.8 °C). Rainfall peaks in June.

Lengshuitan averages 8 frost days, 97 hot days (≥ 30 °C) and 162 rainy days per year.

Lengshuitan 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 12 to 4 per year over the period.

The hottest day of the period reached 41.9 °C (on 5 August 2010) and the coldest -11.8 °C (on 29 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

LengshuitanHunan

coords: 26.41°, 111.60°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJuneDriest monthDecember

Mean daily temperature

18.6°C

Average daily high

22.3°C

Average daily low

15.2°C

Annual rainfall

1,530mm

Sunshine / day

6.9h

Mean relative humidity

75%

Average peak wind

12.3km/h

Seasonal range

22.5°C

Frost days (< 0 °C)

8 d/yr

Hot days (≥ 30 °C)

97 d/yr

Rainy days (≥ 1 mm)

162 d/yr

Annual snowfall

7.0 cm

Average feels-like high

23.3 °C

Average feels-like low

15.8 °C

Average peak gust

27.9 km/h

Tropical nights (≥ 20 °C)

135 d/yr

Solar radiation

12.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.24 · 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

41.9 °C

5 August 2010

Coldest day

-11.8 °C

29 December 1991

Wettest day

203 mm

6 August 1994

Windiest day

42.2 km/h

8 June 1946

Strongest gust

91.8 km/h

14 June 1946

Hottest feels-like

46.1 °C

15 July 2002

Coldest feels-like

-15.9 °C

29 December 1991

Snowiest day

17.4 cm

6 January 2003

Sunniest day

13.1 h

10 July 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.5 °C5 September 2025	-1.8 °C9 February 2025	20.3 °C	1,288 mm	132	2
2024	39.9 °C25 July 2024	-2.4 °C23 January 2024	19.7 °C	1,905 mm	105	7
2023	39.0 °C12 August 2023	-2.0 °C25 December 2023	19.8 °C	1,188 mm	111	6
2022	38.9 °C23 August 2022	-0.8 °C18 December 2022	19.3 °C	1,314 mm	114	1
2021	39.5 °C1 August 2021	-2.1 °C12 January 2021	19.9 °C	1,275 mm	127	6
2020	38.6 °C24 August 2020	-0.3 °C30 January 2020	19.2 °C	1,273 mm	105	3
2019	39.1 °C20 August 2019	-0.6 °C1 January 2019	18.9 °C	1,558 mm	110	3
2018	38.6 °C21 July 2018	-4.3 °C6 February 2018	19.3 °C	1,279 mm	108	12
2017	39.8 °C21 August 2017	-0.8 °C18 December 2017	19.4 °C	1,480 mm	100	3
2016	40.5 °C31 July 2016	-2.4 °C25 January 2016	19.2 °C	1,532 mm	105	4
2015	36.8 °C13 July 2015	-1.2 °C6 February 2015	19.0 °C	1,774 mm	80	1
2014	37.7 °C12 September 2014	-1.7 °C22 December 2014	19.1 °C	1,371 mm	99	9
2013	40.3 °C13 August 2013	-1.8 °C4 January 2013	19.5 °C	1,267 mm	111	8
2012	40.7 °C22 July 2012	-2.5 °C31 December 2012	18.1 °C	1,406 mm	99	5
2011	40.0 °C29 July 2011	-3.9 °C12 January 2011	18.6 °C	886 mm	106	8
2010	41.9 °C5 August 2010	-0.4 °C17 December 2010	18.9 °C	1,576 mm	86	3
2009	39.0 °C29 August 2009	-2.2 °C14 January 2009	19.2 °C	1,122 mm	114	6
2008	40.7 °C21 August 2008	-3.1 °C15 February 2008	19.1 °C	1,220 mm	116	20
2007	39.4 °C13 July 2007	0.6 °C27 January 2007	19.8 °C	1,111 mm	110	0
2006	39.4 °C16 August 2006	-1.7 °C7 January 2006	19.4 °C	1,219 mm	106	4
2005	41.0 °C29 July 2005	-2.7 °C1 January 2005	19.0 °C	1,319 mm	114	4
2004	39.7 °C11 August 2004	-2.4 °C22 January 2004	19.1 °C	1,340 mm	99	4
2003	40.2 °C3 August 2003	-4.2 °C7 January 2003	19.0 °C	1,203 mm	105	8
2002	37.3 °C15 July 2002	-2.3 °C26 December 2002	18.8 °C	1,951 mm	82	5
2001	37.5 °C5 August 2001	-0.6 °C26 December 2001	18.7 °C	1,666 mm	91	2
2000	40.1 °C16 July 2000	-0.9 °C27 January 2000	18.4 °C	1,598 mm	116	5
1999	36.3 °C8 August 1999	-4.0 °C23 December 1999	18.9 °C	1,776 mm	79	7
1998	40.3 °C22 August 1998	-0.3 °C20 January 1998	19.7 °C	1,533 mm	113	1
1997	35.3 °C31 August 1997	-2.0 °C11 January 1997	18.2 °C	1,986 mm	85	5
1996	35.7 °C26 July 1996	-0.8 °C18 February 1996	18.0 °C	1,670 mm	85	4
1995	38.8 °C30 July 1995	-1.6 °C29 December 1995	18.6 °C	1,610 mm	104	6
1994	37.2 °C3 July 1994	-2.5 °C21 January 1994	18.3 °C	2,919 mm	87	5
1993	35.5 °C27 June 1993	-3.6 °C16 January 1993	17.9 °C	1,745 mm	78	11
1992	38.4 °C31 July 1992	-2.9 °C15 January 1992	18.5 °C	1,451 mm	96	1
1991	39.1 °C29 July 1991	-11.8 °C29 December 1991	18.2 °C	1,621 mm	101	5
1990	40.4 °C16 August 1990	-3.0 °C1 February 1990	18.6 °C	1,707 mm	101	4
1989	39.2 °C16 August 1989	-4.3 °C14 January 1989	18.0 °C	1,391 mm	85	6
1988	40.4 °C19 July 1988	-4.8 °C19 January 1988	18.1 °C	1,446 mm	90	2
1987	37.6 °C6 August 1987	-1.5 °C27 January 1987	18.7 °C	1,634 mm	98	3
1986	36.9 °C30 July 1986	-0.8 °C3 March 1986	18.4 °C	1,418 mm	112	3
1985	39.2 °C16 July 1985	-1.7 °C16 December 1985	18.2 °C	1,420 mm	103	10
1984	39.9 °C30 July 1984	-4.8 °C22 January 1984	17.5 °C	1,633 mm	102	17
1983	40.3 °C6 August 1983	-2.6 °C23 January 1983	18.7 °C	1,626 mm	112	5
1982	37.8 °C3 August 1982	-2.6 °C19 December 1982	18.2 °C	1,817 mm	82	5
1981	38.3 °C19 August 1981	-1.2 °C11 January 1981	18.1 °C	1,745 mm	102	8
1980	38.2 °C27 July 1980	-3.3 °C31 January 1980	18.2 °C	1,531 mm	88	9
1979	39.4 °C7 August 1979	-5.2 °C1 February 1979	18.9 °C	1,331 mm	93	7
1978	37.9 °C15 July 1978	-1.9 °C19 January 1978	18.4 °C	1,759 mm	99	10
1977	37.5 °C10 August 1977	-9.6 °C10 February 1977	18.3 °C	1,764 mm	83	19
1976	38.3 °C6 August 1976	-2.7 °C28 December 1976	17.9 °C	2,064 mm	77	7
1975	38.6 °C30 July 1975	-3.3 °C29 December 1975	18.5 °C	1,878 mm	103	18
1974	37.0 °C13 September 1974	-2.9 °C8 February 1974	18.3 °C	1,520 mm	90	10
1973	38.4 °C7 August 1973	-2.8 °C26 December 1973	18.7 °C	1,685 mm	94	5
1972	38.4 °C26 August 1972	-7.5 °C9 February 1972	18.2 °C	1,628 mm	97	12
1971	41.0 °C26 July 1971	-1.9 °C3 January 1971	18.3 °C	1,413 mm	95	5
1970	37.0 °C2 August 1970	-4.6 °C5 January 1970	17.8 °C	1,887 mm	85	10
1969	37.1 °C2 August 1969	-4.5 °C29 January 1969	18.1 °C	1,628 mm	106	20
1968	37.8 °C31 July 1968	-0.6 °C3 January 1968	18.7 °C	1,747 mm	101	2
1967	38.9 °C27 July 1967	-4.9 °C16 January 1967	18.1 °C	1,539 mm	98	22
1966	36.9 °C17 August 1966	-2.9 °C28 December 1966	18.8 °C	1,317 mm	99	8
1965	36.1 °C21 July 1965	-3.2 °C31 December 1965	17.8 °C	1,755 mm	66	10
1964	38.7 °C7 August 1964	-2.5 °C19 February 1964	18.5 °C	1,384 mm	105	13
1963	40.8 °C15 August 1963	-4.3 °C14 January 1963	19.5 °C	1,124 mm	123	10
1962	39.8 °C25 July 1962	-2.0 °C4 January 1962	18.6 °C	1,814 mm	91	8
1961	40.8 °C23 August 1961	-3.1 °C17 January 1961	18.8 °C	2,044 mm	94	4
1960	39.1 °C2 August 1960	-2.8 °C20 December 1960	18.5 °C	1,404 mm	103	11
1959	38.2 °C23 August 1959	-1.2 °C13 January 1959	18.5 °C	1,745 mm	104	3
1958	37.1 °C19 August 1958	-4.4 °C2 February 1958	18.4 °C	1,204 mm	106	11
1957	37.6 °C14 August 1957	-6.0 °C11 February 1957	18.0 °C	1,403 mm	89	16
1956	36.6 °C3 August 1956	-4.9 °C9 January 1956	18.1 °C	1,422 mm	108	14
1955	34.2 °C12 September 1955	-6.0 °C11 January 1955	18.3 °C	1,322 mm	92	19
1954	34.7 °C29 July 1954	-3.2 °C31 December 1954	18.2 °C	1,538 mm	107	17
1953	41.0 °C13 August 1953	-2.8 °C19 January 1953	18.9 °C	1,345 mm	113	7
1952	35.0 °C12 September 1952	-3.8 °C18 February 1952	18.1 °C	1,426 mm	93	11
1951	36.9 °C1 August 1951	-7.6 °C14 January 1951	17.9 °C	1,750 mm	88	16
1950	35.0 °C18 July 1950	-0.9 °C14 February 1950	18.2 °C	1,916 mm	46	5
1949	34.4 °C14 August 1949	-7.1 °C9 January 1949	18.6 °C	1,881 mm	87	6
1948	34.1 °C18 August 1948	-5.3 °C25 January 1948	18.6 °C	1,414 mm	74	9
1947	34.8 °C27 August 1947	-2.4 °C20 December 1947	18.3 °C	1,630 mm	68	10
1946	40.3 °C18 July 1946	-2.5 °C11 January 1946	20.7 °C	589 mm	150	7
1945	35.6 °C29 July 1945	-3.5 °C16 January 1945	17.5 °C	910 mm	85	25
1944	34.0 °C24 September 1944	-4.4 °C21 December 1944	18.0 °C	1,459 mm	77	17
1943	32.9 °C29 June 1943	-3.1 °C12 January 1943	18.6 °C	1,517 mm	60	8
1942	33.7 °C1 August 1942	-1.0 °C8 January 1942	18.7 °C	1,594 mm	82	4
1941	31.8 °C9 August 1941	-5.1 °C29 December 1941	18.2 °C	1,743 mm	52	6
1940	35.6 °C30 August 1940	-8.6 °C3 February 1940	18.7 °C	1,214 mm	112	10

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

24.5 °C

+2.2 °C

Hot days (≥ 30 °C)

132 d/yr

+35

Frost days (< 0 °C)

2 d/yr

-6

Annual rainfall

1288 mm

-242 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	15.0 °C	+4.9 °C	33 mm	-35 mm
Feb	10.5 °C	-1.1 °C	72 mm	-21 mm
Mar	18.5 °C	+2.0 °C	91 mm	-49 mm
Apr	26.4 °C	+4.1 °C	153 mm	-49 mm
May	28.1 °C	+1.5 °C	211 mm	-33 mm
Jun	30.3 °C	+0.6 °C	209 mm	-41 mm
Jul	34.5 °C	+1.1 °C	205 mm	+95 mm
Aug	34.2 °C	+1.1 °C	67 mm	-68 mm
Sep	32.1 °C	+2.4 °C	98 mm	+23 mm
Oct	27.2 °C	+3.1 °C	24 mm	-59 mm
Nov	19.3 °C	+1.0 °C	83 mm	+6 mm
Dec	16.6 °C	+4.0 °C	42 mm	-12 mm

The year's extremes

Hottest day

38.5 °C

5 Sep 2025

Coldest day

-1.8 °C

9 Feb 2025

Wettest day

50.6 mm

12 Apr 2025

Windiest day

35.3 km/h

2 Mar 2025

Strongest gust

65.2 km/h

8 May 2025

Hottest feels-like

44.9 °C

5 Jul 2025

Coldest feels-like

-5.5 °C

9 Feb 2025

Sunniest day

13.0 h

2 May 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 Lengshuitan?

Lengshuitan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.6 °C and it receives 1,530 mm of precipitation per year.

What is the hottest day ever recorded in Lengshuitan?

The hottest day measured in Lengshuitan between 1940 and 2025 was 5 August 2010, reaching 41.9 °C.

What is the coldest day in Lengshuitan?

The coldest day measured in Lengshuitan between 1940 and 2025 was 29 December 1991, at -11.8 °C.

Does it snow in Lengshuitan?

Yes. Lengshuitan gets on average 7.0 cm of snow per year and has around 8 frost days.

Has the climate of Lengshuitan warmed?

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

What is the wettest day in Lengshuitan?

The wettest day measured in Lengshuitan between 1940 and 2025 was 6 August 1994, with 203 mm of rain in 24 hours.

What was the windiest day in Lengshuitan?

The windiest day measured in Lengshuitan between 1940 and 2025 was 8 June 1946, with winds reaching 42.2 km/h.

What is the warmest month in Lengshuitan?

The warmest month in Lengshuitan is July (29.3 °C on average); the coldest is January (6.8 °C).

How much does it rain in Lengshuitan?

Lengshuitan receives on average 1,530 mm of precipitation per year, spread over about 162 rainy days.

Is it sunny in Lengshuitan?

Lengshuitan 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 Lengshuitan?

The heaviest 24-hour snowfall measured in Lengshuitan between 1940 and 2025 was 6 January 2003, with 17.4 cm.

Are there tropical nights in Lengshuitan?

Yes: Lengshuitan has on average 135 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Lengshuitan?

In Lengshuitan, between 1940 and 2025, the highest apparent temperature reached 46.1 °C on 15 July 2002, and the lowest was -15.9 °C on 29 December 1991.

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