Biantang climate — normals and trends

Q: What is the climate of Biantang?

Biantang has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 14.4 °C and it receives 981 mm of precipitation per year.

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

The hottest day measured in Biantang between 1940 and 2025 was 11 August 1946, reaching 41.6 °C.

Q: What is the coldest day in Biantang?

The coldest day measured in Biantang between 1940 and 2025 was 11 January 1955, at -24.4 °C.

Q: Does it snow in Biantang?

Yes. Biantang gets on average 14.2 cm of snow per year and has around 80 frost days.

Q: Has the climate of Biantang warmed?

Yes: Biantang warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Biantang?

The wettest day measured in Biantang between 1940 and 2025 was 9 July 2018, with 152 mm of rain in 24 hours.

Q: What was the windiest day in Biantang?

The windiest day measured in Biantang between 1940 and 2025 was 17 April 1946, with winds reaching 44.4 km/h.

Q: What is the warmest month in Biantang?

The warmest month in Biantang is July (27.0 °C on average); the coldest is January (0.0 °C).

Q: How much does it rain in Biantang?

Biantang receives on average 981 mm of precipitation per year, spread over about 88 rainy days.

Q: Is it sunny in Biantang?

Biantang gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.

Biantang (China) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 14.4 °C and it receives 981 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 (27.0 °C on average) and the coldest is January (0.0 °C). Rainfall peaks in July.

Biantang averages 80 frost days, 60 hot days (≥ 30 °C) and 88 rainy days per year.

Biantang has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.

The number of frost days there went from about 92 to 68 per year over the period.

The hottest day of the period reached 41.6 °C (on 11 August 1946) and the coldest -24.4 °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

BiantangJiangsu

coords: 34.42°, 117.65°
period: 1940–2025 · 86 yrs

CwaHumid subtropical, dry winterWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthDecember

Mean daily temperature

14.4°C

Average daily high

19.1°C

Average daily low

10.0°C

Annual rainfall

981mm

Sunshine / day

8.5h

Mean relative humidity

70%

Average peak wind

14.6km/h

Seasonal range

27.0°C

Frost days (< 0 °C)

80 d/yr

Hot days (≥ 30 °C)

60 d/yr

Rainy days (≥ 1 mm)

88 d/yr

Annual snowfall

14.2 cm

Average feels-like high

18.7 °C

Average feels-like low

8.9 °C

Average peak gust

30.6 km/h

Tropical nights (≥ 20 °C)

83 d/yr

Solar radiation

15.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.4 °C

since 1940

+0.2 °C per decade · r² = 0.25 · 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

41.6 °C

11 August 1946

Coldest day

-24.4 °C

11 January 1955

Wettest day

152 mm

9 July 2018

Windiest day

44.4 km/h

17 April 1946

Strongest gust

91.8 km/h

28 July 2021

Hottest feels-like

45.4 °C

12 August 1946

Coldest feels-like

-29.6 °C

11 January 1955

Snowiest day

19.7 cm

7 February 1964

Sunniest day

14.0 h

8 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	37.8 °C18 June 2025	-10.0 °C9 February 2025	16.5 °C	949 mm	87	60
2024	37.3 °C13 June 2024	-8.9 °C23 January 2024	16.2 °C	989 mm	98	76
2023	37.5 °C22 June 2023	-10.2 °C22 December 2023	15.8 °C	888 mm	82	63
2022	38.6 °C17 June 2022	-7.4 °C25 December 2022	15.8 °C	824 mm	86	76
2021	36.2 °C7 June 2021	-13.4 °C7 January 2021	15.8 °C	1,194 mm	78	57
2020	36.3 °C4 June 2020	-13.3 °C30 December 2020	15.4 °C	1,091 mm	68	54
2019	36.7 °C4 June 2019	-7.9 °C31 December 2019	15.5 °C	634 mm	77	65
2018	36.4 °C12 June 2018	-9.6 °C12 January 2018	15.5 °C	857 mm	76	62
2017	37.0 °C24 July 2017	-6.3 °C17 December 2017	15.7 °C	921 mm	84	62
2016	36.4 °C25 July 2016	-13.8 °C24 January 2016	15.4 °C	830 mm	74	67
2015	35.7 °C12 June 2015	-14.1 °C27 November 2015	14.9 °C	723 mm	50	72
2014	38.2 °C22 July 2014	-8.7 °C11 February 2014	15.1 °C	780 mm	54	72
2013	36.7 °C11 August 2013	-9.8 °C4 January 2013	14.9 °C	771 mm	73	75
2012	35.9 °C22 July 2012	-8.8 °C23 January 2012	14.5 °C	706 mm	64	80
2011	37.8 °C8 June 2011	-10.9 °C16 January 2011	14.4 °C	990 mm	52	86
2010	37.5 °C30 June 2010	-9.1 °C5 January 2010	14.8 °C	727 mm	71	69
2009	37.3 °C25 June 2009	-9.8 °C24 January 2009	14.8 °C	703 mm	62	73
2008	33.9 °C3 July 2008	-11.3 °C22 December 2008	14.5 °C	1,125 mm	41	79
2007	35.5 °C28 July 2007	-6.2 °C6 March 2007	15.4 °C	1,142 mm	59	59
2006	37.2 °C19 June 2006	-7.1 °C4 February 2006	15.5 °C	679 mm	65	68
2005	37.1 °C23 June 2005	-10.3 °C1 January 2005	14.5 °C	1,201 mm	60	88
2004	36.1 °C12 June 2004	-8.9 °C31 December 2004	15.2 °C	862 mm	59	58
2003	35.6 °C27 July 2003	-9.5 °C5 January 2003	14.2 °C	1,455 mm	40	75
2002	39.3 °C15 July 2002	-9.4 °C26 December 2002	15.2 °C	781 mm	69	60
2001	37.7 °C9 July 2001	-9.7 °C15 January 2001	14.9 °C	690 mm	66	67
2000	35.0 °C24 May 2000	-10.0 °C26 January 2000	14.8 °C	1,217 mm	69	65
1999	35.2 °C8 September 1999	-9.3 °C22 December 1999	15.0 °C	712 mm	54	66
1998	35.5 °C10 July 1998	-12.3 °C19 January 1998	15.2 °C	1,242 mm	64	60
1997	36.6 °C22 June 1997	-9.3 °C8 January 1997	14.8 °C	732 mm	80	72
1996	36.4 °C15 June 1996	-9.5 °C9 January 1996	14.1 °C	1,018 mm	53	79
1995	35.1 °C19 June 1995	-7.3 °C2 February 1995	14.6 °C	852 mm	61	81
1994	37.5 °C8 July 1994	-7.0 °C19 January 1994	15.3 °C	858 mm	78	74
1993	35.2 °C14 June 1993	-11.8 °C16 January 1993	13.9 °C	965 mm	31	85
1992	36.0 °C2 July 1992	-7.3 °C2 January 1992	14.0 °C	911 mm	54	88
1991	35.4 °C19 July 1991	-11.3 °C28 December 1991	13.8 °C	934 mm	45	73
1990	35.8 °C9 July 1990	-12.9 °C1 February 1990	14.5 °C	1,285 mm	58	66
1989	34.3 °C2 June 1989	-7.9 °C12 January 1989	14.1 °C	879 mm	33	72
1988	39.3 °C7 July 1988	-8.5 °C24 January 1988	14.0 °C	762 mm	52	95
1987	35.4 °C4 July 1987	-11.2 °C4 January 1987	14.1 °C	992 mm	59	85
1986	35.2 °C29 June 1986	-9.6 °C5 January 1986	13.7 °C	846 mm	45	92
1985	34.1 °C6 August 1985	-10.4 °C9 December 1985	13.6 °C	1,025 mm	62	90
1984	34.5 °C1 July 1984	-10.2 °C29 December 1984	13.5 °C	1,175 mm	54	91
1983	35.7 °C5 August 1983	-10.4 °C31 December 1983	14.2 °C	1,087 mm	54	92
1982	38.1 °C25 May 1982	-13.5 °C5 February 1982	14.1 °C	953 mm	49	82
1981	35.2 °C8 May 1981	-17.8 °C27 January 1981	13.9 °C	623 mm	69	95
1980	34.9 °C26 July 1980	-12.5 °C30 January 1980	13.3 °C	941 mm	28	88
1979	35.1 °C17 June 1979	-15.2 °C27 December 1979	14.1 °C	1,005 mm	66	89
1978	38.2 °C11 June 1978	-10.4 °C10 February 1978	14.7 °C	829 mm	80	83
1977	37.3 °C12 June 1977	-11.1 °C4 January 1977	14.3 °C	843 mm	54	80
1976	35.2 °C30 July 1976	-10.5 °C28 December 1976	13.4 °C	792 mm	40	100
1975	35.7 °C1 June 1975	-9.2 °C3 January 1975	14.2 °C	948 mm	65	89
1974	34.2 °C26 May 1974	-12.6 °C19 December 1974	13.5 °C	1,117 mm	59	89
1973	34.9 °C6 August 1973	-11.6 °C24 December 1973	13.9 °C	805 mm	56	89
1972	37.1 °C11 June 1972	-9.0 °C4 February 1972	13.5 °C	851 mm	40	96
1971	36.5 °C16 July 1971	-11.2 °C5 February 1971	13.7 °C	1,050 mm	56	92
1970	34.7 °C9 August 1970	-14.0 °C5 January 1970	13.7 °C	964 mm	48	98
1969	36.0 °C29 June 1969	-18.5 °C6 February 1969	12.8 °C	925 mm	55	108
1968	37.3 °C4 June 1968	-9.8 °C15 January 1968	14.3 °C	682 mm	59	82
1967	38.1 °C4 June 1967	-17.7 °C16 January 1967	13.9 °C	860 mm	87	97
1966	37.2 °C31 August 1966	-15.7 °C24 February 1966	14.9 °C	644 mm	73	79
1965	37.8 °C29 June 1965	-8.7 °C31 December 1965	14.2 °C	1,440 mm	56	91
1964	37.2 °C8 July 1964	-15.3 °C12 February 1964	13.7 °C	1,188 mm	56	80
1963	34.2 °C20 June 1963	-10.3 °C24 January 1963	13.5 °C	1,618 mm	44	94
1962	36.2 °C20 May 1962	-9.8 °C31 January 1962	14.2 °C	1,043 mm	59	92
1961	37.1 °C25 July 1961	-10.9 °C11 January 1961	14.9 °C	1,091 mm	69	72
1960	38.9 °C5 June 1960	-10.8 °C19 December 1960	14.3 °C	946 mm	63	84
1959	38.9 °C23 July 1959	-12.9 °C24 December 1959	14.3 °C	807 mm	73	82
1958	36.5 °C22 July 1958	-13.2 °C16 January 1958	13.9 °C	1,153 mm	60	80
1957	33.2 °C27 August 1957	-18.0 °C23 January 1957	13.0 °C	1,074 mm	52	88
1956	34.4 °C10 July 1956	-13.3 °C9 January 1956	13.1 °C	1,487 mm	44	104
1955	34.3 °C21 June 1955	-24.4 °C11 January 1955	13.4 °C	1,414 mm	43	71
1954	34.1 °C13 August 1954	-15.0 °C27 January 1954	13.1 °C	1,892 mm	22	84
1953	35.8 °C30 July 1953	-10.6 °C18 January 1953	14.3 °C	1,079 mm	55	83
1952	34.3 °C28 June 1952	-15.3 °C19 February 1952	13.3 °C	1,581 mm	27	93
1951	34.8 °C20 June 1951	-15.4 °C13 January 1951	13.7 °C	1,190 mm	31	81
1950	33.3 °C15 July 1950	-13.7 °C4 February 1950	13.9 °C	1,412 mm	45	88
1949	33.5 °C23 July 1949	-11.7 °C15 February 1949	14.3 °C	1,372 mm	38	68
1948	34.4 °C2 July 1948	-13.3 °C26 January 1948	14.4 °C	1,429 mm	49	65
1947	34.4 °C4 July 1947	-8.5 °C19 December 1947	14.4 °C	1,259 mm	64	78
1946	41.6 °C11 August 1946	-8.9 °C10 January 1946	16.1 °C	615 mm	100	86
1945	38.4 °C25 June 1945	-9.2 °C18 January 1945	14.4 °C	690 mm	72	99
1944	37.3 °C18 June 1944	-12.8 °C20 December 1944	14.7 °C	950 mm	75	89
1943	34.5 °C14 June 1943	-9.4 °C12 January 1943	14.7 °C	867 mm	38	87
1942	39.6 °C7 August 1942	-8.6 °C13 February 1942	15.7 °C	543 mm	94	86
1941	40.7 °C3 July 1941	-10.0 °C1 February 1941	15.6 °C	453 mm	94	82
1940	36.9 °C18 June 1940	-9.4 °C3 February 1940	14.5 °C	892 mm	64	90

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

21.4 °C

+2.3 °C

Hot days (≥ 30 °C)

87 d/yr

+27

Frost days (< 0 °C)

60 d/yr

-20

Annual rainfall

949 mm

-32 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	8.4 °C	+3.6 °C	4 mm	-14 mm
Feb	9.0 °C	+1.7 °C	3 mm	-22 mm
Mar	16.6 °C	+3.4 °C	42 mm	+3 mm
Apr	24.3 °C	+4.3 °C	23 mm	-34 mm
May	27.2 °C	+1.7 °C	25 mm	-47 mm
Jun	31.7 °C	+1.9 °C	130 mm	+13 mm
Jul	34.5 °C	+3.8 °C	27 mm	-256 mm
Aug	32.3 °C	+2.1 °C	198 mm	+26 mm
Sep	26.1 °C	0.0 °C	328 mm	+225 mm
Oct	19.7 °C	-1.4 °C	144 mm	+98 mm
Nov	16.8 °C	+2.9 °C	14 mm	-18 mm
Dec	9.7 °C	+2.7 °C	11 mm	-6 mm

The year's extremes

Hottest day

37.8 °C

18 Jun 2025

Coldest day

-10.0 °C

9 Feb 2025

Wettest day

86.6 mm

12 Sep 2025

Windiest day

38.2 km/h

12 Apr 2025

Strongest gust

70.6 km/h

12 Apr 2025

Hottest feels-like

45.2 °C

6 Jul 2025

Coldest feels-like

-15.2 °C

7 Feb 2025

Snowiest day

2.2 cm

12 Dec 2025

Sunniest day

14.0 h

4 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 Biantang?

Biantang has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 14.4 °C and it receives 981 mm of precipitation per year.

What is the hottest day ever recorded in Biantang?

The hottest day measured in Biantang between 1940 and 2025 was 11 August 1946, reaching 41.6 °C.

What is the coldest day in Biantang?

The coldest day measured in Biantang between 1940 and 2025 was 11 January 1955, at -24.4 °C.

Does it snow in Biantang?

Yes. Biantang gets on average 14.2 cm of snow per year and has around 80 frost days.

Has the climate of Biantang warmed?

Yes: Biantang warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Biantang?

The wettest day measured in Biantang between 1940 and 2025 was 9 July 2018, with 152 mm of rain in 24 hours.

What was the windiest day in Biantang?

The windiest day measured in Biantang between 1940 and 2025 was 17 April 1946, with winds reaching 44.4 km/h.

What is the warmest month in Biantang?

The warmest month in Biantang is July (27.0 °C on average); the coldest is January (0.0 °C).

How much does it rain in Biantang?

Biantang receives on average 981 mm of precipitation per year, spread over about 88 rainy days.

Is it sunny in Biantang?

Biantang gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.

What is the biggest single-day snowfall in Biantang?

The heaviest 24-hour snowfall measured in Biantang between 1940 and 2025 was 7 February 1964, with 19.7 cm.

Are there tropical nights in Biantang?

Yes: Biantang has on average 83 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Biantang?

In Biantang, between 1940 and 2025, the highest apparent temperature reached 45.4 °C on 12 August 1946, and the lowest was -29.6 °C on 11 January 1955.

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