Heqing climate — normals and trends

Q: What is the climate of Heqing?

Heqing has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.9 °C and it receives 1,445 mm of precipitation per year.

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

The hottest day measured in Heqing between 1940 and 2025 was 30 July 1946, reaching 39.0 °C.

Q: What is the coldest day in Heqing?

The coldest day measured in Heqing between 1940 and 2025 was 16 January 1963, at 3.4 °C.

Q: Does it snow in Heqing?

Almost never: Heqing sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Heqing warmed?

Yes: Heqing warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Heqing?

The wettest day measured in Heqing between 1940 and 2025 was 8 September 1963, with 213 mm of rain in 24 hours.

Q: What was the windiest day in Heqing?

The windiest day measured in Heqing between 1940 and 2025 was 8 September 1963, with winds reaching 66.6 km/h.

Q: What is the warmest month in Heqing?

The warmest month in Heqing is July (28.1 °C on average); the coldest is January (18.0 °C).

Q: How much does it rain in Heqing?

Heqing receives on average 1,445 mm of precipitation per year, spread over about 174 rainy days.

Q: Is it sunny in Heqing?

Heqing gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.

Heqing (China) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.9 °C and it receives 1,445 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 (28.1 °C on average) and the coldest is January (18.0 °C). Rainfall peaks in August.

Heqing averages 0 frost days, 158 hot days (≥ 30 °C) and 174 rainy days per year.

Heqing has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.0 °C (on 30 July 1946) and the coldest 3.4 °C (on 16 January 1963).

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

HeqingHainan

coords: 19.53°, 109.63°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthJulyColdest monthJanuaryWettest monthAugustDriest monthJanuary

Mean daily temperature

23.9°C

Average daily high

28.2°C

Average daily low

20.8°C

Annual rainfall

1,445mm

Sunshine / day

8.9h

Mean relative humidity

81%

Average peak wind

14.7km/h

Seasonal range

10.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

158 d/yr

Rainy days (≥ 1 mm)

174 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.7 °C

Average feels-like low

23.3 °C

Average peak gust

32.9 km/h

Tropical nights (≥ 20 °C)

234 d/yr

Solar radiation

16.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.7 °C

since 1940

+0.1 °C per decade · r² = 0.16 · 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

39.0 °C

30 July 1946

Coldest day

3.4 °C

16 January 1963

Wettest day

213 mm

8 September 1963

Windiest day

66.6 km/h

8 September 1963

Strongest gust

133.6 km/h

26 September 2005

Hottest feels-like

45.3 °C

20 May 2019

Coldest feels-like

0.4 °C

24 December 1999

Sunniest day

12.9 h

6 June 2020

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.9 °C21 April 2025	10.1 °C12 January 2025	24.2 °C	1,861 mm	165
2024	38.4 °C30 April 2024	10.3 °C23 January 2024	25.1 °C	1,699 mm	190
2023	37.4 °C6 May 2023	7.9 °C30 January 2023	24.9 °C	1,353 mm	177
2022	35.4 °C28 June 2022	9.2 °C21 February 2022	24.1 °C	1,584 mm	148
2021	37.6 °C1 June 2021	5.7 °C13 January 2021	24.7 °C	1,176 mm	176
2020	37.4 °C7 May 2020	10.3 °C31 January 2020	24.9 °C	1,239 mm	175
2019	36.8 °C20 May 2019	11.0 °C9 December 2019	25.5 °C	1,416 mm	195
2018	36.1 °C14 April 2018	7.3 °C6 February 2018	24.2 °C	1,635 mm	155
2017	36.3 °C11 April 2017	9.3 °C19 December 2017	24.3 °C	1,510 mm	158
2016	36.1 °C15 April 2016	4.8 °C24 January 2016	24.3 °C	1,772 mm	182
2015	37.8 °C30 May 2015	8.4 °C15 January 2015	24.8 °C	1,343 mm	180
2014	35.7 °C3 June 2014	7.7 °C19 February 2014	24.1 °C	1,792 mm	158
2013	36.3 °C16 May 2013	8.5 °C28 December 2013	23.8 °C	1,679 mm	134
2012	35.9 °C1 May 2012	9.0 °C30 December 2012	24.1 °C	1,670 mm	174
2011	35.5 °C10 June 2011	8.0 °C12 January 2011	23.0 °C	1,697 mm	127
2010	36.6 °C7 July 2010	8.3 °C16 December 2010	24.5 °C	1,458 mm	181
2009	34.8 °C1 July 2009	7.5 °C14 January 2009	24.0 °C	1,553 mm	158
2008	35.0 °C27 June 2008	8.7 °C3 February 2008	23.3 °C	1,429 mm	144
2007	38.1 °C2 April 2007	8.3 °C29 November 2007	24.0 °C	1,425 mm	148
2006	36.2 °C13 July 2006	10.2 °C7 January 2006	24.3 °C	1,167 mm	163
2005	36.7 °C20 July 2005	8.0 °C23 December 2005	24.0 °C	1,309 mm	169
2004	36.2 °C7 July 2004	7.8 °C31 December 2004	23.7 °C	1,161 mm	155
2003	37.1 °C16 May 2003	9.0 °C11 January 2003	24.4 °C	1,402 mm	185
2002	35.4 °C22 May 2002	8.7 °C27 December 2002	24.2 °C	1,384 mm	160
2001	36.6 °C21 April 2001	8.6 °C24 December 2001	24.1 °C	1,682 mm	166
2000	35.8 °C1 May 2000	9.5 °C2 February 2000	23.9 °C	1,717 mm	159
1999	35.2 °C21 July 1999	3.9 °C24 December 1999	23.8 °C	1,375 mm	160
1998	36.8 °C28 August 1998	11.0 °C15 December 1998	24.9 °C	1,124 mm	191
1997	34.8 °C16 May 1997	9.5 °C12 January 1997	23.9 °C	1,786 mm	152
1996	36.9 °C16 July 1996	7.3 °C21 February 1996	23.7 °C	1,453 mm	142
1995	35.9 °C22 July 1995	7.7 °C6 January 1995	23.6 °C	1,416 mm	145
1994	37.6 °C3 May 1994	8.1 °C24 January 1994	24.1 °C	1,670 mm	157
1993	35.6 °C3 April 1993	5.4 °C29 January 1993	23.8 °C	1,110 mm	161
1992	35.5 °C8 May 1992	6.9 °C17 January 1992	23.5 °C	1,496 mm	144
1991	35.3 °C24 May 1991	5.9 °C28 December 1991	24.2 °C	1,323 mm	172
1990	36.4 °C22 April 1990	9.6 °C1 February 1990	24.0 °C	1,582 mm	145
1989	34.9 °C17 August 1989	7.9 °C14 January 1989	23.6 °C	1,356 mm	143
1988	36.2 °C24 May 1988	11.0 °C11 December 1988	23.8 °C	1,606 mm	151
1987	35.7 °C7 August 1987	7.9 °C7 December 1987	24.5 °C	1,103 mm	195
1986	35.2 °C1 July 1986	5.8 °C2 March 1986	23.6 °C	1,474 mm	157
1985	34.8 °C9 June 1985	10.1 °C10 January 1985	23.4 °C	1,541 mm	122
1984	35.1 °C18 July 1984	6.8 °C9 January 1984	23.3 °C	1,575 mm	132
1983	37.7 °C3 July 1983	7.0 °C25 January 1983	23.6 °C	1,461 mm	167
1982	35.7 °C1 June 1982	4.9 °C29 December 1982	23.8 °C	1,928 mm	157
1981	35.8 °C6 April 1981	7.7 °C12 January 1981	24.1 °C	1,515 mm	168
1980	37.9 °C30 April 1980	9.6 °C8 February 1980	24.2 °C	1,391 mm	169
1979	36.4 °C24 February 1979	8.8 °C1 February 1979	24.1 °C	1,270 mm	169
1978	34.8 °C17 July 1978	9.1 °C18 February 1978	23.8 °C	2,495 mm	142
1977	37.5 °C16 June 1977	8.4 °C5 January 1977	23.8 °C	1,033 mm	159
1976	34.8 °C17 June 1976	6.5 °C14 January 1976	23.2 °C	1,678 mm	135
1975	35.7 °C28 April 1975	3.8 °C30 December 1975	23.4 °C	1,706 mm	166
1974	35.6 °C11 July 1974	5.3 °C2 January 1974	23.3 °C	1,745 mm	146
1973	36.8 °C9 April 1973	6.8 °C26 December 1973	24.2 °C	2,213 mm	169
1972	34.6 °C11 May 1972	7.7 °C9 February 1972	23.6 °C	2,143 mm	142
1971	35.2 °C24 April 1971	7.8 °C10 January 1971	23.0 °C	1,448 mm	148
1970	35.5 °C12 August 1970	8.6 °C31 January 1970	23.8 °C	1,543 mm	157
1969	38.7 °C20 May 1969	7.4 °C4 February 1969	24.0 °C	889 mm	194
1968	37.0 °C30 July 1968	6.5 °C15 February 1968	23.7 °C	1,290 mm	143
1967	37.1 °C7 July 1967	5.8 °C17 January 1967	23.3 °C	1,414 mm	154
1966	36.2 °C27 April 1966	11.2 °C23 February 1966	24.3 °C	1,146 mm	146
1965	35.1 °C23 March 1965	9.3 °C18 December 1965	23.8 °C	1,542 mm	151
1964	34.7 °C19 May 1964	7.5 °C28 February 1964	23.4 °C	1,585 mm	152
1963	35.6 °C14 May 1963	3.4 °C16 January 1963	23.2 °C	1,597 mm	151
1962	38.4 °C29 May 1962	6.0 °C28 January 1962	23.5 °C	1,035 mm	159
1961	35.2 °C25 April 1961	5.6 °C18 January 1961	23.9 °C	1,269 mm	144
1960	36.0 °C13 April 1960	7.0 °C2 January 1960	23.9 °C	1,426 mm	149
1959	37.7 °C19 June 1959	9.1 °C2 March 1959	23.9 °C	938 mm	153
1958	37.2 °C11 May 1958	7.1 °C5 January 1958	23.5 °C	1,393 mm	150
1957	36.4 °C14 May 1957	5.8 °C7 February 1957	23.5 °C	1,618 mm	138
1956	38.2 °C25 June 1956	7.9 °C10 January 1956	23.8 °C	1,101 mm	174
1955	36.3 °C2 May 1955	4.9 °C12 January 1955	23.7 °C	1,109 mm	166
1954	38.4 °C12 July 1954	9.0 °C16 December 1954	24.5 °C	1,064 mm	169
1953	37.3 °C20 July 1953	11.0 °C11 December 1953	24.3 °C	1,436 mm	148
1952	36.5 °C10 April 1952	9.0 °C10 December 1952	24.5 °C	1,606 mm	178
1951	37.2 °C10 April 1951	10.3 °C13 January 1951	24.3 °C	1,439 mm	175
1950	36.2 °C20 April 1950	11.7 °C18 December 1950	24.2 °C	1,318 mm	173
1949	38.6 °C15 June 1949	8.0 °C10 January 1949	24.4 °C	1,002 mm	169
1948	39.0 °C30 June 1948	8.7 °C18 November 1948	24.3 °C	1,125 mm	163
1947	35.9 °C13 June 1947	9.9 °C23 February 1947	23.8 °C	1,128 mm	153
1946	39.0 °C30 July 1946	7.7 °C7 January 1946	24.6 °C	922 mm	178
1945	34.2 °C30 April 1945	7.2 °C17 January 1945	22.8 °C	1,129 mm	116
1944	37.7 °C8 April 1944	6.6 °C21 December 1944	23.5 °C	1,426 mm	136
1943	37.2 °C29 May 1943	9.4 °C12 January 1943	23.7 °C	930 mm	165
1942	34.7 °C29 March 1942	7.5 °C15 December 1942	23.4 °C	1,529 mm	141
1941	34.2 °C23 March 1941	12.1 °C1 February 1941	23.7 °C	1,665 mm	134
1940	33.5 °C26 April 1940	6.8 °C4 January 1940	23.1 °C	1,546 mm	121

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

28.0 °C

-0.2 °C

Hot days (≥ 30 °C)

165 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1861 mm

+416 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	22.2 °C	0.0 °C	11 mm	-8 mm
Feb	22.6 °C	-1.5 °C	11 mm	-12 mm
Mar	25.8 °C	-1.7 °C	38 mm	-3 mm
Apr	30.2 °C	-0.1 °C	81 mm	-14 mm
May	32.1 °C	+0.3 °C	203 mm	+20 mm
Jun	32.4 °C	+0.1 °C	235 mm	+46 mm
Jul	31.8 °C	-0.6 °C	420 mm	+243 mm
Aug	31.7 °C	+0.2 °C	211 mm	-41 mm
Sep	30.8 °C	+0.7 °C	220 mm	-0 mm
Oct	28.1 °C	+0.2 °C	338 mm	+179 mm
Nov	24.3 °C	-1.1 °C	59 mm	+2 mm
Dec	24.2 °C	+1.7 °C	36 mm	+4 mm

The year's extremes

Hottest day

35.9 °C

21 Apr 2025

Coldest day

10.1 °C

12 Jan 2025

Wettest day

123.2 mm

20 Jul 2025

Windiest day

40.4 km/h

5 Oct 2025

Strongest gust

85.7 km/h

28 Sep 2025

Hottest feels-like

43.4 °C

8 Jun 2025

Coldest feels-like

7.7 °C

26 Jan 2025

Sunniest day

12.9 h

21 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 Heqing?

Heqing has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.9 °C and it receives 1,445 mm of precipitation per year.

What is the hottest day ever recorded in Heqing?

The hottest day measured in Heqing between 1940 and 2025 was 30 July 1946, reaching 39.0 °C.

What is the coldest day in Heqing?

The coldest day measured in Heqing between 1940 and 2025 was 16 January 1963, at 3.4 °C.

Does it snow in Heqing?

Almost never: Heqing sees virtually no snow, with about 0 frost days per year.

Has the climate of Heqing warmed?

Yes: Heqing warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Heqing?

The wettest day measured in Heqing between 1940 and 2025 was 8 September 1963, with 213 mm of rain in 24 hours.

What was the windiest day in Heqing?

The windiest day measured in Heqing between 1940 and 2025 was 8 September 1963, with winds reaching 66.6 km/h.

What is the warmest month in Heqing?

The warmest month in Heqing is July (28.1 °C on average); the coldest is January (18.0 °C).

How much does it rain in Heqing?

Heqing receives on average 1,445 mm of precipitation per year, spread over about 174 rainy days.

Is it sunny in Heqing?

Heqing gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.

Are there tropical nights in Heqing?

Yes: Heqing has on average 234 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Heqing?

In Heqing, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 20 May 2019, and the lowest was 0.4 °C on 24 December 1999.

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