Suining climate — normals and trends

Q: What is the climate of Suining?

Suining has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.1 °C and it receives 1,120 mm of precipitation per year.

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

The hottest day measured in Suining between 1940 and 2025 was 3 August 2025, reaching 45.2 °C.

Q: What is the coldest day in Suining?

The coldest day measured in Suining between 1940 and 2025 was 9 January 1956, at -6.9 °C.

Q: Does it snow in Suining?

Yes. Suining gets on average 2.1 cm of snow per year and has around 3 frost days.

Q: Has the climate of Suining warmed?

Yes: Suining warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Suining?

The wettest day measured in Suining between 1940 and 2025 was 17 August 2015, with 263 mm of rain in 24 hours.

Q: What was the windiest day in Suining?

The windiest day measured in Suining between 1940 and 2025 was 23 May 1946, with winds reaching 73.2 km/h.

Q: What is the warmest month in Suining?

The warmest month in Suining is July (27.7 °C on average); the coldest is January (7.5 °C).

Q: How much does it rain in Suining?

Suining receives on average 1,120 mm of precipitation per year, spread over about 144 rainy days.

Q: Is it sunny in Suining?

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

Suining (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 18.1 °C and it receives 1,120 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 (7.5 °C). Rainfall peaks in July.

Suining averages 3 frost days, 72 hot days (≥ 30 °C) and 144 rainy days per year.

Suining has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.

The number of frost days there went from about 6 to 0 per year over the period.

The hottest day of the period reached 45.2 °C (on 3 August 2025) and the coldest -6.9 °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

SuiningSichuan

coords: 30.51°, 105.57°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

18.1°C

Average daily high

21.7°C

Average daily low

15.0°C

Annual rainfall

1,120mm

Sunshine / day

6.5h

Mean relative humidity

76%

Average peak wind

12.2km/h

Seasonal range

20.2°C

Frost days (< 0 °C)

3 d/yr

Hot days (≥ 30 °C)

72 d/yr

Rainy days (≥ 1 mm)

144 d/yr

Annual snowfall

2.1 cm

Average feels-like high

22.7 °C

Average feels-like low

15.2 °C

Average peak gust

24.0 km/h

Tropical nights (≥ 20 °C)

116 d/yr

Solar radiation

12.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.3 °C

since 1940

+0.2 °C per decade · r² = 0.35 · 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

45.2 °C

3 August 2025

Coldest day

-6.9 °C

9 January 1956

Wettest day

263 mm

17 August 2015

Windiest day

73.2 km/h

23 May 1946

Strongest gust

88.2 km/h

13 April 1980

Hottest feels-like

48.0 °C

5 August 2025

Coldest feels-like

-10.3 °C

9 January 1956

Snowiest day

5.5 cm

5 January 1970

Sunniest day

14.0 h

18 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	45.2 °C3 August 2025	0.9 °C27 January 2025	20.0 °C	1,407 mm	126	0
2024	43.1 °C4 September 2024	1.2 °C16 December 2024	20.1 °C	879 mm	116	0
2023	40.6 °C23 July 2023	-1.4 °C19 January 2023	19.4 °C	1,056 mm	98	3
2022	44.0 °C21 August 2022	1.2 °C19 December 2022	19.7 °C	973 mm	99	0
2021	40.2 °C3 August 2021	-2.4 °C12 January 2021	18.6 °C	1,089 mm	74	2
2020	37.9 °C18 May 2020	-0.2 °C21 December 2020	18.6 °C	1,115 mm	88	1
2019	38.1 °C26 August 2019	1.8 °C1 January 2019	18.5 °C	1,069 mm	67	0
2018	38.2 °C21 July 2018	-2.4 °C9 January 2018	18.6 °C	1,064 mm	88	3
2017	43.5 °C28 July 2017	1.8 °C22 December 2017	18.9 °C	834 mm	80	0
2016	41.1 °C25 August 2016	-4.5 °C25 January 2016	19.0 °C	918 mm	94	3
2015	36.8 °C2 August 2015	1.5 °C17 December 2015	19.2 °C	1,167 mm	85	0
2014	40.9 °C6 August 2014	0.9 °C11 February 2014	18.4 °C	1,048 mm	57	0
2013	41.2 °C18 August 2013	-1.5 °C1 January 2013	19.6 °C	888 mm	105	1
2012	38.1 °C12 August 2012	-0.1 °C31 December 2012	18.0 °C	1,103 mm	71	1
2011	43.0 °C18 August 2011	-1.0 °C12 January 2011	18.6 °C	833 mm	96	5
2010	40.1 °C12 August 2010	-0.4 °C16 December 2010	18.4 °C	905 mm	77	1
2009	40.0 °C9 September 2009	1.1 °C9 January 2009	19.0 °C	740 mm	89	0
2008	37.9 °C27 July 2008	-1.1 °C29 January 2008	18.3 °C	886 mm	79	3
2007	37.8 °C22 August 2007	1.6 °C28 January 2007	19.0 °C	1,103 mm	97	0
2006	42.1 °C12 August 2006	0.3 °C7 January 2006	19.4 °C	777 mm	95	0
2005	35.6 °C29 June 2005	-2.1 °C2 January 2005	18.2 °C	1,099 mm	78	4
2004	37.1 °C12 August 2004	-0.8 °C31 December 2004	18.1 °C	1,077 mm	66	1
2003	37.0 °C31 July 2003	1.2 °C6 January 2003	18.5 °C	1,061 mm	60	0
2002	36.9 °C13 July 2002	0.6 °C28 December 2002	18.6 °C	1,138 mm	70	0
2001	38.7 °C24 July 2001	-0.1 °C23 December 2001	18.6 °C	1,065 mm	64	1
2000	37.3 °C27 July 2000	1.7 °C1 January 2000	18.1 °C	1,234 mm	68	0
1999	35.7 °C1 August 1999	0.1 °C23 December 1999	18.3 °C	1,439 mm	59	0
1998	36.0 °C28 April 1998	0.7 °C23 January 1998	19.0 °C	1,392 mm	82	0
1997	39.7 °C29 August 1997	0.2 °C24 January 1997	18.5 °C	795 mm	86	0
1996	37.3 °C5 August 1996	-0.1 °C22 February 1996	17.4 °C	1,175 mm	81	1
1995	38.6 °C6 September 1995	0.8 °C5 January 1995	18.1 °C	1,061 mm	74	0
1994	42.0 °C5 August 1994	-1.1 °C21 January 1994	18.6 °C	952 mm	92	2
1993	34.7 °C25 June 1993	-1.4 °C24 January 1993	17.5 °C	1,115 mm	53	5
1992	37.0 °C9 August 1992	-0.1 °C16 January 1992	17.5 °C	1,102 mm	64	1
1991	36.6 °C25 July 1991	-3.6 °C28 December 1991	17.8 °C	1,049 mm	64	3
1990	37.0 °C7 August 1990	1.2 °C1 February 1990	18.2 °C	1,051 mm	77	0
1989	37.0 °C22 July 1989	0.4 °C14 January 1989	17.4 °C	1,093 mm	51	0
1988	37.0 °C3 May 1988	0.7 °C18 January 1988	17.6 °C	1,228 mm	57	0
1987	34.9 °C23 May 1987	-0.1 °C26 January 1987	18.0 °C	1,237 mm	48	1
1986	36.7 °C11 August 1986	0.5 °C3 March 1986	17.3 °C	1,119 mm	66	0
1985	36.8 °C5 August 1985	-0.1 °C15 December 1985	17.4 °C	1,241 mm	60	1
1984	35.9 °C10 August 1984	-0.7 °C21 January 1984	17.4 °C	1,137 mm	64	4
1983	34.9 °C12 May 1983	-0.9 °C21 January 1983	17.7 °C	1,083 mm	43	1
1982	35.8 °C3 August 1982	-2.6 °C26 December 1982	17.4 °C	1,158 mm	49	3
1981	36.0 °C6 August 1981	1.2 °C11 January 1981	17.6 °C	1,169 mm	59	0
1980	35.9 °C27 July 1980	-1.5 °C2 February 1980	17.8 °C	1,063 mm	57	4
1979	36.7 °C10 August 1979	-1.9 °C23 December 1979	18.3 °C	1,026 mm	68	6
1978	40.0 °C25 August 1978	0.0 °C1 February 1978	18.6 °C	931 mm	91	0
1977	36.9 °C8 August 1977	-3.5 °C30 January 1977	18.2 °C	830 mm	74	7
1976	38.0 °C7 August 1976	-4.6 °C29 December 1976	17.3 °C	898 mm	56	8
1975	36.3 °C16 August 1975	-2.9 °C16 December 1975	18.1 °C	1,260 mm	73	8
1974	36.6 °C30 July 1974	-0.5 °C18 January 1974	17.8 °C	1,316 mm	54	1
1973	37.1 °C26 August 1973	0.5 °C6 January 1973	18.7 °C	1,186 mm	80	0
1972	43.4 °C26 August 1972	0.0 °C6 February 1972	18.3 °C	951 mm	86	0
1971	40.0 °C27 July 1971	-0.2 °C31 January 1971	18.5 °C	809 mm	85	1
1970	37.6 °C18 August 1970	-5.7 °C7 January 1970	17.8 °C	873 mm	76	7
1969	37.4 °C28 July 1969	-2.1 °C31 January 1969	18.3 °C	1,015 mm	90	5
1968	36.2 °C31 July 1968	-0.5 °C8 February 1968	17.2 °C	1,304 mm	50	1
1967	36.8 °C22 August 1967	-2.5 °C12 January 1967	17.5 °C	1,313 mm	76	8
1966	33.9 °C22 June 1966	-1.3 °C24 February 1966	17.6 °C	1,010 mm	56	3
1965	33.4 °C29 July 1965	-3.4 °C19 December 1965	17.2 °C	1,445 mm	37	4
1964	35.2 °C9 July 1964	0.3 °C26 January 1964	17.8 °C	1,472 mm	56	0
1963	37.3 °C4 June 1963	-2.7 °C14 January 1963	18.4 °C	1,210 mm	70	5
1962	35.8 °C13 June 1962	-1.5 °C30 December 1962	18.1 °C	1,387 mm	74	2
1961	37.4 °C23 July 1961	-1.0 °C16 January 1961	18.4 °C	1,440 mm	93	2
1960	37.2 °C10 June 1960	-1.8 °C2 January 1960	18.3 °C	1,403 mm	76	3
1959	39.1 °C28 August 1959	-2.0 °C12 January 1959	18.7 °C	846 mm	97	2
1958	36.6 °C24 July 1958	-0.1 °C1 February 1958	18.3 °C	1,130 mm	75	1
1957	37.8 °C31 August 1957	-1.0 °C17 January 1957	18.1 °C	1,081 mm	57	2
1956	34.2 °C4 August 1956	-6.9 °C9 January 1956	17.6 °C	1,380 mm	58	11
1955	32.5 °C8 August 1955	-3.8 °C6 January 1955	17.5 °C	1,345 mm	40	19
1954	33.4 °C1 September 1954	-3.2 °C23 January 1954	17.6 °C	1,470 mm	59	7
1953	35.2 °C18 August 1953	1.5 °C20 January 1953	18.2 °C	1,301 mm	68	0
1952	34.7 °C4 July 1952	-1.8 °C7 January 1952	17.9 °C	1,926 mm	58	4
1951	33.4 °C15 August 1951	-3.2 °C14 January 1951	17.6 °C	1,332 mm	72	3
1950	33.7 °C23 July 1950	-1.8 °C17 December 1950	17.5 °C	1,342 mm	48	4
1949	33.7 °C8 July 1949	-3.6 °C9 January 1949	17.9 °C	1,071 mm	77	5
1948	32.8 °C29 July 1948	-2.7 °C28 January 1948	17.9 °C	1,118 mm	63	6
1947	33.5 °C6 July 1947	-2.5 °C20 December 1947	18.2 °C	1,112 mm	76	6
1946	36.3 °C20 July 1946	-1.2 °C9 January 1946	18.3 °C	1,070 mm	89	4
1945	34.3 °C5 June 1945	-4.3 °C12 February 1945	17.0 °C	1,164 mm	44	20
1944	34.8 °C4 August 1944	-5.5 °C18 December 1944	17.4 °C	951 mm	82	16
1943	33.1 °C4 August 1943	-0.4 °C8 February 1943	17.9 °C	1,334 mm	41	2
1942	33.6 °C8 August 1942	-1.4 °C9 January 1942	18.2 °C	1,191 mm	59	3
1941	34.4 °C12 July 1941	-1.9 °C29 January 1941	18.0 °C	997 mm	68	2
1940	34.6 °C14 July 1940	-3.2 °C25 January 1940	17.7 °C	912 mm	69	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

24.0 °C

+2.3 °C

Hot days (≥ 30 °C)

126 d/yr

+54

Frost days (< 0 °C)

0 d/yr

-3

Annual rainfall

1407 mm

+287 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	12.5 °C	+1.8 °C	37 mm	+15 mm
Feb	12.6 °C	-0.2 °C	43 mm	+18 mm
Mar	17.8 °C	0.0 °C	57 mm	+13 mm
Apr	27.6 °C	+4.5 °C	40 mm	-34 mm
May	30.8 °C	+4.1 °C	55 mm	-50 mm
Jun	33.5 °C	+4.5 °C	142 mm	-2 mm
Jul	36.1 °C	+4.5 °C	115 mm	-103 mm
Aug	35.5 °C	+3.7 °C	243 mm	+54 mm
Sep	27.8 °C	+0.9 °C	457 mm	+311 mm
Oct	22.7 °C	+1.2 °C	177 mm	+95 mm
Nov	17.2 °C	+0.4 °C	21 mm	-26 mm
Dec	13.7 °C	+1.9 °C	20 mm	-6 mm

The year's extremes

Hottest day

45.2 °C

3 Aug 2025

Coldest day

0.9 °C

27 Jan 2025

Wettest day

87.7 mm

12 Sep 2025

Windiest day

40.3 km/h

27 Mar 2025

Strongest gust

72.4 km/h

21 Apr 2025

Hottest feels-like

48.0 °C

5 Aug 2025

Coldest feels-like

-2.5 °C

27 Jan 2025

Sunniest day

14.0 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 Suining?

Suining has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 18.1 °C and it receives 1,120 mm of precipitation per year.

What is the hottest day ever recorded in Suining?

The hottest day measured in Suining between 1940 and 2025 was 3 August 2025, reaching 45.2 °C.

What is the coldest day in Suining?

The coldest day measured in Suining between 1940 and 2025 was 9 January 1956, at -6.9 °C.

Does it snow in Suining?

Yes. Suining gets on average 2.1 cm of snow per year and has around 3 frost days.

Has the climate of Suining warmed?

Yes: Suining warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Suining?

The wettest day measured in Suining between 1940 and 2025 was 17 August 2015, with 263 mm of rain in 24 hours.

What was the windiest day in Suining?

The windiest day measured in Suining between 1940 and 2025 was 23 May 1946, with winds reaching 73.2 km/h.

What is the warmest month in Suining?

The warmest month in Suining is July (27.7 °C on average); the coldest is January (7.5 °C).

How much does it rain in Suining?

Suining receives on average 1,120 mm of precipitation per year, spread over about 144 rainy days.

Is it sunny in Suining?

Suining 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 Suining?

The heaviest 24-hour snowfall measured in Suining between 1940 and 2025 was 5 January 1970, with 5.5 cm.

Are there tropical nights in Suining?

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

What was the most extreme apparent temperature in Suining?

In Suining, between 1940 and 2025, the highest apparent temperature reached 48.0 °C on 5 August 2025, and the lowest was -10.3 °C on 9 January 1956.

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