Kiến An climate — normals and trends

Q: What is the climate of Kiến An?

Kiến An has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 1,647 mm of precipitation per year.

Q: What is the hottest day ever recorded in Kiến An?

The hottest day measured in Kiến An between 1940 and 2025 was 7 April 2013, reaching 39.5 °C.

Q: What is the coldest day in Kiến An?

The coldest day measured in Kiến An between 1940 and 2025 was 17 January 1963, at 15.2 °C.

Q: Does it snow in Kiến An?

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

Q: Has the climate of Kiến An warmed?

Yes: Kiến An warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Kiến An?

The wettest day measured in Kiến An between 1940 and 2025 was 22 June 2025, with 67 mm of rain in 24 hours.

Q: What was the windiest day in Kiến An?

The windiest day measured in Kiến An between 1940 and 2025 was 22 August 2000, with winds reaching 32.8 km/h.

Q: What is the warmest month in Kiến An?

The warmest month in Kiến An is April (29.1 °C on average); the coldest is January (25.7 °C).

Q: How much does it rain in Kiến An?

Kiến An receives on average 1,647 mm of precipitation per year, spread over about 216 rainy days.

Q: Is it sunny in Kiến An?

Kiến An gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Kiến An (Vietnam) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.3 °C and it receives 1,647 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 April (29.1 °C on average) and the coldest is January (25.7 °C). Rainfall peaks in October.

Kiến An averages 0 frost days, 291 hot days (≥ 30 °C) and 216 rainy days per year.

Kiến An has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.5 °C (on 7 April 2013) and the coldest 15.2 °C (on 17 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

Kiến AnAn Giang

coords: 10.57°, 105.37°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthAprilColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

27.3°C

Average daily high

31.5°C

Average daily low

24.3°C

Annual rainfall

1,647mm

Sunshine / day

10.0h

Mean relative humidity

79%

Average peak wind

14.1km/h

Seasonal range

3.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

291 d/yr

Rainy days (≥ 1 mm)

216 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.5 °C

Average feels-like low

28.5 °C

Average peak gust

32.1 km/h

Tropical nights (≥ 20 °C)

357 d/yr

Solar radiation

18.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.75 · 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

39.5 °C

7 April 2013

Coldest day

15.2 °C

17 January 1963

Wettest day

67 mm

22 June 2025

Windiest day

32.8 km/h

22 August 2000

Strongest gust

68.8 km/h

12 August 1978

Hottest feels-like

46.0 °C

18 May 2010

Coldest feels-like

12.8 °C

12 January 1955

Sunniest day

12.1 h

11 July 1951

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	35.4 °C13 April 2025	19.9 °C13 January 2025	28.0 °C	1,648 mm	325
2024	37.9 °C3 May 2024	21.9 °C23 December 2024	28.7 °C	1,975 mm	336
2023	36.0 °C14 April 2023	20.6 °C30 January 2023	28.2 °C	1,817 mm	322
2022	36.7 °C27 April 2022	19.8 °C25 December 2022	27.9 °C	2,060 mm	329
2021	35.7 °C5 May 2021	19.1 °C13 January 2021	27.7 °C	1,829 mm	306
2020	35.8 °C5 April 2020	20.1 °C7 February 2020	28.1 °C	1,778 mm	324
2019	38.0 °C16 April 2019	20.0 °C7 December 2019	28.2 °C	1,398 mm	330
2018	37.1 °C26 April 2018	19.8 °C7 February 2018	27.9 °C	1,816 mm	313
2017	35.3 °C22 April 2017	19.3 °C21 December 2017	27.8 °C	2,114 mm	312
2016	39.5 °C13 May 2016	19.3 °C8 February 2016	28.5 °C	1,761 mm	328
2015	37.7 °C18 May 2015	18.9 °C17 January 2015	28.4 °C	1,307 mm	341
2014	37.1 °C16 March 2014	16.9 °C24 January 2014	27.9 °C	1,578 mm	314
2013	39.5 °C7 April 2013	19.7 °C28 December 2013	27.9 °C	1,818 mm	307
2012	37.2 °C7 March 2012	21.7 °C5 January 2012	27.9 °C	1,763 mm	333
2011	35.7 °C18 April 2011	18.7 °C19 January 2011	27.5 °C	1,673 mm	309
2010	39.2 °C18 May 2010	20.6 °C15 January 2010	28.1 °C	1,946 mm	334
2009	36.7 °C23 April 2009	18.3 °C15 January 2009	27.6 °C	1,490 mm	309
2008	36.8 °C1 April 2008	20.9 °C13 November 2008	27.4 °C	1,975 mm	312
2007	37.3 °C25 April 2007	18.3 °C31 January 2007	27.6 °C	1,845 mm	305
2006	35.9 °C7 April 2006	20.4 °C23 December 2006	27.7 °C	1,625 mm	309
2005	37.7 °C2 May 2005	18.9 °C3 January 2005	27.7 °C	1,455 mm	306
2004	37.3 °C8 April 2004	19.5 °C24 December 2004	27.8 °C	1,328 mm	321
2003	38.6 °C3 May 2003	19.9 °C14 January 2003	28.0 °C	1,669 mm	325
2002	38.4 °C6 May 2002	19.8 °C9 January 2002	28.4 °C	1,282 mm	339
2001	36.4 °C23 April 2001	18.9 °C31 December 2001	27.6 °C	1,644 mm	313
2000	35.1 °C28 March 2000	20.5 °C22 January 2000	27.4 °C	1,853 mm	303
1999	35.9 °C19 March 1999	16.8 °C25 December 1999	27.0 °C	2,157 mm	263
1998	37.9 °C6 May 1998	18.6 °C16 December 1998	28.3 °C	1,736 mm	321
1997	36.5 °C21 April 1997	18.6 °C14 January 1997	27.6 °C	1,386 mm	313
1996	36.6 °C22 March 1996	17.9 °C28 December 1996	27.2 °C	2,013 mm	302
1995	37.1 °C25 April 1995	17.6 °C7 January 1995	27.6 °C	1,547 mm	315
1994	36.2 °C7 April 1994	18.7 °C25 January 1994	27.3 °C	1,441 mm	301
1993	37.7 °C3 May 1993	17.9 °C30 January 1993	27.1 °C	1,795 mm	282
1992	38.1 °C3 May 1992	18.1 °C19 January 1992	27.5 °C	1,409 mm	298
1991	36.6 °C20 April 1991	20.8 °C7 December 1991	27.5 °C	1,364 mm	309
1990	36.8 °C14 April 1990	20.0 °C25 December 1990	27.9 °C	1,202 mm	331
1989	34.9 °C30 April 1989	19.2 °C16 December 1989	27.2 °C	1,666 mm	315
1988	37.8 °C15 March 1988	18.3 °C16 December 1988	27.6 °C	1,685 mm	298
1987	38.0 °C13 April 1987	19.0 °C14 January 1987	27.8 °C	1,699 mm	319
1986	37.2 °C27 April 1986	17.6 °C4 March 1986	27.1 °C	1,794 mm	272
1985	38.2 °C14 April 1985	18.6 °C17 December 1985	27.1 °C	2,003 mm	296
1984	36.2 °C25 March 1984	19.3 °C6 January 1984	27.0 °C	1,657 mm	288
1983	36.8 °C22 April 1983	17.6 °C25 January 1983	27.3 °C	1,602 mm	281
1982	35.4 °C24 March 1982	18.0 °C29 December 1982	26.9 °C	1,778 mm	281
1981	38.0 °C3 May 1981	17.7 °C14 January 1981	27.3 °C	1,551 mm	287
1980	37.3 °C28 March 1980	18.9 °C24 January 1980	27.4 °C	1,775 mm	311
1979	38.9 °C12 April 1979	19.3 °C30 November 1979	27.6 °C	1,477 mm	317
1978	37.0 °C4 April 1978	19.7 °C26 December 1978	27.4 °C	1,563 mm	298
1977	36.6 °C7 May 1977	19.2 °C17 February 1977	27.4 °C	1,480 mm	319
1976	36.2 °C20 April 1976	15.6 °C16 January 1976	26.8 °C	1,783 mm	265
1975	36.0 °C17 March 1975	15.8 °C31 December 1975	26.6 °C	1,998 mm	266
1974	35.3 °C5 April 1974	17.1 °C5 January 1974	26.9 °C	1,634 mm	290
1973	35.9 °C14 April 1973	17.2 °C29 December 1973	27.3 °C	1,762 mm	293
1972	36.6 °C27 May 1972	17.7 °C3 January 1972	27.1 °C	2,025 mm	293
1971	35.9 °C23 April 1971	17.7 °C17 November 1971	26.6 °C	1,709 mm	241
1970	36.9 °C23 April 1970	18.6 °C3 February 1970	27.1 °C	1,534 mm	280
1969	35.8 °C23 April 1969	18.6 °C7 February 1969	27.2 °C	1,407 mm	287
1968	34.9 °C7 April 1968	18.6 °C12 January 1968	26.9 °C	1,241 mm	288
1967	36.9 °C10 April 1967	16.3 °C17 January 1967	26.6 °C	1,197 mm	250
1966	36.6 °C13 March 1966	19.8 °C2 January 1966	26.8 °C	1,685 mm	262
1965	35.9 °C14 April 1965	17.0 °C17 January 1965	26.8 °C	1,558 mm	272
1964	36.0 °C12 April 1964	18.3 °C19 December 1964	27.1 °C	1,576 mm	281
1963	36.7 °C18 May 1963	15.2 °C17 January 1963	26.9 °C	1,315 mm	275
1962	35.8 °C24 April 1962	15.8 °C28 January 1962	26.8 °C	1,656 mm	256
1961	37.2 °C22 March 1961	15.5 °C19 January 1961	26.9 °C	1,393 mm	262
1960	36.3 °C20 March 1960	17.5 °C4 January 1960	27.2 °C	1,454 mm	293
1959	36.1 °C6 May 1959	17.0 °C19 January 1959	27.2 °C	1,493 mm	288
1958	36.7 °C7 May 1958	18.3 °C6 January 1958	27.2 °C	1,344 mm	289
1957	35.5 °C30 April 1957	16.5 °C3 January 1957	26.9 °C	1,684 mm	275
1956	35.5 °C24 March 1956	17.0 °C31 December 1956	26.4 °C	1,931 mm	249
1955	35.7 °C22 March 1955	15.9 °C12 January 1955	26.6 °C	1,779 mm	273
1954	35.8 °C29 March 1954	17.5 °C21 November 1954	26.7 °C	1,408 mm	279
1953	36.1 °C9 March 1953	17.3 °C9 January 1953	26.9 °C	1,613 mm	277
1952	35.4 °C25 April 1952	17.3 °C23 January 1952	26.9 °C	1,404 mm	267
1951	36.9 °C13 April 1951	17.9 °C2 January 1951	27.1 °C	1,033 mm	295
1950	35.8 °C4 April 1950	18.7 °C31 December 1950	26.8 °C	1,358 mm	268
1949	36.0 °C15 March 1949	18.3 °C15 January 1949	26.8 °C	1,699 mm	278
1948	35.7 °C13 March 1948	17.9 °C21 November 1948	26.7 °C	1,380 mm	286
1947	35.9 °C24 April 1947	18.8 °C25 December 1947	26.7 °C	1,624 mm	280
1946	35.4 °C28 March 1946	18.1 °C7 January 1946	26.3 °C	1,638 mm	247
1945	35.1 °C26 March 1945	18.3 °C29 December 1945	25.9 °C	2,005 mm	198
1944	36.3 °C27 March 1944	17.5 °C21 December 1944	26.7 °C	1,688 mm	250
1943	35.7 °C26 March 1943	17.9 °C11 January 1943	25.8 °C	1,800 mm	192
1942	36.2 °C25 April 1942	17.3 °C24 November 1942	26.3 °C	1,549 mm	234
1941	35.7 °C10 March 1941	20.0 °C26 December 1941	26.3 °C	2,000 mm	235
1940	35.9 °C11 March 1940	15.4 °C5 January 1940	26.0 °C	2,101 mm	191

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

31.8 °C

+0.3 °C

Hot days (≥ 30 °C)

325 d/yr

+34

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1648 mm

+1 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	30.2 °C	-0.2 °C	6 mm	-13 mm
Feb	31.9 °C	+0.1 °C	31 mm	+18 mm
Mar	33.7 °C	0.0 °C	10 mm	-23 mm
Apr	33.8 °C	-0.3 °C	110 mm	+24 mm
May	32.6 °C	+0.1 °C	244 mm	+68 mm
Jun	31.3 °C	+0.2 °C	232 mm	+47 mm
Jul	31.4 °C	+0.6 °C	117 mm	-83 mm
Aug	32.0 °C	+1.1 °C	160 mm	-46 mm
Sep	31.3 °C	+0.5 °C	284 mm	+12 mm
Oct	31.7 °C	+0.8 °C	266 mm	-10 mm
Nov	30.7 °C	-0.1 °C	154 mm	+18 mm
Dec	31.5 °C	+1.3 °C	35 mm	-11 mm

The year's extremes

Hottest day

35.4 °C

13 Apr 2025

Coldest day

19.9 °C

13 Jan 2025

Wettest day

66.7 mm

22 Jun 2025

Windiest day

27.4 km/h

22 Jul 2025

Strongest gust

63.0 km/h

22 Jul 2025

Hottest feels-like

42.9 °C

13 Apr 2025

Coldest feels-like

18.6 °C

13 Jan 2025

Sunniest day

12.0 h

26 Mar 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 Kiến An?

Kiến An has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 1,647 mm of precipitation per year.

What is the hottest day ever recorded in Kiến An?

The hottest day measured in Kiến An between 1940 and 2025 was 7 April 2013, reaching 39.5 °C.

What is the coldest day in Kiến An?

The coldest day measured in Kiến An between 1940 and 2025 was 17 January 1963, at 15.2 °C.

Does it snow in Kiến An?

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

Has the climate of Kiến An warmed?

Yes: Kiến An warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Kiến An?

The wettest day measured in Kiến An between 1940 and 2025 was 22 June 2025, with 67 mm of rain in 24 hours.

What was the windiest day in Kiến An?

The windiest day measured in Kiến An between 1940 and 2025 was 22 August 2000, with winds reaching 32.8 km/h.

What is the warmest month in Kiến An?

The warmest month in Kiến An is April (29.1 °C on average); the coldest is January (25.7 °C).

How much does it rain in Kiến An?

Kiến An receives on average 1,647 mm of precipitation per year, spread over about 216 rainy days.

Is it sunny in Kiến An?

Kiến An gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Are there tropical nights in Kiến An?

Yes: Kiến An has on average 357 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Kiến An?

In Kiến An, between 1940 and 2025, the highest apparent temperature reached 46.0 °C on 18 May 2010, and the lowest was 12.8 °C on 12 January 1955.

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