Cái Đôi Vàm climate — normals and trends

Q: What is the climate of Cái Đôi Vàm?

Cái Đôi Vàm has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 2,217 mm of precipitation per year.

Q: What is the hottest day ever recorded in Cái Đôi Vàm?

The hottest day measured in Cái Đôi Vàm between 1940 and 2025 was 6 May 1998, reaching 33.8 °C.

Q: What is the coldest day in Cái Đôi Vàm?

The coldest day measured in Cái Đôi Vàm between 1940 and 2025 was 16 January 1963, at 19.9 °C.

Q: Does it snow in Cái Đôi Vàm?

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

Q: Has the climate of Cái Đôi Vàm warmed?

Yes: Cái Đôi Vàm warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Cái Đôi Vàm?

The wettest day measured in Cái Đôi Vàm between 1940 and 2025 was 3 December 1972, with 141 mm of rain in 24 hours.

Q: What was the windiest day in Cái Đôi Vàm?

The windiest day measured in Cái Đôi Vàm between 1940 and 2025 was 3 January 2019, with winds reaching 47.3 km/h.

Q: What is the warmest month in Cái Đôi Vàm?

The warmest month in Cái Đôi Vàm is May (28.1 °C on average); the coldest is January (25.7 °C).

Q: How much does it rain in Cái Đôi Vàm?

Cái Đôi Vàm receives on average 2,217 mm of precipitation per year, spread over about 235 rainy days.

Q: Is it sunny in Cái Đôi Vàm?

Cái Đôi Vàm gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Cái Đôi Vàm (Vietnam) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 27.0 °C and it receives 2,217 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 May (28.1 °C on average) and the coldest is January (25.7 °C). Rainfall peaks in October.

Cái Đôi Vàm averages 0 frost days, 47 hot days (≥ 30 °C) and 235 rainy days per year.

Cái Đôi Vàm has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.

The hottest day of the period reached 33.8 °C (on 6 May 1998) and the coldest 19.9 °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

Cái Đôi VàmCa Mau

coords: 8.86°, 104.81°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthMayColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

27.0°C

Average daily high

28.7°C

Average daily low

25.6°C

Annual rainfall

2,217mm

Sunshine / day

10.0h

Mean relative humidity

82%

Average peak wind

20.4km/h

Seasonal range

2.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

47 d/yr

Rainy days (≥ 1 mm)

235 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.2 °C

Average feels-like low

29.0 °C

Average peak gust

34.5 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

18.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.71 · 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

33.8 °C

6 May 1998

Coldest day

19.9 °C

16 January 1963

Wettest day

141 mm

3 December 1972

Windiest day

47.3 km/h

3 January 2019

Strongest gust

78.5 km/h

2 January 2019

Hottest feels-like

41.3 °C

24 May 2024

Coldest feels-like

17.5 °C

23 December 1999

Sunniest day

12.0 h

23 July 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	31.3 °C9 May 2025	23.0 °C31 January 2025	27.6 °C	2,137 mm	77
2024	33.0 °C9 April 2024	23.9 °C23 December 2024	28.2 °C	2,206 mm	148
2023	31.8 °C15 May 2023	23.1 °C8 January 2023	27.7 °C	2,326 mm	100
2022	31.2 °C14 May 2022	23.2 °C19 December 2022	27.5 °C	2,723 mm	62
2021	31.5 °C16 May 2021	22.7 °C13 January 2021	27.4 °C	2,197 mm	68
2020	32.5 °C13 May 2020	23.4 °C23 December 2020	27.8 °C	2,274 mm	119
2019	32.0 °C24 April 2019	23.1 °C7 December 2019	27.7 °C	1,914 mm	99
2018	31.1 °C9 March 2018	23.3 °C9 February 2018	27.5 °C	2,034 mm	77
2017	31.7 °C23 April 2017	21.5 °C21 December 2017	27.5 °C	2,423 mm	62
2016	32.7 °C12 May 2016	23.3 °C8 February 2016	27.8 °C	2,144 mm	108
2015	32.5 °C14 May 2015	22.8 °C26 January 2015	27.5 °C	1,854 mm	100
2014	31.7 °C29 April 2014	21.9 °C24 January 2014	27.3 °C	1,932 mm	71
2013	32.1 °C6 April 2013	22.7 °C29 December 2013	27.4 °C	2,185 mm	64
2012	31.2 °C26 April 2012	23.9 °C4 January 2012	27.3 °C	2,161 mm	45
2011	30.8 °C9 May 2011	23.1 °C19 January 2011	27.1 °C	2,009 mm	18
2010	32.7 °C8 May 2010	23.4 °C31 October 2010	27.6 °C	2,271 mm	112
2009	31.2 °C30 March 2009	21.5 °C11 January 2009	27.2 °C	2,030 mm	41
2008	31.0 °C12 April 2008	22.7 °C3 January 2008	26.9 °C	2,451 mm	29
2007	31.4 °C5 April 2007	22.5 °C31 January 2007	27.1 °C	2,614 mm	46
2006	31.3 °C28 April 2006	23.7 °C25 January 2006	27.2 °C	2,350 mm	42
2005	31.9 °C7 May 2005	21.1 °C23 December 2005	27.2 °C	1,945 mm	55
2004	31.4 °C18 April 2004	23.2 °C22 December 2004	27.2 °C	1,606 mm	50
2003	31.7 °C23 April 2003	22.4 °C20 December 2003	27.3 °C	2,145 mm	52
2002	32.7 °C3 May 2002	22.9 °C3 January 2002	27.4 °C	1,715 mm	76
2001	31.4 °C9 May 2001	23.0 °C31 December 2001	27.1 °C	2,424 mm	31
2000	31.0 °C6 April 2000	23.4 °C3 February 2000	27.0 °C	2,318 mm	18
1999	30.6 °C18 March 1999	20.1 °C25 December 1999	26.8 °C	2,747 mm	11
1998	33.8 °C6 May 1998	21.4 °C15 December 1998	27.8 °C	2,383 mm	145
1997	31.7 °C9 May 1997	23.0 °C4 January 1997	27.2 °C	1,827 mm	60
1996	30.9 °C5 April 1996	22.0 °C16 January 1996	26.8 °C	2,497 mm	36
1995	32.3 °C7 May 1995	22.3 °C31 December 1995	27.1 °C	2,252 mm	71
1994	31.4 °C16 April 1994	22.9 °C25 January 1994	26.9 °C	1,722 mm	36
1993	32.0 °C14 May 1993	21.7 °C27 December 1993	26.9 °C	2,322 mm	47
1992	32.0 °C25 April 1992	22.3 °C20 January 1992	27.1 °C	1,971 mm	65
1991	31.4 °C20 April 1991	23.5 °C11 January 1991	27.2 °C	2,157 mm	52
1990	32.0 °C14 May 1990	22.7 °C3 December 1990	27.3 °C	1,705 mm	68
1989	31.1 °C1 May 1989	22.4 °C15 February 1989	26.9 °C	2,199 mm	22
1988	32.4 °C22 April 1988	22.9 °C30 November 1988	27.2 °C	2,274 mm	84
1987	32.3 °C28 April 1987	22.2 °C8 December 1987	27.3 °C	2,370 mm	73
1986	31.6 °C29 April 1986	22.5 °C4 March 1986	26.8 °C	2,160 mm	31
1985	31.0 °C15 April 1985	21.6 °C17 December 1985	26.9 °C	2,519 mm	25
1984	30.5 °C9 April 1984	22.4 °C9 January 1984	26.7 °C	2,168 mm	13
1983	32.3 °C21 May 1983	21.9 °C28 November 1983	27.1 °C	2,079 mm	72
1982	30.6 °C26 April 1982	22.2 °C21 December 1982	26.9 °C	2,148 mm	26
1981	31.8 °C29 April 1981	21.5 °C13 January 1981	27.0 °C	2,141 mm	61
1980	31.5 °C28 April 1980	23.0 °C24 December 1980	27.1 °C	2,312 mm	46
1979	32.3 °C10 April 1979	23.1 °C15 January 1979	27.1 °C	2,238 mm	50
1978	31.5 °C1 May 1978	22.6 °C31 October 1978	27.1 °C	2,173 mm	56
1977	32.2 °C3 May 1977	22.4 °C18 February 1977	26.8 °C	1,978 mm	50
1976	31.2 °C20 April 1976	21.0 °C1 January 1976	26.5 °C	2,545 mm	13
1975	30.8 °C14 April 1975	20.1 °C30 December 1975	26.5 °C	2,684 mm	21
1974	31.2 °C13 April 1974	21.0 °C5 January 1974	26.6 °C	1,959 mm	21
1973	31.8 °C6 April 1973	20.5 °C26 December 1973	27.0 °C	2,567 mm	59
1972	30.9 °C29 March 1972	21.5 °C14 January 1972	26.7 °C	2,857 mm	24
1971	31.7 °C12 April 1971	21.5 °C10 January 1971	26.4 °C	2,634 mm	20
1970	31.9 °C15 April 1970	22.5 °C22 January 1970	26.8 °C	2,523 mm	45
1969	31.6 °C3 May 1969	22.8 °C5 December 1969	27.0 °C	2,071 mm	65
1968	31.4 °C26 April 1968	22.6 °C14 January 1968	26.8 °C	1,562 mm	37
1967	31.6 °C10 April 1967	20.1 °C17 January 1967	26.6 °C	1,930 mm	31
1966	31.1 °C17 April 1966	22.7 °C4 December 1966	26.8 °C	3,074 mm	27
1965	30.6 °C26 April 1965	21.6 °C19 January 1965	26.5 °C	2,598 mm	18
1964	31.2 °C10 April 1964	21.2 °C19 December 1964	26.8 °C	2,377 mm	38
1963	31.2 °C13 May 1963	19.9 °C16 January 1963	26.6 °C	1,818 mm	35
1962	31.3 °C27 April 1962	21.7 °C3 December 1962	26.6 °C	1,895 mm	29
1961	31.1 °C29 March 1961	20.3 °C18 January 1961	26.7 °C	1,934 mm	33
1960	31.4 °C4 April 1960	21.3 °C3 January 1960	26.9 °C	1,837 mm	40
1959	31.4 °C15 April 1959	23.1 °C19 January 1959	26.9 °C	1,871 mm	49
1958	32.2 °C30 April 1958	22.6 °C28 November 1958	27.0 °C	1,844 mm	77
1957	31.4 °C22 April 1957	20.8 °C3 January 1957	26.7 °C	2,285 mm	40
1956	31.0 °C1 April 1956	21.7 °C30 December 1956	26.3 °C	2,450 mm	16
1955	32.0 °C5 April 1955	20.8 °C12 January 1955	26.5 °C	2,300 mm	38
1954	30.9 °C21 March 1954	22.5 °C17 December 1954	26.7 °C	2,023 mm	32
1953	30.7 °C3 May 1953	22.3 °C12 December 1953	26.8 °C	2,241 mm	14
1952	31.3 °C20 May 1952	21.8 °C11 December 1952	26.8 °C	1,857 mm	41
1951	31.4 °C2 June 1951	22.0 °C17 December 1951	27.0 °C	1,281 mm	60
1950	30.8 °C2 April 1950	22.8 °C11 December 1950	26.7 °C	1,747 mm	26
1949	30.8 °C9 April 1949	22.3 °C12 January 1949	26.6 °C	1,784 mm	15
1948	30.5 °C8 May 1948	21.4 °C3 January 1948	26.6 °C	1,822 mm	13
1947	30.8 °C27 March 1947	22.8 °C20 December 1947	26.6 °C	2,417 mm	10
1946	30.1 °C24 March 1946	21.0 °C7 January 1946	26.4 °C	2,661 mm	2
1945	29.9 °C26 March 1945	21.5 °C29 December 1945	26.1 °C	3,071 mm	0
1944	31.0 °C27 April 1944	20.5 °C21 December 1944	26.3 °C	2,551 mm	40
1943	30.1 °C18 April 1943	21.8 °C25 January 1943	25.8 °C	2,348 mm	1
1942	31.7 °C24 April 1942	22.3 °C21 January 1942	26.4 °C	2,283 mm	13
1941	30.5 °C30 March 1941	23.3 °C19 January 1941	26.5 °C	3,381 mm	14
1940	30.7 °C5 April 1940	21.3 °C4 January 1940	26.2 °C	2,848 mm	15

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

29.1 °C

+0.4 °C

Hot days (≥ 30 °C)

77 d/yr

+30

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2137 mm

-80 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.0 °C	0.0 °C	27 mm	-3 mm
Feb	28.8 °C	+0.2 °C	22 mm	+3 mm
Mar	29.7 °C	+0.3 °C	20 mm	-17 mm
Apr	29.8 °C	-0.2 °C	140 mm	+43 mm
May	30.0 °C	+0.3 °C	329 mm	+103 mm
Jun	29.6 °C	+0.5 °C	231 mm	-20 mm
Jul	29.6 °C	+1.0 °C	147 mm	-131 mm
Aug	29.3 °C	+0.9 °C	230 mm	-54 mm
Sep	28.9 °C	+0.7 °C	281 mm	-41 mm
Oct	28.7 °C	+0.6 °C	391 mm	+44 mm
Nov	28.3 °C	+0.1 °C	245 mm	+15 mm
Dec	28.6 °C	+0.8 °C	74 mm	-22 mm

The year's extremes

Hottest day

31.3 °C

9 May 2025

Coldest day

23.0 °C

31 Jan 2025

Wettest day

63.5 mm

29 Oct 2025

Windiest day

39.3 km/h

24 Feb 2025

Strongest gust

59.0 km/h

24 Feb 2025

Hottest feels-like

39.4 °C

18 Apr 2025

Coldest feels-like

22.8 °C

13 Jan 2025

Sunniest day

12.0 h

23 Jul 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 Cái Đôi Vàm?

Cái Đôi Vàm has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 2,217 mm of precipitation per year.

What is the hottest day ever recorded in Cái Đôi Vàm?

The hottest day measured in Cái Đôi Vàm between 1940 and 2025 was 6 May 1998, reaching 33.8 °C.

What is the coldest day in Cái Đôi Vàm?

The coldest day measured in Cái Đôi Vàm between 1940 and 2025 was 16 January 1963, at 19.9 °C.

Does it snow in Cái Đôi Vàm?

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

Has the climate of Cái Đôi Vàm warmed?

Yes: Cái Đôi Vàm warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Cái Đôi Vàm?

The wettest day measured in Cái Đôi Vàm between 1940 and 2025 was 3 December 1972, with 141 mm of rain in 24 hours.

What was the windiest day in Cái Đôi Vàm?

The windiest day measured in Cái Đôi Vàm between 1940 and 2025 was 3 January 2019, with winds reaching 47.3 km/h.

What is the warmest month in Cái Đôi Vàm?

The warmest month in Cái Đôi Vàm is May (28.1 °C on average); the coldest is January (25.7 °C).

How much does it rain in Cái Đôi Vàm?

Cái Đôi Vàm receives on average 2,217 mm of precipitation per year, spread over about 235 rainy days.

Is it sunny in Cái Đôi Vàm?

Cái Đôi Vàm gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Are there tropical nights in Cái Đôi Vàm?

Yes: Cái Đôi Vàm has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Cái Đôi Vàm?

In Cái Đôi Vàm, between 1940 and 2025, the highest apparent temperature reached 41.3 °C on 24 May 2024, and the lowest was 17.5 °C on 23 December 1999.

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