Vattalkundu climate — normals and trends

Q: What is the climate of Vattalkundu?

Vattalkundu has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.1 °C and it receives 2,015 mm of precipitation per year.

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

The hottest day measured in Vattalkundu between 1940 and 2025 was 2 May 2016, reaching 37.9 °C.

Q: What is the coldest day in Vattalkundu?

The coldest day measured in Vattalkundu between 1940 and 2025 was 27 December 1941, at 10.8 °C.

Q: Does it snow in Vattalkundu?

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

Q: Has the climate of Vattalkundu warmed?

Yes: Vattalkundu warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Vattalkundu?

The wettest day measured in Vattalkundu between 1940 and 2025 was 18 October 2014, with 189 mm of rain in 24 hours.

Q: What was the windiest day in Vattalkundu?

The windiest day measured in Vattalkundu between 1940 and 2025 was 20 February 1952, with winds reaching 19.8 km/h.

Q: What is the warmest month in Vattalkundu?

The warmest month in Vattalkundu is May (26.6 °C on average); the coldest is January (21.5 °C).

Q: How much does it rain in Vattalkundu?

Vattalkundu receives on average 2,015 mm of precipitation per year, spread over about 207 rainy days.

Q: Is it sunny in Vattalkundu?

Vattalkundu gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Vattalkundu (India) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 24.1 °C and it receives 2,015 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 (26.6 °C on average) and the coldest is January (21.5 °C). Rainfall peaks in October.

Vattalkundu averages 0 frost days, 137 hot days (≥ 30 °C) and 207 rainy days per year.

Vattalkundu has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.

The hottest day of the period reached 37.9 °C (on 2 May 2016) and the coldest 10.8 °C (on 27 December 1941).

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

VattalkunduTamil Nadu

coords: 10.16°, 77.76°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthMayColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

24.1°C

Average daily high

29.0°C

Average daily low

19.9°C

Annual rainfall

2,015mm

Sunshine / day

10.1h

Mean relative humidity

75%

Average peak wind

7.5km/h

Seasonal range

5.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

137 d/yr

Rainy days (≥ 1 mm)

207 d/yr

Annual snowfall

0.0 cm

Average feels-like high

32.7 °C

Average feels-like low

22.4 °C

Average peak gust

26.6 km/h

Tropical nights (≥ 20 °C)

204 d/yr

Solar radiation

19.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.78 · 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

37.9 °C

2 May 2016

Coldest day

10.8 °C

27 December 1941

Wettest day

189 mm

18 October 2014

Windiest day

19.8 km/h

20 February 1952

Strongest gust

86.4 km/h

13 November 1992

Hottest feels-like

42.0 °C

14 May 1989

Coldest feels-like

9.4 °C

27 December 1941

Sunniest day

12.3 h

26 May 1953

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.8 °C12 May 2025	13.6 °C21 December 2025	24.6 °C	2,241 mm	155
2024	36.9 °C2 May 2024	16.4 °C7 February 2024	25.3 °C	2,421 mm	174
2023	34.6 °C16 May 2023	14.6 °C12 January 2023	24.9 °C	2,695 mm	165
2022	34.6 °C29 April 2022	16.9 °C21 January 2022	24.6 °C	2,363 mm	139
2021	35.5 °C31 March 2021	14.6 °C11 February 2021	24.7 °C	2,617 mm	148
2020	36.5 °C24 May 2020	15.1 °C11 January 2020	25.1 °C	2,233 mm	176
2019	37.1 °C16 April 2019	14.5 °C10 January 2019	25.3 °C	2,079 mm	176
2018	35.6 °C25 April 2018	14.1 °C22 January 2018	24.8 °C	2,114 mm	137
2017	35.6 °C27 April 2017	14.2 °C18 February 2017	25.1 °C	2,317 mm	162
2016	37.9 °C2 May 2016	15.3 °C3 January 2016	25.5 °C	1,491 mm	182
2015	35.8 °C7 April 2015	15.9 °C3 February 2015	24.9 °C	2,561 mm	179
2014	36.0 °C2 June 2014	15.3 °C27 January 2014	25.2 °C	2,216 mm	199
2013	36.6 °C9 May 2013	14.8 °C17 December 2013	25.0 °C	2,023 mm	171
2012	37.7 °C23 April 2012	14.5 °C18 January 2012	25.3 °C	1,573 mm	216
2011	36.2 °C10 May 2011	13.2 °C25 December 2011	24.8 °C	2,148 mm	174
2010	36.7 °C11 April 2010	15.3 °C6 February 2010	25.0 °C	2,656 mm	164
2009	37.2 °C3 May 2009	13.1 °C1 January 2009	25.0 °C	2,162 mm	186
2008	35.8 °C29 April 2008	14.0 °C23 December 2008	24.5 °C	2,211 mm	155
2007	36.3 °C25 March 2007	13.8 °C19 January 2007	24.6 °C	2,498 mm	151
2006	35.1 °C5 April 2006	13.7 °C29 December 2006	24.5 °C	2,215 mm	170
2005	34.8 °C20 May 2005	14.5 °C7 January 2005	24.5 °C	2,341 mm	169
2004	36.8 °C24 March 2004	13.6 °C12 January 2004	24.3 °C	2,181 mm	151
2003	36.6 °C22 May 2003	13.4 °C11 December 2003	24.5 °C	2,044 mm	167
2002	36.1 °C30 April 2002	12.2 °C15 January 2002	24.4 °C	1,614 mm	172
2001	35.3 °C11 May 2001	13.2 °C11 December 2001	24.3 °C	1,960 mm	157
2000	35.1 °C28 April 2000	13.2 °C14 December 2000	24.1 °C	1,903 mm	144
1999	36.1 °C13 April 1999	13.3 °C27 January 1999	24.1 °C	1,879 mm	128
1998	36.6 °C20 April 1998	13.6 °C26 December 1998	24.8 °C	2,092 mm	150
1997	34.6 °C14 March 1997	12.9 °C29 January 1997	24.4 °C	2,122 mm	159
1996	36.1 °C30 March 1996	13.3 °C4 February 1996	24.1 °C	2,346 mm	133
1995	34.0 °C25 March 1995	13.4 °C3 January 1995	24.1 °C	2,054 mm	122
1994	35.4 °C23 March 1994	13.9 °C13 December 1994	24.0 °C	2,131 mm	112
1993	37.6 °C11 May 1993	11.9 °C3 January 1993	24.3 °C	1,891 mm	149
1992	35.7 °C7 April 1992	12.0 °C12 January 1992	24.1 °C	1,931 mm	139
1991	36.0 °C20 March 1991	12.9 °C9 December 1991	24.2 °C	2,035 mm	142
1990	34.6 °C25 April 1990	11.8 °C20 January 1990	24.3 °C	1,922 mm	155
1989	37.0 °C14 May 1989	12.4 °C7 February 1989	24.2 °C	1,993 mm	134
1988	35.7 °C12 May 1988	13.2 °C23 January 1988	24.2 °C	2,355 mm	128
1987	36.8 °C9 April 1987	14.1 °C1 February 1987	24.8 °C	1,486 mm	196
1986	36.9 °C21 May 1986	13.8 °C3 January 1986	24.6 °C	1,503 mm	170
1985	37.6 °C13 May 1985	13.8 °C30 November 1985	24.3 °C	1,722 mm	133
1984	35.6 °C21 May 1984	12.5 °C13 December 1984	23.9 °C	1,882 mm	138
1983	37.0 °C15 April 1983	12.5 °C8 January 1983	24.8 °C	2,183 mm	174
1982	35.9 °C2 April 1982	13.4 °C31 December 1982	24.3 °C	1,299 mm	183
1981	36.3 °C15 April 1981	14.0 °C6 January 1981	24.2 °C	1,871 mm	140
1980	35.7 °C26 May 1980	12.2 °C15 January 1980	24.5 °C	1,510 mm	176
1979	36.0 °C4 June 1979	14.0 °C5 January 1979	24.4 °C	1,820 mm	132
1978	36.1 °C15 April 1978	13.8 °C19 January 1978	24.1 °C	2,038 mm	109
1977	34.8 °C14 April 1977	12.7 °C15 January 1977	23.9 °C	1,859 mm	128
1976	35.3 °C21 April 1976	12.9 °C28 January 1976	23.9 °C	1,690 mm	144
1975	35.9 °C19 April 1975	12.7 °C26 December 1975	23.8 °C	1,976 mm	113
1974	36.9 °C8 May 1974	11.7 °C7 January 1974	23.8 °C	1,495 mm	126
1973	37.7 °C10 May 1973	13.4 °C24 December 1973	24.2 °C	1,687 mm	156
1972	34.8 °C5 June 1972	11.8 °C12 January 1972	24.0 °C	1,840 mm	139
1971	34.4 °C6 April 1971	13.1 °C21 December 1971	23.5 °C	1,942 mm	89
1970	35.2 °C30 March 1970	12.0 °C7 December 1970	23.7 °C	2,133 mm	92
1969	35.3 °C17 April 1969	14.3 °C10 January 1969	24.1 °C	2,070 mm	141
1968	34.0 °C15 May 1968	13.9 °C9 January 1968	23.6 °C	2,122 mm	81
1967	35.1 °C8 May 1967	13.4 °C5 February 1967	23.7 °C	2,316 mm	88
1966	36.3 °C24 May 1966	13.0 °C22 January 1966	23.5 °C	2,690 mm	105
1965	34.0 °C12 April 1965	13.2 °C13 January 1965	23.3 °C	2,201 mm	101
1964	37.0 °C1 May 1964	12.4 °C13 January 1964	23.7 °C	1,969 mm	109
1963	35.1 °C8 May 1963	12.7 °C31 January 1963	23.3 °C	2,423 mm	109
1962	33.9 °C5 May 1962	12.3 °C17 January 1962	23.5 °C	2,092 mm	76
1961	36.1 °C23 April 1961	14.3 °C24 January 1961	23.6 °C	2,147 mm	86
1960	34.1 °C28 March 1960	13.3 °C16 December 1960	23.5 °C	1,972 mm	105
1959	36.1 °C9 May 1959	13.7 °C17 December 1959	23.9 °C	1,839 mm	134
1958	35.5 °C9 April 1958	13.1 °C11 January 1958	24.0 °C	1,917 mm	132
1957	36.3 °C7 May 1957	13.3 °C24 January 1957	23.7 °C	1,834 mm	121
1956	37.1 °C27 April 1956	12.6 °C19 December 1956	23.3 °C	1,887 mm	101
1955	35.8 °C16 April 1955	12.5 °C21 December 1955	23.2 °C	2,283 mm	88
1954	36.3 °C20 April 1954	12.9 °C17 January 1954	23.5 °C	1,994 mm	101
1953	35.8 °C23 April 1953	13.5 °C4 January 1953	23.7 °C	1,474 mm	122
1952	36.2 °C16 March 1952	13.3 °C21 January 1952	24.1 °C	1,204 mm	160
1951	34.8 °C21 March 1951	12.9 °C25 December 1951	23.6 °C	1,888 mm	128
1950	35.0 °C8 April 1950	14.3 °C15 November 1950	23.8 °C	1,082 mm	157
1949	36.0 °C26 April 1949	14.7 °C31 January 1949	23.2 °C	1,669 mm	83
1948	35.0 °C8 April 1948	13.8 °C23 December 1948	23.7 °C	2,097 mm	136
1947	33.4 °C15 May 1947	14.3 °C14 January 1947	23.5 °C	1,742 mm	122
1946	35.5 °C3 May 1946	11.7 °C12 January 1946	23.3 °C	2,267 mm	95
1945	36.0 °C13 May 1945	13.4 °C28 January 1945	23.7 °C	1,714 mm	131
1944	35.2 °C30 April 1944	12.8 °C30 December 1944	23.4 °C	2,431 mm	87
1943	33.8 °C30 April 1943	12.0 °C20 January 1943	22.4 °C	2,124 mm	78
1942	33.6 °C1 April 1942	11.6 °C27 January 1942	22.6 °C	2,082 mm	57
1941	34.0 °C29 April 1941	10.8 °C27 December 1941	22.9 °C	1,982 mm	108
1940	34.7 °C3 April 1940	12.7 °C23 January 1940	22.8 °C	2,218 mm	80

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

+0.1 °C

Hot days (≥ 30 °C)

155 d/yr

+18

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2241 mm

+226 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.3 °C	0.0 °C	70 mm	+20 mm
Feb	29.1 °C	+0.4 °C	12 mm	-26 mm
Mar	30.3 °C	-1.2 °C	166 mm	+109 mm
Apr	31.7 °C	-0.9 °C	155 mm	+40 mm
May	30.6 °C	-1.5 °C	226 mm	+47 mm
Jun	30.3 °C	+0.4 °C	182 mm	-21 mm
Jul	30.0 °C	+0.9 °C	220 mm	+3 mm
Aug	29.4 °C	+0.3 °C	268 mm	+36 mm
Sep	29.8 °C	+0.6 °C	277 mm	+24 mm
Oct	28.5 °C	+0.4 °C	328 mm	+26 mm
Nov	26.8 °C	+0.4 °C	267 mm	+33 mm
Dec	26.2 °C	+0.7 °C	70 mm	-65 mm

The year's extremes

Hottest day

33.8 °C

12 May 2025

Coldest day

13.6 °C

21 Dec 2025

Wettest day

90.1 mm

12 Mar 2025

Windiest day

13.9 km/h

26 Feb 2025

Strongest gust

49.3 km/h

19 Jul 2025

Hottest feels-like

40.1 °C

1 Jun 2025

Coldest feels-like

13.4 °C

21 Dec 2025

Sunniest day

12.2 h

2 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 Vattalkundu?

Vattalkundu has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.1 °C and it receives 2,015 mm of precipitation per year.

What is the hottest day ever recorded in Vattalkundu?

The hottest day measured in Vattalkundu between 1940 and 2025 was 2 May 2016, reaching 37.9 °C.

What is the coldest day in Vattalkundu?

The coldest day measured in Vattalkundu between 1940 and 2025 was 27 December 1941, at 10.8 °C.

Does it snow in Vattalkundu?

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

Has the climate of Vattalkundu warmed?

Yes: Vattalkundu warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Vattalkundu?

The wettest day measured in Vattalkundu between 1940 and 2025 was 18 October 2014, with 189 mm of rain in 24 hours.

What was the windiest day in Vattalkundu?

The windiest day measured in Vattalkundu between 1940 and 2025 was 20 February 1952, with winds reaching 19.8 km/h.

What is the warmest month in Vattalkundu?

The warmest month in Vattalkundu is May (26.6 °C on average); the coldest is January (21.5 °C).

How much does it rain in Vattalkundu?

Vattalkundu receives on average 2,015 mm of precipitation per year, spread over about 207 rainy days.

Is it sunny in Vattalkundu?

Vattalkundu gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Are there tropical nights in Vattalkundu?

Yes: Vattalkundu has on average 204 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Vattalkundu?

In Vattalkundu, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 14 May 1989, and the lowest was 9.4 °C on 27 December 1941.

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