Kuthalam climate — normals and trends

Q: What is the climate of Kuthalam?

Kuthalam has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.6 °C and it receives 856 mm of precipitation per year.

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

The hottest day measured in Kuthalam between 1940 and 2025 was 10 May 1973, reaching 44.1 °C.

Q: What is the coldest day in Kuthalam?

The coldest day measured in Kuthalam between 1940 and 2025 was 20 January 1990, at 16.0 °C.

Q: Does it snow in Kuthalam?

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

Q: Has the climate of Kuthalam warmed?

Yes: Kuthalam warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Kuthalam?

The wettest day measured in Kuthalam between 1940 and 2025 was 6 December 1972, with 239 mm of rain in 24 hours.

Q: What was the windiest day in Kuthalam?

The windiest day measured in Kuthalam between 1940 and 2025 was 30 December 2011, with winds reaching 35.7 km/h.

Q: What is the warmest month in Kuthalam?

The warmest month in Kuthalam is May (31.9 °C on average); the coldest is January (24.8 °C).

Q: How much does it rain in Kuthalam?

Kuthalam receives on average 856 mm of precipitation per year, spread over about 128 rainy days.

Q: Is it sunny in Kuthalam?

Kuthalam gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.

Kuthalam (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 28.6 °C and it receives 856 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 (31.9 °C on average) and the coldest is January (24.8 °C). Rainfall peaks in November.

Kuthalam averages 0 frost days, 278 hot days (≥ 30 °C) and 128 rainy days per year.

Kuthalam has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.

The hottest day of the period reached 44.1 °C (on 10 May 1973) and the coldest 16.0 °C (on 20 January 1990).

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

KuthalamTamil Nadu

coords: 11.07°, 79.56°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthNovemberDriest monthFebruary

Mean daily temperature

28.6°C

Average daily high

33.5°C

Average daily low

25.0°C

Annual rainfall

856mm

Sunshine / day

10.2h

Mean relative humidity

69%

Average peak wind

15.7km/h

Seasonal range

7.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

278 d/yr

Rainy days (≥ 1 mm)

128 d/yr

Annual snowfall

0.0 cm

Average feels-like high

37.0 °C

Average feels-like low

28.5 °C

Average peak gust

35.9 km/h

Tropical nights (≥ 20 °C)

355 d/yr

Solar radiation

19.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.1 °C

since 1940

+0.1 °C per decade · r² = 0.55 · 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

44.1 °C

10 May 1973

Coldest day

16.0 °C

20 January 1990

Wettest day

239 mm

6 December 1972

Windiest day

35.7 km/h

30 December 2011

Strongest gust

78.8 km/h

4 December 1993

Hottest feels-like

47.9 °C

16 May 1975

Coldest feels-like

16.8 °C

20 January 1990

Sunniest day

12.5 h

23 May 1981

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.3 °C4 May 2025	20.6 °C15 December 2025	29.1 °C	939 mm	282
2024	40.7 °C1 May 2024	21.4 °C17 January 2024	29.5 °C	1,399 mm	322
2023	40.0 °C3 June 2023	19.5 °C13 February 2023	29.0 °C	1,217 mm	296
2022	39.7 °C24 May 2022	19.7 °C9 December 2022	28.7 °C	1,084 mm	301
2021	39.8 °C31 May 2021	20.3 °C11 February 2021	29.0 °C	1,379 mm	297
2020	40.7 °C21 May 2020	20.8 °C15 January 2020	29.1 °C	1,160 mm	307
2019	40.9 °C2 May 2019	19.9 °C22 January 2019	29.5 °C	822 mm	295
2018	39.3 °C8 June 2018	19.7 °C6 January 2018	29.0 °C	714 mm	303
2017	41.2 °C15 May 2017	19.5 °C7 February 2017	29.2 °C	1,149 mm	297
2016	40.8 °C22 April 2016	20.0 °C24 December 2016	29.5 °C	577 mm	328
2015	40.5 °C25 June 2015	20.3 °C15 January 2015	29.1 °C	1,381 mm	289
2014	42.7 °C23 May 2014	19.8 °C6 February 2014	29.4 °C	1,053 mm	283
2013	42.5 °C9 May 2013	20.0 °C22 December 2013	29.2 °C	653 mm	304
2012	42.3 °C2 June 2012	18.2 °C19 January 2012	29.3 °C	730 mm	300
2011	41.1 °C31 May 2011	18.8 °C20 January 2011	28.8 °C	945 mm	273
2010	42.8 °C28 May 2010	19.3 °C4 March 2010	28.9 °C	1,268 mm	287
2009	41.4 °C10 May 2009	18.7 °C12 February 2009	29.1 °C	984 mm	269
2008	40.8 °C18 May 2008	19.1 °C20 January 2008	28.7 °C	1,235 mm	283
2007	41.7 °C21 May 2007	19.0 °C26 December 2007	28.6 °C	1,157 mm	275
2006	41.2 °C30 April 2006	17.7 °C20 January 2006	28.7 °C	875 mm	263
2005	41.0 °C26 May 2005	18.6 °C14 February 2005	28.8 °C	1,192 mm	283
2004	42.1 °C18 April 2004	18.6 °C1 March 2004	28.5 °C	1,038 mm	266
2003	43.1 °C22 May 2003	19.2 °C25 January 2003	29.2 °C	741 mm	287
2002	40.9 °C13 May 2002	18.8 °C15 January 2002	28.8 °C	660 mm	273
2001	41.9 °C12 May 2001	18.8 °C8 February 2001	28.8 °C	807 mm	277
2000	41.3 °C22 May 2000	16.6 °C23 January 2000	28.4 °C	809 mm	274
1999	40.7 °C12 April 1999	17.8 °C27 January 1999	28.7 °C	795 mm	274
1998	42.3 °C29 May 1998	20.6 °C16 January 1998	29.1 °C	880 mm	299
1997	41.6 °C29 May 1997	17.7 °C1 February 1997	28.8 °C	825 mm	279
1996	41.6 °C7 May 1996	18.2 °C3 December 1996	28.5 °C	1,200 mm	290
1995	40.6 °C18 May 1995	19.7 °C2 January 1995	28.7 °C	707 mm	276
1994	41.3 °C24 May 1994	19.1 °C30 January 1994	28.5 °C	735 mm	251
1993	41.7 °C2 May 1993	17.8 °C20 January 1993	28.6 °C	995 mm	264
1992	41.3 °C22 May 1992	18.3 °C8 March 1992	28.4 °C	634 mm	277
1991	41.6 °C2 May 1991	18.8 °C12 February 1991	28.7 °C	794 mm	278
1990	41.0 °C17 May 1990	16.0 °C20 January 1990	28.9 °C	837 mm	277
1989	42.8 °C15 May 1989	16.8 °C4 February 1989	28.4 °C	787 mm	276
1988	41.3 °C27 May 1988	18.8 °C29 November 1988	28.8 °C	817 mm	291
1987	41.5 °C4 June 1987	19.4 °C12 February 1987	29.1 °C	650 mm	292
1986	43.6 °C21 May 1986	18.4 °C17 November 1986	28.8 °C	690 mm	258
1985	42.4 °C23 April 1985	18.3 °C6 February 1985	28.7 °C	668 mm	272
1984	40.9 °C24 May 1984	16.8 °C14 December 1984	28.1 °C	1,206 mm	243
1983	42.4 °C31 May 1983	18.7 °C3 January 1983	28.9 °C	893 mm	287
1982	41.4 °C4 April 1982	18.3 °C14 February 1982	28.8 °C	553 mm	276
1981	41.7 °C21 May 1981	17.5 °C1 February 1981	28.5 °C	671 mm	278
1980	42.9 °C21 May 1980	17.9 °C28 January 1980	28.9 °C	537 mm	281
1979	41.4 °C4 June 1979	19.4 °C1 February 1979	28.7 °C	721 mm	257
1978	42.0 °C21 May 1978	17.1 °C19 January 1978	28.8 °C	837 mm	278
1977	41.1 °C23 May 1977	17.2 °C13 January 1977	28.4 °C	686 mm	254
1976	42.5 °C22 May 1976	16.4 °C26 February 1976	28.4 °C	621 mm	264
1975	42.2 °C12 May 1975	19.0 °C9 January 1975	28.4 °C	880 mm	281
1974	40.7 °C20 June 1974	16.8 °C7 February 1974	28.4 °C	416 mm	288
1973	44.1 °C10 May 1973	18.9 °C16 January 1973	28.6 °C	729 mm	275
1972	42.1 °C5 June 1972	18.3 °C4 February 1972	28.3 °C	967 mm	270
1971	41.3 °C6 May 1971	18.1 °C12 February 1971	28.1 °C	823 mm	267
1970	41.6 °C7 May 1970	18.4 °C4 December 1970	28.4 °C	709 mm	267
1969	41.9 °C30 May 1969	17.4 °C27 January 1969	28.9 °C	1,042 mm	266
1968	40.5 °C20 May 1968	18.0 °C7 February 1968	28.4 °C	704 mm	272
1967	41.5 °C3 June 1967	17.3 °C11 February 1967	28.2 °C	1,012 mm	263
1966	43.9 °C24 May 1966	18.5 °C14 December 1966	28.0 °C	999 mm	251
1965	41.8 °C31 May 1965	18.5 °C8 March 1965	27.9 °C	1,130 mm	266
1964	42.9 °C27 May 1964	17.2 °C15 January 1964	28.4 °C	770 mm	272
1963	42.6 °C27 May 1963	17.6 °C13 February 1963	28.1 °C	1,057 mm	246
1962	40.8 °C28 April 1962	18.8 °C11 January 1962	28.1 °C	799 mm	250
1961	40.1 °C12 May 1961	18.7 °C26 February 1961	28.0 °C	629 mm	258
1960	41.4 °C5 June 1960	17.6 °C4 February 1960	28.2 °C	954 mm	253
1959	41.8 °C24 May 1959	19.3 °C12 February 1959	28.6 °C	688 mm	276
1958	41.7 °C5 June 1958	19.2 °C5 February 1958	28.5 °C	928 mm	265
1957	41.0 °C8 May 1957	16.5 °C6 February 1957	28.3 °C	775 mm	257
1956	44.0 °C13 May 1956	17.0 °C21 January 1956	27.9 °C	829 mm	249
1955	40.8 °C7 June 1955	17.9 °C30 December 1955	27.8 °C	931 mm	262
1954	41.8 °C27 May 1954	16.5 °C30 December 1954	27.9 °C	981 mm	270
1953	42.5 °C26 May 1953	19.5 °C30 January 1953	28.6 °C	601 mm	302
1952	43.3 °C19 May 1952	19.0 °C21 January 1952	29.1 °C	422 mm	342
1951	41.2 °C18 May 1951	18.5 °C27 February 1951	28.5 °C	730 mm	316
1950	42.2 °C18 May 1950	19.0 °C2 January 1950	29.0 °C	332 mm	351
1949	41.6 °C25 April 1949	20.0 °C26 January 1949	28.0 °C	613 mm	286
1948	41.5 °C1 June 1948	19.7 °C29 February 1948	28.7 °C	942 mm	273
1947	41.3 °C22 May 1947	18.8 °C9 February 1947	28.2 °C	703 mm	264
1946	42.4 °C6 May 1946	16.9 °C29 January 1946	28.3 °C	903 mm	264
1945	42.1 °C17 May 1945	17.7 °C7 February 1945	28.4 °C	624 mm	276
1944	40.2 °C28 April 1944	18.5 °C6 February 1944	28.1 °C	908 mm	274
1943	41.6 °C30 April 1943	18.5 °C22 February 1943	27.4 °C	823 mm	266
1942	38.7 °C8 August 1942	17.6 °C1 January 1942	27.5 °C	736 mm	266
1941	41.8 °C29 April 1941	16.5 °C28 December 1941	28.0 °C	1,093 mm	270
1940	39.3 °C3 April 1940	17.5 °C9 January 1940	27.7 °C	711 mm	275

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

33.4 °C

-0.1 °C

Hot days (≥ 30 °C)

282 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

939 mm

+83 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.1 °C	+0.4 °C	36 mm	+4 mm
Feb	31.7 °C	+0.6 °C	6 mm	-9 mm
Mar	33.4 °C	-0.6 °C	43 mm	+23 mm
Apr	35.7 °C	-0.5 °C	36 mm	+8 mm
May	36.2 °C	-1.9 °C	135 mm	+89 mm
Jun	36.3 °C	-0.9 °C	22 mm	-19 mm
Jul	36.4 °C	+0.4 °C	34 mm	-20 mm
Aug	35.4 °C	-0.2 °C	61 mm	-9 mm
Sep	34.9 °C	-0.2 °C	83 mm	-9 mm
Oct	32.2 °C	0.0 °C	176 mm	+18 mm
Nov	30.1 °C	+0.7 °C	268 mm	+85 mm
Dec	28.8 °C	+0.6 °C	39 mm	-79 mm

The year's extremes

Hottest day

39.3 °C

4 May 2025

Coldest day

20.6 °C

15 Dec 2025

Wettest day

130.3 mm

29 Nov 2025

Windiest day

27.9 km/h

27 May 2025

Strongest gust

64.8 km/h

28 May 2025

Hottest feels-like

47.1 °C

4 May 2025

Coldest feels-like

22.0 °C

15 Dec 2025

Sunniest day

12.3 h

12 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 Kuthalam?

Kuthalam has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.6 °C and it receives 856 mm of precipitation per year.

What is the hottest day ever recorded in Kuthalam?

The hottest day measured in Kuthalam between 1940 and 2025 was 10 May 1973, reaching 44.1 °C.

What is the coldest day in Kuthalam?

The coldest day measured in Kuthalam between 1940 and 2025 was 20 January 1990, at 16.0 °C.

Does it snow in Kuthalam?

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

Has the climate of Kuthalam warmed?

Yes: Kuthalam warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Kuthalam?

The wettest day measured in Kuthalam between 1940 and 2025 was 6 December 1972, with 239 mm of rain in 24 hours.

What was the windiest day in Kuthalam?

The windiest day measured in Kuthalam between 1940 and 2025 was 30 December 2011, with winds reaching 35.7 km/h.

What is the warmest month in Kuthalam?

The warmest month in Kuthalam is May (31.9 °C on average); the coldest is January (24.8 °C).

How much does it rain in Kuthalam?

Kuthalam receives on average 856 mm of precipitation per year, spread over about 128 rainy days.

Is it sunny in Kuthalam?

Kuthalam gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.

Are there tropical nights in Kuthalam?

Yes: Kuthalam has on average 355 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Kuthalam?

In Kuthalam, between 1940 and 2025, the highest apparent temperature reached 47.9 °C on 16 May 1975, and the lowest was 16.8 °C on 20 January 1990.

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