Perambalur climate — normals and trends

Q: What is the climate of Perambalur?

Perambalur has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.4 °C and it receives 793 mm of precipitation per year.

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

The hottest day measured in Perambalur between 1940 and 2025 was 25 April 1956, reaching 43.3 °C.

Q: What is the coldest day in Perambalur?

The coldest day measured in Perambalur between 1940 and 2025 was 26 December 1941, at 14.3 °C.

Q: Does it snow in Perambalur?

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

Q: Has the climate of Perambalur warmed?

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

Q: What is the wettest day in Perambalur?

The wettest day measured in Perambalur between 1940 and 2025 was 9 November 2015, with 200 mm of rain in 24 hours.

Q: What was the windiest day in Perambalur?

The windiest day measured in Perambalur between 1940 and 2025 was 8 July 1973, with winds reaching 34.4 km/h.

Q: What is the warmest month in Perambalur?

The warmest month in Perambalur is May (32.1 °C on average); the coldest is January (24.6 °C).

Q: How much does it rain in Perambalur?

Perambalur receives on average 793 mm of precipitation per year, spread over about 119 rainy days.

Q: Is it sunny in Perambalur?

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

Perambalur (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 28.4 °C and it receives 793 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 (32.1 °C on average) and the coldest is January (24.6 °C). Rainfall peaks in October.

Perambalur averages 0 frost days, 296 hot days (≥ 30 °C) and 119 rainy days per year.

Perambalur has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.

The hottest day of the period reached 43.3 °C (on 25 April 1956) and the coldest 14.3 °C (on 26 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

PerambalurTamil Nadu

coords: 11.23°, 78.88°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

28.4°C

Average daily high

33.8°C

Average daily low

24.3°C

Annual rainfall

793mm

Sunshine / day

10.2h

Mean relative humidity

67%

Average peak wind

15.1km/h

Seasonal range

7.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

296 d/yr

Rainy days (≥ 1 mm)

119 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.8 °C

Average feels-like low

27.7 °C

Average peak gust

33.8 km/h

Tropical nights (≥ 20 °C)

337 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 = 0.41 · 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

43.3 °C

25 April 1956

Coldest day

14.3 °C

26 December 1941

Wettest day

200 mm

9 November 2015

Windiest day

34.4 km/h

8 July 1973

Strongest gust

73.8 km/h

7 August 1964

Hottest feels-like

47.6 °C

23 May 2014

Coldest feels-like

14.6 °C

26 December 1941

Sunniest day

12.5 h

23 May 1951

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	38.9 °C25 April 2025	19.2 °C14 February 2025	28.7 °C	779 mm	296
2024	40.2 °C1 May 2024	19.9 °C17 January 2024	29.3 °C	1,342 mm	327
2023	39.2 °C3 June 2023	18.8 °C16 January 2023	28.9 °C	1,128 mm	314
2022	38.6 °C1 May 2022	19.4 °C21 November 2022	28.5 °C	961 mm	322
2021	39.6 °C30 May 2021	18.9 °C11 February 2021	28.7 °C	1,214 mm	300
2020	40.6 °C21 May 2020	19.0 °C15 January 2020	29.0 °C	1,037 mm	320
2019	41.1 °C28 May 2019	19.0 °C2 January 2019	29.6 °C	751 mm	325
2018	39.6 °C20 April 2018	17.4 °C3 February 2018	28.9 °C	615 mm	325
2017	41.1 °C16 May 2017	18.4 °C8 February 2017	29.0 °C	1,014 mm	315
2016	41.0 °C22 April 2016	19.2 °C25 December 2016	29.3 °C	625 mm	349
2015	40.4 °C2 May 2015	18.3 °C13 January 2015	28.9 °C	1,304 mm	305
2014	42.6 °C23 May 2014	18.0 °C9 February 2014	29.3 °C	877 mm	311
2013	43.0 °C10 May 2013	18.8 °C15 January 2013	29.2 °C	622 mm	331
2012	42.1 °C21 May 2012	16.2 °C18 January 2012	29.2 °C	705 mm	325
2011	41.0 °C31 May 2011	17.3 °C20 January 2011	28.7 °C	880 mm	300
2010	42.3 °C15 May 2010	18.2 °C23 January 2010	28.8 °C	1,076 mm	290
2009	42.1 °C12 May 2009	17.7 °C16 February 2009	28.9 °C	901 mm	292
2008	40.7 °C18 May 2008	17.7 °C29 December 2008	28.5 °C	1,127 mm	293
2007	41.2 °C14 May 2007	18.1 °C25 November 2007	28.4 °C	1,054 mm	307
2006	40.3 °C16 May 2006	16.6 °C20 January 2006	28.5 °C	817 mm	277
2005	41.5 °C26 May 2005	18.3 °C14 February 2005	28.5 °C	1,313 mm	297
2004	42.7 °C17 April 2004	18.0 °C25 February 2004	28.2 °C	923 mm	279
2003	42.1 °C22 May 2003	18.0 °C8 December 2003	29.0 °C	765 mm	307
2002	40.9 °C9 May 2002	17.0 °C14 January 2002	28.6 °C	580 mm	304
2001	41.1 °C12 May 2001	17.9 °C10 February 2001	28.5 °C	690 mm	279
2000	40.6 °C22 May 2000	15.9 °C23 January 2000	28.3 °C	785 mm	292
1999	40.2 °C12 April 1999	16.4 °C27 January 1999	28.4 °C	723 mm	288
1998	42.8 °C2 June 1998	18.6 °C25 December 1998	28.9 °C	873 mm	302
1997	40.7 °C24 May 1997	16.6 °C1 February 1997	28.5 °C	753 mm	285
1996	40.8 °C7 May 1996	16.5 °C3 December 1996	28.2 °C	1,178 mm	306
1995	39.5 °C2 June 1995	17.5 °C2 January 1995	28.5 °C	710 mm	309
1994	40.7 °C24 May 1994	17.8 °C30 January 1994	28.2 °C	708 mm	268
1993	42.8 °C11 May 1993	16.5 °C20 January 1993	28.3 °C	1,061 mm	270
1992	41.9 °C22 May 1992	17.3 °C8 January 1992	28.3 °C	682 mm	289
1991	42.3 °C24 May 1991	17.6 °C29 November 1991	28.8 °C	697 mm	308
1990	41.4 °C17 May 1990	14.9 °C20 January 1990	28.8 °C	644 mm	311
1989	42.1 °C15 May 1989	15.8 °C8 February 1989	28.3 °C	805 mm	298
1988	40.7 °C11 May 1988	17.9 °C28 November 1988	28.6 °C	760 mm	314
1987	41.3 °C1 June 1987	18.1 °C12 February 1987	29.0 °C	559 mm	314
1986	43.1 °C21 May 1986	17.3 °C23 February 1986	28.6 °C	697 mm	276
1985	42.5 °C23 April 1985	17.7 °C6 February 1985	28.6 °C	595 mm	285
1984	40.5 °C16 May 1984	15.7 °C14 December 1984	27.9 °C	946 mm	251
1983	41.7 °C24 May 1983	18.0 °C3 January 1983	28.9 °C	749 mm	321
1982	40.6 °C5 April 1982	16.9 °C14 February 1982	28.7 °C	438 mm	292
1981	40.9 °C25 May 1981	16.3 °C8 December 1981	28.3 °C	705 mm	303
1980	42.9 °C21 May 1980	17.1 °C28 January 1980	28.7 °C	524 mm	299
1979	41.6 °C4 June 1979	18.3 °C14 January 1979	28.4 °C	748 mm	265
1978	41.0 °C21 May 1978	15.6 °C19 January 1978	28.5 °C	784 mm	298
1977	41.3 °C20 May 1977	16.0 °C13 January 1977	28.2 °C	709 mm	273
1976	41.1 °C27 May 1976	16.1 °C26 February 1976	28.4 °C	589 mm	276
1975	42.1 °C5 May 1975	17.5 °C2 December 1975	28.2 °C	738 mm	297
1974	41.0 °C8 May 1974	15.4 °C7 February 1974	28.3 °C	390 mm	321
1973	43.2 °C10 May 1973	17.6 °C15 January 1973	28.4 °C	650 mm	292
1972	41.3 °C5 June 1972	16.2 °C12 January 1972	28.1 °C	883 mm	281
1971	40.6 °C3 May 1971	17.0 °C21 December 1971	27.8 °C	752 mm	283
1970	41.8 °C20 June 1970	16.4 °C4 December 1970	28.2 °C	645 mm	280
1969	42.5 °C17 April 1969	16.7 °C27 January 1969	28.8 °C	949 mm	293
1968	40.3 °C20 May 1968	17.1 °C7 February 1968	28.2 °C	662 mm	296
1967	41.5 °C4 June 1967	15.9 °C10 February 1967	28.0 °C	869 mm	276
1966	43.0 °C24 May 1966	17.2 °C14 December 1966	27.8 °C	1,162 mm	262
1965	42.4 °C20 May 1965	17.7 °C14 January 1965	27.8 °C	874 mm	282
1964	42.9 °C1 May 1964	16.2 °C14 January 1964	28.2 °C	831 mm	280
1963	41.7 °C24 May 1963	16.8 °C13 February 1963	28.0 °C	891 mm	273
1962	41.1 °C3 May 1962	17.2 °C11 January 1962	27.8 °C	898 mm	263
1961	40.6 °C16 April 1961	18.1 °C26 February 1961	27.9 °C	541 mm	265
1960	41.3 °C27 April 1960	16.6 °C3 February 1960	28.2 °C	734 mm	287
1959	41.8 °C7 May 1959	18.2 °C12 February 1959	28.4 °C	602 mm	290
1958	41.7 °C5 June 1958	17.6 °C6 January 1958	28.3 °C	867 mm	272
1957	42.1 °C7 May 1957	17.1 °C24 January 1957	28.2 °C	683 mm	266
1956	43.3 °C25 April 1956	16.4 °C22 January 1956	27.7 °C	946 mm	247
1955	41.2 °C14 April 1955	16.4 °C30 December 1955	27.6 °C	924 mm	266
1954	41.7 °C17 April 1954	15.3 °C30 December 1954	27.8 °C	898 mm	285
1953	42.7 °C3 June 1953	18.8 °C31 January 1953	28.7 °C	554 mm	337
1952	42.7 °C19 May 1952	18.0 °C21 January 1952	29.2 °C	422 mm	352
1951	41.6 °C15 May 1951	18.3 °C8 December 1951	28.4 °C	747 mm	329
1950	41.8 °C18 May 1950	18.0 °C26 January 1950	29.3 °C	310 mm	363
1949	41.8 °C20 April 1949	18.9 °C7 January 1949	28.3 °C	518 mm	332
1948	41.8 °C22 May 1948	18.8 °C25 December 1948	28.7 °C	791 mm	291
1947	41.7 °C15 May 1947	17.6 °C9 February 1947	28.2 °C	682 mm	303
1946	42.6 °C3 May 1946	16.0 °C27 January 1946	28.1 °C	880 mm	285
1945	41.8 °C15 May 1945	16.5 °C26 January 1945	28.4 °C	530 mm	302
1944	41.6 °C16 May 1944	17.5 °C26 January 1944	27.9 °C	871 mm	280
1943	41.1 °C30 April 1943	17.1 °C22 February 1943	27.1 °C	761 mm	266
1942	38.6 °C28 March 1942	15.7 °C1 January 1942	27.2 °C	725 mm	281
1941	41.4 °C29 April 1941	14.3 °C26 December 1941	27.7 °C	856 mm	282
1940	40.4 °C3 April 1940	16.1 °C9 January 1940	27.5 °C	650 mm	298

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

33.3 °C

-0.5 °C

Hot days (≥ 30 °C)

296 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

779 mm

-14 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.4 °C	-0.3 °C	19 mm	+1 mm
Feb	32.7 °C	+0.1 °C	3 mm	-8 mm
Mar	34.5 °C	-1.1 °C	32 mm	+15 mm
Apr	36.9 °C	-0.7 °C	22 mm	-7 mm
May	35.6 °C	-2.7 °C	144 mm	+91 mm
Jun	35.5 °C	-1.0 °C	33 mm	-15 mm
Jul	35.4 °C	+0.2 °C	44 mm	-18 mm
Aug	34.6 °C	-0.3 °C	53 mm	-21 mm
Sep	34.5 °C	-0.1 °C	55 mm	-43 mm
Oct	31.8 °C	-0.3 °C	193 mm	+32 mm
Nov	30.0 °C	+0.3 °C	153 mm	+10 mm
Dec	29.1 °C	+0.4 °C	28 mm	-52 mm

The year's extremes

Hottest day

38.9 °C

25 Apr 2025

Coldest day

19.2 °C

14 Feb 2025

Wettest day

73.9 mm

29 Nov 2025

Windiest day

27.1 km/h

16 Jun 2025

Strongest gust

59.8 km/h

26 May 2025

Hottest feels-like

46.0 °C

4 May 2025

Coldest feels-like

20.4 °C

15 Dec 2025

Sunniest day

12.3 h

1 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 Perambalur?

Perambalur has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 28.4 °C and it receives 793 mm of precipitation per year.

What is the hottest day ever recorded in Perambalur?

The hottest day measured in Perambalur between 1940 and 2025 was 25 April 1956, reaching 43.3 °C.

What is the coldest day in Perambalur?

The coldest day measured in Perambalur between 1940 and 2025 was 26 December 1941, at 14.3 °C.

Does it snow in Perambalur?

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

Has the climate of Perambalur warmed?

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

What is the wettest day in Perambalur?

The wettest day measured in Perambalur between 1940 and 2025 was 9 November 2015, with 200 mm of rain in 24 hours.

What was the windiest day in Perambalur?

The windiest day measured in Perambalur between 1940 and 2025 was 8 July 1973, with winds reaching 34.4 km/h.

What is the warmest month in Perambalur?

The warmest month in Perambalur is May (32.1 °C on average); the coldest is January (24.6 °C).

How much does it rain in Perambalur?

Perambalur receives on average 793 mm of precipitation per year, spread over about 119 rainy days.

Is it sunny in Perambalur?

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

Are there tropical nights in Perambalur?

Yes: Perambalur has on average 337 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Perambalur?

In Perambalur, between 1940 and 2025, the highest apparent temperature reached 47.6 °C on 23 May 2014, and the lowest was 14.6 °C on 26 December 1941.

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