Thimiri climate — normals and trends

Q: What is the climate of Thimiri?

Thimiri has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.5 °C and it receives 847 mm of precipitation per year.

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

The hottest day measured in Thimiri between 1940 and 2025 was 8 May 1964, reaching 44.3 °C.

Q: What is the coldest day in Thimiri?

The coldest day measured in Thimiri between 1940 and 2025 was 30 December 1941, at 12.1 °C.

Q: Does it snow in Thimiri?

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

Q: Has the climate of Thimiri warmed?

Yes: Thimiri warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Thimiri?

The wettest day measured in Thimiri between 1940 and 2025 was 29 October 1991, with 155 mm of rain in 24 hours.

Q: What was the windiest day in Thimiri?

The windiest day measured in Thimiri between 1940 and 2025 was 12 December 2016, with winds reaching 44.4 km/h.

Q: What is the warmest month in Thimiri?

The warmest month in Thimiri is May (31.7 °C on average); the coldest is January (23.3 °C).

Q: How much does it rain in Thimiri?

Thimiri receives on average 847 mm of precipitation per year, spread over about 119 rainy days.

Q: Is it sunny in Thimiri?

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

Thimiri (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.5 °C and it receives 847 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 (31.7 °C on average) and the coldest is January (23.3 °C). Rainfall peaks in October.

Thimiri averages 0 frost days, 271 hot days (≥ 30 °C) and 119 rainy days per year.

Thimiri has warmed by +1.0 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The hottest day of the period reached 44.3 °C (on 8 May 1964) and the coldest 12.1 °C (on 30 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

ThimiriTamil Nadu

coords: 12.83°, 79.31°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

27.5°C

Average daily high

32.9°C

Average daily low

23.3°C

Annual rainfall

847mm

Sunshine / day

10.0h

Mean relative humidity

67%

Average peak wind

14.5km/h

Seasonal range

8.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

271 d/yr

Rainy days (≥ 1 mm)

119 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.8 °C

Average feels-like low

26.3 °C

Average peak gust

33.3 km/h

Tropical nights (≥ 20 °C)

302 d/yr

Solar radiation

19.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.35 · 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

44.3 °C

8 May 1964

Coldest day

12.1 °C

30 December 1941

Wettest day

155 mm

29 October 1991

Windiest day

44.4 km/h

12 December 2016

Strongest gust

92.2 km/h

12 December 2016

Hottest feels-like

47.3 °C

31 May 2024

Coldest feels-like

11.7 °C

26 December 1941

Sunniest day

12.6 h

23 May 1950

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.7 °C12 April 2025	18.2 °C13 December 2025	28.3 °C	780 mm	280
2024	42.4 °C31 May 2024	18.9 °C17 January 2024	28.6 °C	1,279 mm	299
2023	40.4 °C16 May 2023	16.5 °C13 January 2023	28.2 °C	928 mm	288
2022	39.5 °C30 April 2022	18.4 °C9 December 2022	27.8 °C	1,151 mm	290
2021	40.0 °C2 April 2021	17.5 °C12 February 2021	27.9 °C	1,491 mm	267
2020	41.0 °C20 May 2020	17.3 °C15 January 2020	28.1 °C	1,192 mm	292
2019	41.7 °C2 May 2019	16.9 °C2 January 2019	28.9 °C	849 mm	297
2018	39.5 °C29 May 2018	16.0 °C3 February 2018	28.4 °C	617 mm	307
2017	41.6 °C16 May 2017	17.3 °C10 February 2017	28.3 °C	976 mm	295
2016	40.7 °C22 April 2016	16.3 °C11 December 2016	28.5 °C	778 mm	318
2015	39.8 °C25 May 2015	16.9 °C12 January 2015	28.1 °C	1,197 mm	292
2014	42.5 °C23 May 2014	16.5 °C6 February 2014	28.3 °C	883 mm	286
2013	41.3 °C11 May 2013	16.3 °C16 December 2013	28.0 °C	823 mm	305
2012	40.9 °C23 May 2012	13.9 °C16 January 2012	28.2 °C	783 mm	291
2011	40.4 °C6 May 2011	14.9 °C10 February 2011	27.7 °C	867 mm	285
2010	41.8 °C11 May 2010	15.5 °C22 December 2010	27.7 °C	1,138 mm	262
2009	40.9 °C11 May 2009	15.6 °C19 January 2009	28.0 °C	823 mm	281
2008	40.9 °C17 May 2008	15.4 °C29 December 2008	27.4 °C	1,097 mm	270
2007	40.5 °C14 May 2007	15.3 °C25 November 2007	27.2 °C	993 mm	262
2006	40.5 °C30 April 2006	15.0 °C19 January 2006	27.4 °C	765 mm	261
2005	39.5 °C16 May 2005	16.1 °C11 January 2005	27.4 °C	1,255 mm	266
2004	41.5 °C17 April 2004	16.2 °C21 December 2004	27.3 °C	871 mm	264
2003	41.8 °C22 May 2003	16.8 °C8 December 2003	28.1 °C	572 mm	297
2002	40.5 °C13 May 2002	15.3 °C21 December 2002	27.7 °C	511 mm	262
2001	40.9 °C12 May 2001	16.1 °C9 December 2001	27.7 °C	923 mm	263
2000	40.4 °C27 April 2000	14.8 °C14 December 2000	27.3 °C	765 mm	267
1999	39.5 °C13 April 1999	15.9 °C23 January 1999	27.4 °C	568 mm	270
1998	41.3 °C27 May 1998	16.7 °C24 December 1998	27.8 °C	949 mm	270
1997	40.9 °C18 May 1997	15.4 °C16 February 1997	27.5 °C	813 mm	261
1996	41.1 °C16 May 1996	15.1 °C2 December 1996	27.3 °C	1,377 mm	265
1995	39.2 °C2 June 1995	15.7 °C2 January 1995	27.1 °C	880 mm	261
1994	41.4 °C10 May 1994	14.5 °C12 December 1994	27.6 °C	696 mm	254
1993	41.5 °C7 May 1993	15.6 °C5 January 1993	27.5 °C	1,095 mm	255
1992	40.9 °C22 May 1992	13.8 °C8 January 1992	27.3 °C	579 mm	266
1991	40.5 °C30 April 1991	15.6 °C29 November 1991	27.6 °C	967 mm	268
1990	39.7 °C22 April 1990	13.9 °C13 January 1990	27.6 °C	700 mm	266
1989	41.1 °C30 April 1989	14.0 °C3 February 1989	27.1 °C	963 mm	259
1988	40.8 °C10 May 1988	14.7 °C1 December 1988	27.3 °C	1,031 mm	256
1987	40.6 °C1 June 1987	16.0 °C12 February 1987	27.7 °C	851 mm	263
1986	41.4 °C21 May 1986	16.0 °C23 February 1986	27.6 °C	725 mm	248
1985	41.4 °C23 April 1985	16.2 °C28 January 1985	27.6 °C	642 mm	259
1984	41.2 °C24 May 1984	15.1 °C13 December 1984	27.2 °C	928 mm	226
1983	42.2 °C31 May 1983	15.3 °C8 January 1983	27.8 °C	738 mm	289
1982	39.7 °C4 May 1982	16.2 °C14 January 1982	27.7 °C	459 mm	272
1981	41.0 °C20 May 1981	13.8 °C11 December 1981	27.3 °C	752 mm	260
1980	43.3 °C25 May 1980	15.7 °C1 January 1980	27.8 °C	492 mm	277
1979	41.7 °C4 June 1979	15.9 °C31 December 1979	27.8 °C	753 mm	256
1978	40.7 °C21 May 1978	14.3 °C19 January 1978	27.6 °C	892 mm	260
1977	40.2 °C20 May 1977	14.4 °C13 January 1977	27.4 °C	612 mm	250
1976	41.8 °C3 May 1976	14.8 °C22 January 1976	27.3 °C	910 mm	259
1975	42.0 °C12 May 1975	15.4 °C11 January 1975	27.3 °C	696 mm	257
1974	40.2 °C1 May 1974	14.9 °C7 February 1974	27.1 °C	626 mm	259
1973	42.1 °C12 May 1973	15.8 °C23 January 1973	27.7 °C	643 mm	267
1972	42.2 °C5 June 1972	14.1 °C7 January 1972	27.4 °C	885 mm	259
1971	40.2 °C6 May 1971	15.4 °C21 December 1971	27.0 °C	698 mm	262
1970	41.2 °C5 May 1970	14.5 °C2 December 1970	27.3 °C	718 mm	261
1969	40.8 °C30 May 1969	13.9 °C27 January 1969	28.0 °C	945 mm	271
1968	40.0 °C29 May 1968	16.0 °C17 January 1968	27.5 °C	790 mm	268
1967	40.9 °C3 June 1967	13.2 °C7 February 1967	27.1 °C	990 mm	258
1966	43.6 °C27 May 1966	13.9 °C14 December 1966	27.0 °C	1,393 mm	232
1965	42.2 °C12 May 1965	14.9 °C14 January 1965	27.2 °C	890 mm	276
1964	44.3 °C8 May 1964	14.3 °C14 January 1964	27.3 °C	866 mm	263
1963	42.2 °C26 May 1963	15.0 °C11 February 1963	27.2 °C	837 mm	264
1962	40.3 °C2 May 1962	14.7 °C11 January 1962	26.9 °C	758 mm	243
1961	39.8 °C6 May 1961	15.8 °C27 December 1961	27.0 °C	559 mm	258
1960	41.3 °C28 April 1960	15.0 °C4 February 1960	27.3 °C	903 mm	271
1959	42.0 °C24 May 1959	16.3 °C15 December 1959	27.6 °C	655 mm	272
1958	41.8 °C14 May 1958	16.1 °C29 December 1958	28.0 °C	738 mm	289
1957	42.0 °C6 May 1957	14.7 °C24 January 1957	27.3 °C	604 mm	261
1956	44.2 °C14 May 1956	14.5 °C5 January 1956	26.8 °C	1,048 mm	229
1955	41.5 °C14 April 1955	14.7 °C19 December 1955	26.7 °C	1,053 mm	249
1954	42.5 °C19 May 1954	14.1 °C8 December 1954	27.1 °C	899 mm	259
1953	42.2 °C20 May 1953	16.4 °C22 December 1953	27.8 °C	664 mm	294
1952	43.1 °C19 May 1952	16.0 °C21 January 1952	28.3 °C	557 mm	334
1951	41.2 °C9 May 1951	14.9 °C26 February 1951	27.7 °C	786 mm	310
1950	42.1 °C21 May 1950	15.5 °C2 January 1950	27.9 °C	680 mm	355
1949	40.4 °C25 April 1949	16.2 °C7 January 1949	27.0 °C	796 mm	292
1948	41.4 °C22 May 1948	17.0 °C26 December 1948	27.9 °C	906 mm	273
1947	42.3 °C15 May 1947	15.3 °C7 February 1947	27.5 °C	671 mm	269
1946	43.5 °C11 May 1946	13.7 °C25 January 1946	27.3 °C	1,100 mm	264
1945	42.5 °C17 May 1945	14.5 °C2 December 1945	27.7 °C	617 mm	278
1944	41.4 °C16 May 1944	15.4 °C26 December 1944	27.1 °C	932 mm	267
1943	41.3 °C30 April 1943	15.1 °C19 January 1943	26.2 °C	978 mm	229
1942	39.3 °C10 May 1942	12.7 °C1 January 1942	26.5 °C	718 mm	249
1941	42.3 °C25 April 1941	12.1 °C30 December 1941	27.1 °C	1,005 mm	265
1940	40.2 °C13 May 1940	13.5 °C9 January 1940	27.0 °C	587 mm	288

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

33.2 °C

+0.3 °C

Hot days (≥ 30 °C)

280 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

780 mm

-67 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.7 °C	0.0 °C	13 mm	-3 mm
Feb	32.7 °C	+1.0 °C	0 mm	-7 mm
Mar	35.1 °C	+0.3 °C	22 mm	+6 mm
Apr	37.3 °C	+0.3 °C	18 mm	-2 mm
May	35.8 °C	-2.3 °C	120 mm	+65 mm
Jun	36.3 °C	+0.4 °C	27 mm	-39 mm
Jul	35.8 °C	+1.3 °C	49 mm	-32 mm
Aug	33.8 °C	-0.1 °C	117 mm	+19 mm
Sep	33.7 °C	+0.4 °C	74 mm	-50 mm
Oct	31.2 °C	+0.2 °C	181 mm	+26 mm
Nov	29.7 °C	+0.9 °C	98 mm	-40 mm
Dec	28.2 °C	+0.5 °C	62 mm	-10 mm

The year's extremes

Hottest day

39.7 °C

12 Apr 2025

Coldest day

18.2 °C

13 Dec 2025

Wettest day

46.5 mm

30 Nov 2025

Windiest day

29.1 km/h

27 Jul 2025

Strongest gust

61.9 km/h

27 May 2025

Hottest feels-like

44.8 °C

20 Apr 2025

Coldest feels-like

19.3 °C

13 Dec 2025

Sunniest day

12.4 h

4 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 Thimiri?

Thimiri has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.5 °C and it receives 847 mm of precipitation per year.

What is the hottest day ever recorded in Thimiri?

The hottest day measured in Thimiri between 1940 and 2025 was 8 May 1964, reaching 44.3 °C.

What is the coldest day in Thimiri?

The coldest day measured in Thimiri between 1940 and 2025 was 30 December 1941, at 12.1 °C.

Does it snow in Thimiri?

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

Has the climate of Thimiri warmed?

Yes: Thimiri warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Thimiri?

The wettest day measured in Thimiri between 1940 and 2025 was 29 October 1991, with 155 mm of rain in 24 hours.

What was the windiest day in Thimiri?

The windiest day measured in Thimiri between 1940 and 2025 was 12 December 2016, with winds reaching 44.4 km/h.

What is the warmest month in Thimiri?

The warmest month in Thimiri is May (31.7 °C on average); the coldest is January (23.3 °C).

How much does it rain in Thimiri?

Thimiri receives on average 847 mm of precipitation per year, spread over about 119 rainy days.

Is it sunny in Thimiri?

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

Are there tropical nights in Thimiri?

Yes: Thimiri has on average 302 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Thimiri?

In Thimiri, between 1940 and 2025, the highest apparent temperature reached 47.3 °C on 31 May 2024, and the lowest was 11.7 °C on 26 December 1941.

Compare Thimiri with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Thimiri

Other cities — India

All cities in India →