Mappilaiurani climate — normals and trends

Q: What is the climate of Mappilaiurani?

Mappilaiurani has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 701 mm of precipitation per year.

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

The hottest day measured in Mappilaiurani between 1940 and 2025 was 9 May 1986, reaching 33.6 °C.

Q: What is the coldest day in Mappilaiurani?

The coldest day measured in Mappilaiurani between 1940 and 2025 was 28 December 2014, at 21.5 °C.

Q: Does it snow in Mappilaiurani?

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

Q: Has the climate of Mappilaiurani warmed?

Yes: Mappilaiurani warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Mappilaiurani?

The wettest day measured in Mappilaiurani between 1940 and 2025 was 1 November 2021, with 149 mm of rain in 24 hours.

Q: What was the windiest day in Mappilaiurani?

The windiest day measured in Mappilaiurani between 1940 and 2025 was 13 November 1992, with winds reaching 62.4 km/h.

Q: What is the warmest month in Mappilaiurani?

The warmest month in Mappilaiurani is May (29.1 °C on average); the coldest is January (25.4 °C).

Q: How much does it rain in Mappilaiurani?

Mappilaiurani receives on average 701 mm of precipitation per year, spread over about 89 rainy days.

Q: Is it sunny in Mappilaiurani?

Mappilaiurani gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

Mappilaiurani (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.2 °C and it receives 701 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 (29.1 °C on average) and the coldest is January (25.4 °C). Rainfall peaks in November.

Mappilaiurani averages 0 frost days, 66 hot days (≥ 30 °C) and 89 rainy days per year.

Mappilaiurani has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.

The hottest day of the period reached 33.6 °C (on 9 May 1986) and the coldest 21.5 °C (on 28 December 2014).

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

MappilaiuraniTamil Nadu

coords: 8.84°, 78.14°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthNovemberDriest monthAugust

Mean daily temperature

27.2°C

Average daily high

28.5°C

Average daily low

26.0°C

Annual rainfall

701mm

Sunshine / day

10.7h

Mean relative humidity

78%

Average peak wind

26.9km/h

Seasonal range

3.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

66 d/yr

Rainy days (≥ 1 mm)

89 d/yr

Annual snowfall

0.0 cm

Average feels-like high

32.5 °C

Average feels-like low

28.6 °C

Average peak gust

37.2 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

20.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.9 °C

since 1940

+0.1 °C per decade · r² = 0.68 · 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

33.6 °C

9 May 1986

Coldest day

21.5 °C

28 December 2014

Wettest day

149 mm

1 November 2021

Windiest day

62.4 km/h

13 November 1992

Strongest gust

87.8 km/h

13 November 1992

Hottest feels-like

40.6 °C

1 June 2024

Coldest feels-like

19.4 °C

9 December 1954

Sunniest day

12.2 h

25 May 1979

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	32.2 °C12 May 2025	22.0 °C29 November 2025	27.7 °C	1,143 mm	127
2024	33.0 °C6 May 2024	24.1 °C17 January 2024	28.1 °C	1,083 mm	126
2023	33.5 °C14 June 2023	22.8 °C16 January 2023	27.8 °C	1,117 mm	102
2022	33.4 °C11 May 2022	23.7 °C5 January 2022	27.6 °C	742 mm	61
2021	31.7 °C11 June 2021	22.6 °C12 February 2021	27.6 °C	1,381 mm	103
2020	33.1 °C19 May 2020	23.0 °C22 December 2020	27.9 °C	795 mm	105
2019	32.9 °C1 May 2019	22.3 °C22 January 2019	27.8 °C	991 mm	101
2018	32.2 °C30 May 2018	22.6 °C22 January 2018	27.4 °C	818 mm	75
2017	32.3 °C29 May 2017	23.1 °C9 February 2017	27.8 °C	808 mm	120
2016	32.6 °C4 June 2016	23.6 °C15 January 2016	28.1 °C	361 mm	138
2015	32.2 °C6 July 2015	22.9 °C13 January 2015	27.6 °C	1,174 mm	103
2014	33.4 °C7 June 2014	21.5 °C28 December 2014	27.5 °C	1,247 mm	104
2013	32.6 °C12 May 2013	22.2 °C8 January 2013	27.5 °C	557 mm	75
2012	32.2 °C3 June 2012	22.4 °C16 January 2012	27.6 °C	679 mm	101
2011	32.7 °C7 May 2011	22.6 °C19 January 2011	27.4 °C	824 mm	70
2010	32.7 °C19 May 2010	23.1 °C4 February 2010	27.6 °C	757 mm	88
2009	32.3 °C13 May 2009	22.5 °C24 January 2009	27.5 °C	1,012 mm	91
2008	32.2 °C17 May 2008	22.6 °C19 January 2008	27.3 °C	1,591 mm	78
2007	32.5 °C12 May 2007	21.9 °C25 December 2007	27.3 °C	729 mm	71
2006	31.8 °C20 May 2006	22.5 °C23 January 2006	27.1 °C	848 mm	55
2005	32.8 °C10 May 2005	22.7 °C14 February 2005	27.4 °C	912 mm	70
2004	31.7 °C19 May 2004	22.5 °C17 January 2004	27.2 °C	834 mm	72
2003	33.2 °C15 May 2003	22.7 °C10 December 2003	27.4 °C	689 mm	76
2002	32.8 °C11 May 2002	22.3 °C15 January 2002	27.2 °C	769 mm	59
2001	32.3 °C12 May 2001	23.1 °C14 January 2001	27.3 °C	728 mm	73
2000	32.3 °C2 June 2000	22.4 °C23 January 2000	27.4 °C	762 mm	90
1999	32.5 °C13 April 1999	22.9 °C22 January 1999	27.2 °C	440 mm	47
1998	32.4 °C29 April 1998	23.4 °C26 December 1998	27.7 °C	639 mm	72
1997	32.3 °C19 May 1997	22.5 °C7 January 1997	27.3 °C	878 mm	63
1996	32.0 °C2 May 1996	22.5 °C25 January 1996	27.3 °C	521 mm	65
1995	32.6 °C13 May 1995	22.6 °C3 January 1995	27.2 °C	488 mm	39
1994	32.3 °C25 May 1994	22.5 °C29 January 1994	27.2 °C	679 mm	80
1993	32.2 °C28 May 1993	22.5 °C3 January 1993	27.1 °C	831 mm	67
1992	32.3 °C16 May 1992	22.2 °C24 January 1992	27.2 °C	533 mm	76
1991	31.8 °C20 April 1991	23.0 °C11 February 1991	27.4 °C	588 mm	61
1990	32.2 °C28 May 1990	21.9 °C15 January 1990	27.5 °C	753 mm	91
1989	32.0 °C15 May 1989	22.1 °C3 February 1989	27.1 °C	374 mm	69
1988	33.2 °C18 May 1988	23.1 °C21 January 1988	27.6 °C	542 mm	88
1987	33.4 °C9 June 1987	23.1 °C13 February 1987	27.6 °C	492 mm	69
1986	33.6 °C9 May 1986	22.6 °C25 January 1986	27.3 °C	610 mm	83
1985	33.3 °C28 May 1985	22.8 °C25 January 1985	27.4 °C	560 mm	84
1984	32.0 °C22 May 1984	23.0 °C29 February 1984	27.0 °C	1,025 mm	71
1983	32.2 °C31 May 1983	22.3 °C8 January 1983	27.4 °C	555 mm	57
1982	32.3 °C26 April 1982	22.2 °C22 January 1982	27.2 °C	494 mm	69
1981	32.6 °C19 May 1981	22.4 °C6 January 1981	27.1 °C	382 mm	49
1980	32.1 °C25 May 1980	22.8 °C2 January 1980	27.3 °C	390 mm	81
1979	32.7 °C11 May 1979	22.7 °C12 January 1979	27.3 °C	843 mm	82
1978	32.1 °C18 May 1978	22.4 °C19 January 1978	27.1 °C	797 mm	63
1977	31.2 °C14 April 1977	22.1 °C12 January 1977	27.0 °C	795 mm	47
1976	32.3 °C1 May 1976	22.2 °C22 January 1976	27.1 °C	580 mm	65
1975	31.7 °C3 May 1975	22.4 °C15 January 1975	27.0 °C	649 mm	60
1974	32.3 °C20 May 1974	21.8 °C6 January 1974	27.1 °C	279 mm	71
1973	32.9 °C28 April 1973	22.8 °C22 January 1973	27.3 °C	731 mm	70
1972	31.3 °C27 July 1972	22.0 °C11 January 1972	27.1 °C	564 mm	37
1971	32.9 °C5 May 1971	22.4 °C21 December 1971	27.0 °C	560 mm	48
1970	32.2 °C19 May 1970	22.2 °C2 February 1970	27.3 °C	381 mm	70
1969	31.9 °C12 May 1969	23.0 °C19 January 1969	27.2 °C	755 mm	54
1968	32.6 °C4 June 1968	22.2 °C10 January 1968	27.0 °C	867 mm	48
1967	31.8 °C7 May 1967	22.6 °C23 January 1967	27.0 °C	987 mm	44
1966	32.2 °C28 May 1966	22.6 °C4 January 1966	27.1 °C	679 mm	37
1965	31.5 °C10 May 1965	22.4 °C20 January 1965	26.8 °C	872 mm	20
1964	32.7 °C26 May 1964	22.1 °C14 January 1964	27.2 °C	556 mm	71
1963	32.1 °C29 May 1963	22.0 °C6 January 1963	26.9 °C	873 mm	41
1962	31.3 °C24 May 1962	22.6 °C5 January 1962	27.1 °C	688 mm	57
1961	31.3 °C10 May 1961	22.7 °C24 January 1961	27.0 °C	774 mm	34
1960	32.0 °C7 June 1960	22.5 °C13 January 1960	26.9 °C	776 mm	55
1959	31.3 °C22 April 1959	22.9 °C22 December 1959	27.1 °C	589 mm	45
1958	31.6 °C17 May 1958	22.6 °C8 January 1958	27.2 °C	346 mm	55
1957	31.5 °C31 May 1957	22.2 °C24 January 1957	27.0 °C	835 mm	38
1956	32.8 °C13 May 1956	21.9 °C4 January 1956	26.7 °C	491 mm	49
1955	31.5 °C9 May 1955	21.9 °C30 December 1955	26.8 °C	709 mm	44
1954	32.1 °C27 May 1954	21.7 °C9 December 1954	26.8 °C	685 mm	38
1953	32.2 °C12 May 1953	23.2 °C4 January 1953	27.1 °C	331 mm	56
1952	32.5 °C26 May 1952	23.2 °C21 January 1952	27.1 °C	205 mm	27
1951	32.5 °C9 May 1951	22.9 °C7 January 1951	27.2 °C	587 mm	42
1950	31.4 °C22 May 1950	22.9 °C7 January 1950	27.0 °C	185 mm	39
1949	32.9 °C22 April 1949	23.2 °C26 January 1949	26.9 °C	245 mm	35
1948	33.2 °C18 May 1948	22.7 °C27 December 1948	27.0 °C	1,119 mm	38
1947	31.7 °C14 May 1947	22.7 °C28 December 1947	27.0 °C	616 mm	42
1946	32.1 °C10 May 1946	21.7 °C3 January 1946	26.9 °C	757 mm	53
1945	32.4 °C17 May 1945	21.8 °C26 January 1945	26.8 °C	665 mm	53
1944	31.4 °C22 May 1944	21.6 °C29 November 1944	26.8 °C	576 mm	39
1943	32.5 °C14 May 1943	22.5 °C19 January 1943	26.7 °C	642 mm	34
1942	31.3 °C10 May 1942	22.1 °C1 January 1942	26.9 °C	456 mm	31
1941	31.8 °C26 April 1941	21.6 °C30 December 1941	27.0 °C	452 mm	58
1940	31.9 °C19 May 1940	22.4 °C15 January 1940	26.9 °C	673 mm	42

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

+0.6 °C

Hot days (≥ 30 °C)

127 d/yr

+61

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1143 mm

+442 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.2 °C	+0.4 °C	89 mm	+43 mm
Feb	27.8 °C	+0.7 °C	26 mm	-5 mm
Mar	28.8 °C	+0.5 °C	116 mm	+77 mm
Apr	30.2 °C	+0.6 °C	47 mm	+1 mm
May	31.2 °C	+0.7 °C	10 mm	-17 mm
Jun	30.6 °C	+0.6 °C	9 mm	-1 mm
Jul	30.2 °C	+0.9 °C	35 mm	+27 mm
Aug	29.8 °C	+0.7 °C	1 mm	-5 mm
Sep	30.0 °C	+1.2 °C	12 mm	+1 mm
Oct	28.5 °C	+0.3 °C	347 mm	+223 mm
Nov	27.8 °C	+0.3 °C	406 mm	+183 mm
Dec	27.1 °C	0.0 °C	45 mm	-85 mm

The year's extremes

Hottest day

32.2 °C

12 May 2025

Coldest day

22.0 °C

29 Nov 2025

Wettest day

97.0 mm

18 Oct 2025

Windiest day

40.3 km/h

10 Mar 2025

Strongest gust

60.5 km/h

11 Mar 2025

Hottest feels-like

39.3 °C

5 May 2025

Coldest feels-like

20.1 °C

29 Nov 2025

Sunniest day

12.1 h

7 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 Mappilaiurani?

Mappilaiurani has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 701 mm of precipitation per year.

What is the hottest day ever recorded in Mappilaiurani?

The hottest day measured in Mappilaiurani between 1940 and 2025 was 9 May 1986, reaching 33.6 °C.

What is the coldest day in Mappilaiurani?

The coldest day measured in Mappilaiurani between 1940 and 2025 was 28 December 2014, at 21.5 °C.

Does it snow in Mappilaiurani?

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

Has the climate of Mappilaiurani warmed?

Yes: Mappilaiurani warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Mappilaiurani?

The wettest day measured in Mappilaiurani between 1940 and 2025 was 1 November 2021, with 149 mm of rain in 24 hours.

What was the windiest day in Mappilaiurani?

The windiest day measured in Mappilaiurani between 1940 and 2025 was 13 November 1992, with winds reaching 62.4 km/h.

What is the warmest month in Mappilaiurani?

The warmest month in Mappilaiurani is May (29.1 °C on average); the coldest is January (25.4 °C).

How much does it rain in Mappilaiurani?

Mappilaiurani receives on average 701 mm of precipitation per year, spread over about 89 rainy days.

Is it sunny in Mappilaiurani?

Mappilaiurani gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

Are there tropical nights in Mappilaiurani?

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

What was the most extreme apparent temperature in Mappilaiurani?

In Mappilaiurani, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 1 June 2024, and the lowest was 19.4 °C on 9 December 1954.

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