Coimbatore climate

Name: Coimbatore
Address: IN

Coimbatore is warmest in April, with average highs of 35 °C, and coldest in January, when nights average 18 °C. October is the wettest month (174 mm) and January the driest (10 mm). Figures are 1991–2020 climate normals.

Across a full year Coimbatore averages 929 mm of rain and 357 days above 25 °C.

India · 411 m elevation · population 2,136,916 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month April 35 °C
Coldest month January 18 °C
Driest month January 10 mm
Wettest month October 174 mm
Least cloud February 34 % cloud
Hottest on record April 40 °C
Coldest on record November 13 °C

What to expectCoimbatore through the year

Coimbatore has a clear annual cycle: average daily highs run from 30 °C in January to 35 °C in April, a swing of 5.8 °C in mean temperature across the year.

Counted across a normal year, 357 days a year reach 25 °C, 174 of them reach 30 °C. The warmest reading in the 1991–2020 record is 40 °C, in April.

Rain is strongly seasonal. October averages 174 mm against 10 mm in January — 17 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	29.5 °C	10 mm	43 %
February	32.1 °C	12 mm	34 %
March	34.7 °C	23 mm	34 %
April	35.2 °C	41 mm	55 %
May	33.3 °C	72 mm	70 %
June	29.5 °C	104 mm	87 %
July	28.5 °C	105 mm	92 %
August	28.7 °C	104 mm	90 %
September	29.6 °C	88 mm	82 %
October	28.9 °C	174 mm	78 %
November	27.7 °C	141 mm	71 %
December	27.6 °C	54 mm	57 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	29.5 °C	18.2 °C	23.7 °C	33.6 °C	13.7 °C	31	12
February	32.1 °C	19.7 °C	25.7 °C	37.0 °C	15.2 °C	28	25
March	34.7 °C	21.9 °C	27.9 °C	38.9 °C	16.4 °C	31	30
April	35.2 °C	23.8 °C	28.7 °C	39.6 °C	20.9 °C	30	29
May	33.3 °C	23.7 °C	27.5 °C	38.9 °C	21.0 °C	31	28
June	29.5 °C	22.4 °C	25.1 °C	36.4 °C	20.2 °C	29	12
July	28.5 °C	21.7 °C	24.3 °C	33.3 °C	19.8 °C	30	6
August	28.7 °C	21.7 °C	24.4 °C	33.1 °C	19.8 °C	30	7
September	29.6 °C	21.8 °C	24.9 °C	34.1 °C	19.0 °C	30	12
October	28.9 °C	21.5 °C	24.5 °C	34.0 °C	16.0 °C	30	8
November	27.7 °C	20.4 °C	23.7 °C	34.1 °C	12.9 °C	28	3
December	27.6 °C	18.6 °C	22.9 °C	33.0 °C	13.0 °C	29	2

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	10 mm	2	12 h/day	43 %	61 %	13 km/h
February	12 mm	3	12 h/day	34 %	53 %	12 km/h
March	23 mm	4	12 h/day	34 %	52 %	13 km/h
April	41 mm	9	12 h/day	55 %	62 %	14 km/h
May	72 mm	14	13 h/day	70 %	71 %	18 km/h
June	104 mm	15	13 h/day	87 %	80 %	22 km/h
July	105 mm	15	13 h/day	92 %	81 %	21 km/h
August	104 mm	15	12 h/day	90 %	81 %	20 km/h
September	88 mm	15	12 h/day	82 %	78 %	18 km/h
October	174 mm	21	12 h/day	78 %	80 %	14 km/h
November	141 mm	16	12 h/day	71 %	78 %	12 km/h
December	54 mm	7	11 h/day	57 %	71 %	13 km/h

Planning a trip? See the best time to visit Coimbatore.

QuestionsCommon questions about Coimbatore’s climate

When is the best time to visit Coimbatore?

That depends on what you want, so the honest answer is a comparison rather than a single month. January, November, December sit closest to 20 °C on average, April is the warmest month and January the driest. The month-by-month table above has the full picture.

How hot does Coimbatore get?

In April, the warmest month, daily highs average 35 °C. About 174 days a year pass 30 °C. The highest value in the 1991–2020 record is 40 °C.

How cold does it get in winter?

Nights average 18 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Coimbatore?

October, averaging 174 mm over 21 days with rain. The driest month is January with 10 mm. The year as a whole averages 929 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Coimbatore rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 11.006°, 76.966° , 411 m above sea level (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.