Vellore climate

Name: Vellore
Address: IN

Vellore is warmest in May, with average highs of 38 °C, and coldest in January, when nights average 17 °C. October is the wettest month (177 mm) and February the driest (6.4 mm). Figures are 1991–2020 climate normals.

Across a full year Vellore averages 931 mm of rain and 361 days above 25 °C.

India · population 484,690 · 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 May 38 °C
Coldest month January 17 °C
Driest month February 6 mm
Wettest month October 177 mm
Least cloud March 32 % cloud
Hottest on record May 42 °C
Coldest on record January 11 °C

What to expectVellore through the year

Vellore has a clear annual cycle: average daily highs run from 29 °C in January to 38 °C in May, a swing of 8.9 °C in mean temperature across the year.

Counted across a normal year, 361 days a year reach 25 °C, 262 of them reach 30 °C. The warmest reading in the 1991–2020 record is 42 °C, in May.

Rain is strongly seasonal. October averages 177 mm against 6 mm in February — 28 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.6 °C	10 mm	46 %
February	31.7 °C	6 mm	35 %
March	34.9 °C	14 mm	32 %
April	36.9 °C	23 mm	43 %
May	37.8 °C	59 mm	57 %
June	35.2 °C	84 mm	84 %
July	34.1 °C	93 mm	91 %
August	33.4 °C	107 mm	88 %
September	32.9 °C	139 mm	80 %
October	30.6 °C	177 mm	74 %
November	28.4 °C	145 mm	69 %
December	27.3 °C	73 mm	58 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	28.6 °C	17.3 °C	22.8 °C	33.2 °C	11.1 °C	31	6
February	31.7 °C	18.5 °C	25.0 °C	37.2 °C	11.6 °C	28	23
March	34.9 °C	21.0 °C	27.7 °C	39.7 °C	13.3 °C	31	30
April	36.9 °C	24.4 °C	30.2 °C	42.1 °C	17.8 °C	30	30
May	37.8 °C	26.5 °C	31.5 °C	42.3 °C	23.0 °C	31	31
June	35.2 °C	26.1 °C	30.0 °C	41.8 °C	23.4 °C	30	29
July	34.1 °C	25.6 °C	29.2 °C	39.3 °C	23.1 °C	31	30
August	33.4 °C	25.0 °C	28.6 °C	38.2 °C	22.6 °C	31	30
September	32.9 °C	24.3 °C	28.0 °C	37.9 °C	21.8 °C	30	28
October	30.6 °C	22.7 °C	26.2 °C	36.5 °C	16.7 °C	30	20
November	28.4 °C	20.4 °C	24.1 °C	35.8 °C	12.8 °C	28	5
December	27.3 °C	18.1 °C	22.6 °C	34.1 °C	11.1 °C	29	1

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	10 mm	3	11 h/day	46 %	73 %	13 km/h
February	6 mm	1	12 h/day	35 %	65 %	14 km/h
March	14 mm	2	12 h/day	32 %	60 %	14 km/h
April	23 mm	4	12 h/day	43 %	61 %	14 km/h
May	59 mm	9	13 h/day	57 %	56 %	15 km/h
June	84 mm	13	13 h/day	84 %	59 %	18 km/h
July	93 mm	14	13 h/day	91 %	60 %	19 km/h
August	107 mm	15	13 h/day	88 %	63 %	18 km/h
September	139 mm	17	12 h/day	80 %	69 %	14 km/h
October	177 mm	18	12 h/day	74 %	78 %	12 km/h
November	145 mm	14	12 h/day	69 %	81 %	13 km/h
December	73 mm	7	11 h/day	58 %	78 %	14 km/h

How Vellore compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Vellore	38 °C	17 °C	931 mm	361
Rānipet · India	38 °C	18 °C	937 mm	362
Chittoor · India	37 °C	17 °C	809 mm	359
Kanchipuram · India	38 °C	19 °C	956 mm	363
Tirupati · India	38 °C	18 °C	864 mm	361
Robertsonpet · India	33 °C	15 °C	797 mm	328

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

QuestionsCommon questions about Vellore’s climate

When is the best time to visit Vellore?

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, May is the warmest month and February the driest. The month-by-month table above has the full picture.

How hot does Vellore get?

In May, the warmest month, daily highs average 38 °C. About 262 days a year pass 30 °C. The highest value in the 1991–2020 record is 42 °C.

How cold does it get in winter?

Nights average 17 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Vellore?

October, averaging 177 mm over 18 days with rain. The driest month is February with 6 mm. The year as a whole averages 931 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 Vellore 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: 12.918°, 79.133° (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.