Ranchi climate

Name: Ranchi
Address: IN

Ranchi is warmest in May, with average highs of 36 °C, and coldest in January, when nights average 9.9 °C. July is the wettest month (344 mm) and December the driest (10 mm). Figures are 1991–2020 climate normals.

Across a full year Ranchi averages 1,325 mm of rain and 276 days above 25 °C.

India · population 1,120,374 · 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 36 °C
Coldest month January 9.9 °C
Driest month December 10 mm
Wettest month July 344 mm
Least cloud December 19 % cloud
Hottest on record April 43 °C
Coldest on record January 4.2 °C

What to expectRanchi through the year

Ranchi has a clear annual cycle: average daily highs run from 22 °C in January to 36 °C in May, a swing of 14 °C in mean temperature across the year.

Counted across a normal year, 276 days a year reach 25 °C, 114 of them reach 30 °C. The warmest reading in the 1991–2020 record is 43 °C, in April.

Rain is strongly seasonal. July averages 344 mm against 10 mm in December — 34 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	22.4 °C	15 mm	21 %
February	26.1 °C	19 mm	20 %
March	31.0 °C	22 mm	20 %
April	35.5 °C	22 mm	24 %
May	36.4 °C	52 mm	29 %
June	32.6 °C	242 mm	73 %
July	28.6 °C	344 mm	94 %
August	28.1 °C	308 mm	93 %
September	28.1 °C	209 mm	78 %
October	27.4 °C	71 mm	40 %
November	25.2 °C	11 mm	23 %
December	22.6 °C	10 mm	19 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	22.4 °C	9.9 °C	15.8 °C	30.1 °C	4.2 °C	4	0
February	26.1 °C	13.1 °C	19.5 °C	34.0 °C	5.4 °C	18	3
March	31.0 °C	17.3 °C	24.1 °C	38.8 °C	10.1 °C	30	20
April	35.5 °C	21.4 °C	28.5 °C	42.5 °C	15.0 °C	30	29
May	36.4 °C	24.0 °C	30.0 °C	42.2 °C	18.3 °C	31	30
June	32.6 °C	24.4 °C	28.0 °C	42.3 °C	21.6 °C	29	21
July	28.6 °C	23.2 °C	25.3 °C	35.5 °C	21.6 °C	30	6
August	28.1 °C	22.8 °C	24.9 °C	31.8 °C	21.1 °C	30	2
September	28.1 °C	22.0 °C	24.5 °C	31.4 °C	16.5 °C	28	2
October	27.4 °C	18.8 °C	22.8 °C	31.6 °C	12.4 °C	29	1
November	25.2 °C	14.4 °C	19.5 °C	28.6 °C	8.3 °C	16	0
December	22.6 °C	10.6 °C	16.2 °C	28.6 °C	5.6 °C	2	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	15 mm	3	11 h/day	21 %	62 %	12 km/h
February	19 mm	3	11 h/day	20 %	54 %	13 km/h
March	22 mm	4	12 h/day	20 %	44 %	15 km/h
April	22 mm	5	13 h/day	24 %	39 %	16 km/h
May	52 mm	9	13 h/day	29 %	50 %	16 km/h
June	242 mm	20	14 h/day	73 %	72 %	16 km/h
July	344 mm	28	13 h/day	94 %	87 %	16 km/h
August	308 mm	28	13 h/day	93 %	88 %	15 km/h
September	209 mm	22	12 h/day	78 %	86 %	13 km/h
October	71 mm	9	12 h/day	40 %	77 %	11 km/h
November	11 mm	2	11 h/day	23 %	68 %	10 km/h
December	10 mm	1	11 h/day	19 %	65 %	11 km/h

How Ranchi 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
Ranchi	36 °C	9.9 °C	1,325 mm	276
Hazāribāgh · India	36 °C	9.1 °C	1,232 mm	262
Bokāro · India	38 °C	10.0 °C	1,233 mm	314
Jamshedpur · India	38 °C	12 °C	1,255 mm	329
Dhanbad · India	37 °C	10 °C	1,237 mm	309
Rourkela · India	39 °C	13 °C	1,389 mm	341

Where Ranchi ranks

Ranking	Position	Value
Places with the best weather in Asia in January	15th of 50	96/100
Places with the best weather in Asia in December	17th of 50	96/100
Places with the best weather in the world in January	24th of 50	96/100
Places with the best weather in the world in December	28th of 50	96/100

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

QuestionsCommon questions about Ranchi’s climate

When is the best time to visit Ranchi?

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

How hot does Ranchi get?

In May, the warmest month, daily highs average 36 °C. About 114 days a year pass 30 °C. The highest value in the 1991–2020 record is 43 °C.

How cold does it get in winter?

Nights average 9.9 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Ranchi?

July, averaging 344 mm over 28 days with rain. The driest month is December with 10 mm. The year as a whole averages 1,325 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 Ranchi 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: 23.343°, 85.309° (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.