Rāiganj climate

Name: Rāiganj
Address: IN

Rāiganj is warmest in April, with average highs of 34 °C, and coldest in January, when nights average 11 °C. July is the wettest month (375 mm) and December the driest (5.8 mm). Figures are 1991–2020 climate normals.

Across a full year Rāiganj averages 1,744 mm of rain and 309 days above 25 °C.

India · population 170,252 · 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 34 °C
Coldest month January 11 °C
Driest month December 6 mm
Wettest month July 375 mm
Least cloud November 19 % cloud
Hottest on record May 43 °C
Coldest on record January 6.0 °C

What to expectRāiganj through the year

Rāiganj has a clear annual cycle: average daily highs run from 23 °C in January to 34 °C in April, a swing of 11 °C in mean temperature across the year.

Counted across a normal year, 309 days a year reach 25 °C, 184 of them reach 30 °C. The warmest reading in the 1991–2020 record is 43 °C, in May.

Rain is strongly seasonal. July averages 375 mm against 6 mm in December — 64 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	22.8 °C	15 mm	22 %
February	26.2 °C	18 mm	20 %
March	31.6 °C	21 mm	22 %
April	33.9 °C	60 mm	34 %
May	32.6 °C	181 mm	51 %
June	31.7 °C	338 mm	79 %
July	31.3 °C	375 mm	92 %
August	31.4 °C	326 mm	91 %
September	30.7 °C	291 mm	76 %
October	29.9 °C	107 mm	36 %
November	27.8 °C	6 mm	19 %
December	24.5 °C	6 mm	20 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	22.8 °C	11.2 °C	16.9 °C	27.6 °C	6.0 °C	3	0
February	26.2 °C	13.7 °C	20.1 °C	35.2 °C	7.6 °C	20	2
March	31.6 °C	18.4 °C	25.1 °C	39.6 °C	9.7 °C	30	22
April	33.9 °C	22.0 °C	27.9 °C	42.6 °C	16.1 °C	30	24
May	32.6 °C	23.7 °C	27.9 °C	42.8 °C	18.8 °C	31	24
June	31.7 °C	25.1 °C	28.1 °C	42.5 °C	22.3 °C	30	24
July	31.3 °C	25.6 °C	28.0 °C	36.9 °C	23.7 °C	31	25
August	31.4 °C	25.5 °C	28.0 °C	36.1 °C	23.6 °C	31	25
September	30.7 °C	24.7 °C	27.3 °C	35.7 °C	20.6 °C	30	21
October	29.9 °C	21.7 °C	25.6 °C	33.3 °C	16.3 °C	30	15
November	27.8 °C	16.8 °C	22.2 °C	32.2 °C	11.5 °C	29	2
December	24.5 °C	12.9 °C	18.6 °C	28.2 °C	7.5 °C	13	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	15 mm	2	11 h/day	22 %	71 %	10 km/h
February	18 mm	2	11 h/day	20 %	63 %	12 km/h
March	21 mm	3	12 h/day	22 %	52 %	15 km/h
April	60 mm	8	13 h/day	34 %	60 %	16 km/h
May	181 mm	18	13 h/day	51 %	76 %	15 km/h
June	338 mm	25	14 h/day	79 %	85 %	14 km/h
July	375 mm	29	14 h/day	92 %	86 %	14 km/h
August	326 mm	28	13 h/day	91 %	86 %	13 km/h
September	291 mm	25	12 h/day	76 %	87 %	12 km/h
October	107 mm	10	12 h/day	36 %	81 %	9.1 km/h
November	6 mm	1	11 h/day	19 %	70 %	9.1 km/h
December	6 mm	1	11 h/day	20 %	69 %	9.2 km/h

How Rāiganj 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
Rāiganj	34 °C	11 °C	1,744 mm	309
Dinajpur · Bangladesh	33 °C	11 °C	2,238 mm	309
Katihar · India	35 °C	11 °C	1,497 mm	305
Malda · India	35 °C	12 °C	1,653 mm	309
Purnia · India	35 °C	11 °C	1,696 mm	308
Bālurghāt · India	33 °C	12 °C	1,935 mm	309
Saidpur · Bangladesh	32 °C	11 °C	2,361 mm	312

Where Rāiganj ranks

Ranking	Position	Value
Places with the best weather in Asia in January	39thof 50	95/100

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

QuestionsCommon questions about Rāiganj’s climate

When is the best time to visit Rāiganj?

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

How hot does Rāiganj get?

In April, the warmest month, daily highs average 34 °C. About 184 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 11 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Rāiganj?

July, averaging 375 mm over 29 days with rain. The driest month is December with 6 mm. The year as a whole averages 1,744 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 Rāiganj 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
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.