Lucknow climate

Name: Lucknow
Address: IN

Lucknow is warmest in May, with average highs of 39 °C, and coldest in January, when nights average 8.9 °C. July is the wettest month (296 mm) and November the driest (2.4 mm). Figures are 1991–2020 climate normals.

Across a full year Lucknow averages 975 mm of rain and 292 days above 25 °C.

India · population 2,472,011 · 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 39 °C
Coldest month January 8.9 °C
Driest month November 2 mm
Wettest month July 296 mm
Least cloud November 12 % cloud
Hottest on record June 46 °C
Coldest on record December 1.7 °C

What to expectLucknow through the year

Lucknow has a clear annual cycle: average daily highs run from 21 °C in January to 39 °C in May, a swing of 18 °C in mean temperature across the year.

Counted across a normal year, 292 days a year reach 25 °C, 210 of them reach 30 °C. The warmest reading in the 1991–2020 record is 46 °C, in June.

Rain is strongly seasonal. July averages 296 mm against 2 mm in November — 126 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	21.2 °C	22 mm	24 %
February	25.0 °C	22 mm	22 %
March	31.2 °C	15 mm	22 %
April	37.3 °C	9 mm	21 %
May	39.3 °C	17 mm	16 %
June	37.2 °C	129 mm	45 %
July	32.4 °C	296 mm	85 %
August	31.5 °C	261 mm	84 %
September	31.3 °C	160 mm	53 %
October	31.1 °C	33 mm	15 %
November	27.6 °C	2 mm	12 %
December	23.0 °C	9 mm	17 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	21.2 °C	8.9 °C	14.8 °C	29.7 °C	3.5 °C	2	0
February	25.0 °C	12.0 °C	18.3 °C	35.0 °C	5.7 °C	14	2
March	31.2 °C	16.8 °C	24.0 °C	39.3 °C	8.7 °C	30	20
April	37.3 °C	22.3 °C	29.9 °C	44.0 °C	15.5 °C	30	30
May	39.3 °C	26.1 °C	32.8 °C	45.4 °C	20.2 °C	31	31
June	37.2 °C	27.5 °C	32.3 °C	46.2 °C	20.9 °C	30	28
July	32.4 °C	26.2 °C	29.0 °C	42.2 °C	24.2 °C	31	26
August	31.5 °C	25.7 °C	28.2 °C	36.1 °C	23.3 °C	31	25
September	31.3 °C	24.4 °C	27.5 °C	35.4 °C	17.7 °C	30	23
October	31.1 °C	19.9 °C	25.4 °C	37.2 °C	13.0 °C	31	22
November	27.6 °C	14.7 °C	20.9 °C	31.9 °C	8.1 °C	27	3
December	23.0 °C	10.2 °C	16.3 °C	29.7 °C	1.7 °C	6	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	22 mm	3	11 h/day	24 %	70 %	13 km/h
February	22 mm	3	11 h/day	22 %	63 %	14 km/h
March	15 mm	2	12 h/day	22 %	48 %	16 km/h
April	9 mm	2	13 h/day	21 %	35 %	18 km/h
May	17 mm	4	13 h/day	16 %	41 %	18 km/h
June	129 mm	12	14 h/day	45 %	58 %	18 km/h
July	296 mm	24	14 h/day	85 %	80 %	16 km/h
August	261 mm	24	13 h/day	84 %	84 %	15 km/h
September	160 mm	16	12 h/day	53 %	81 %	14 km/h
October	33 mm	3	12 h/day	15 %	68 %	11 km/h
November	2 mm	1	11 h/day	12 %	62 %	11 km/h
December	9 mm	1	10 h/day	17 %	67 %	11 km/h

How Lucknow 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
Lucknow	39 °C	8.9 °C	975 mm	292
Kanpur · India	40 °C	9.0 °C	901 mm	293
Sītāpur · India	38 °C	8.7 °C	1,024 mm	284
Bahraigh · India	38 °C	9.0 °C	1,140 mm	284
Fyzābād · India	38 °C	9.4 °C	1,116 mm	291

Where Lucknow ranks

Ranking	Position	Value
The driest places in Asia in November	19thof 50	2.4 mm

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

QuestionsCommon questions about Lucknow’s climate

When is the best time to visit Lucknow?

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

How hot does Lucknow get?

In May, the warmest month, daily highs average 39 °C. About 210 days a year pass 30 °C. The highest value in the 1991–2020 record is 46 °C.

How cold does it get in winter?

Nights average 8.9 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Lucknow?

July, averaging 296 mm over 24 days with rain. The driest month is November with 2 mm. The year as a whole averages 975 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 Lucknow 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.