Butwāl climate

Name: Butwāl
Address: NP

Butwāl is warmest in May, with average highs of 34 °C, and coldest in January, when nights average 10 °C. July is the wettest month (568 mm) and November the driest (8.5 mm). Figures are 1991–2020 climate normals.

Across a full year Butwāl averages 1,984 mm of rain and 279 days above 25 °C.

Nepal · population 195,054 · 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 34 °C
Coldest month January 10 °C
Driest month November 8 mm
Wettest month July 568 mm
Least cloud November 23 % cloud
Hottest on record May 42 °C
Coldest on record January 5.4 °C

What to expectButwāl through the year

Butwāl has a clear annual cycle: average daily highs run from 21 °C in January to 34 °C in May, a swing of 14 °C in mean temperature across the year.

Counted across a normal year, 279 days a year reach 25 °C, 169 of them reach 30 °C. The warmest reading in the 1991–2020 record is 42 °C, in May.

Rain is strongly seasonal. July averages 568 mm against 8 mm in November — 67 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	20.9 °C	21 mm	33 %
February	24.2 °C	23 mm	32 %
March	29.9 °C	20 mm	27 %
April	34.4 °C	35 mm	30 %
May	34.5 °C	123 mm	36 %
June	32.9 °C	367 mm	61 %
July	30.8 °C	568 mm	90 %
August	30.8 °C	488 mm	88 %
September	30.3 °C	263 mm	64 %
October	29.1 °C	57 mm	27 %
November	26.2 °C	8 mm	23 %
December	22.6 °C	10 mm	28 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	20.9 °C	10.1 °C	15.4 °C	26.5 °C	5.4 °C	1	0
February	24.2 °C	12.2 °C	18.2 °C	33.9 °C	6.2 °C	11	1
March	29.9 °C	16.0 °C	23.1 °C	38.3 °C	8.1 °C	29	15
April	34.4 °C	20.5 °C	27.6 °C	40.9 °C	14.3 °C	30	27
May	34.5 °C	23.6 °C	29.0 °C	41.9 °C	18.2 °C	31	29
June	32.9 °C	25.4 °C	29.0 °C	41.4 °C	21.4 °C	30	27
July	30.8 °C	25.7 °C	27.9 °C	34.6 °C	23.5 °C	31	22
August	30.8 °C	25.5 °C	27.8 °C	35.4 °C	23.1 °C	31	23
September	30.3 °C	24.3 °C	27.0 °C	34.3 °C	20.2 °C	30	18
October	29.1 °C	20.3 °C	24.6 °C	33.6 °C	14.6 °C	31	8
November	26.2 °C	15.8 °C	20.9 °C	30.4 °C	10.8 °C	23	0
December	22.6 °C	12.1 °C	17.1 °C	27.7 °C	5.8 °C	3	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	21 mm	3	11 h/day	33 %	78 %	7.6 km/h
February	23 mm	4	11 h/day	32 %	72 %	9.2 km/h
March	20 mm	4	12 h/day	27 %	56 %	11 km/h
April	35 mm	8	13 h/day	30 %	49 %	12 km/h
May	123 mm	17	14 h/day	36 %	62 %	10 km/h
June	367 mm	25	14 h/day	61 %	79 %	8.7 km/h
July	568 mm	30	14 h/day	90 %	89 %	8.7 km/h
August	488 mm	30	13 h/day	88 %	89 %	8.2 km/h
September	263 mm	26	12 h/day	64 %	87 %	7.8 km/h
October	57 mm	11	12 h/day	27 %	79 %	7.2 km/h
November	8 mm	1	11 h/day	23 %	74 %	7.2 km/h
December	10 mm	1	10 h/day	28 %	77 %	6.9 km/h

How Butwāl 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
Butwāl	34 °C	10 °C	1,984 mm	279
Pokhara · Nepal	26 °C	3.9 °C	4,536 mm	104
Bharatpur · Nepal	33 °C	9.6 °C	2,247 mm	271
Gorakhpur · India	37 °C	9.5 °C	1,151 mm	291
Kushinagar · India	37 °C	9.6 °C	1,279 mm	294
Hetauda · Nepal	32 °C	8.8 °C	2,016 mm	254
Birgañj · Nepal	36 °C	9.8 °C	1,478 mm	294

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

QuestionsCommon questions about Butwāl’s climate

When is the best time to visit Butwāl?

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 Butwāl get?

In May, the warmest month, daily highs average 34 °C. About 169 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 10 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Butwāl?

July, averaging 568 mm over 30 days with rain. The driest month is November with 8 mm. The year as a whole averages 1,984 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 Butwāl 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: 27.691°, 83.453° (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.