Borūjerd climate

Name: Borūjerd
Address: IR

Borūjerd is warmest in July, with average highs of 35 °C, and coldest in January, when nights average -5.2 °C. March is the wettest month (98 mm) and August the driest (0.6 mm). Figures are 1991–2020 climate normals.

Across a full year Borūjerd averages 512 mm of rain, 145 days above 25 °C and 82 days below freezing.

Iran · population 251,958 · 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 July 35 °C
Coldest month January -5.2 °C
Driest month August 1 mm
Wettest month March 98 mm
Least cloud September 8 % cloud
Hottest on record July 41 °C
Coldest on record January -27 °C

What to expectBorūjerd through the year

Borūjerd has a clear annual cycle: average daily highs run from 3.5 °C in January to 35 °C in July, a swing of 30 °C in mean temperature across the year.

Counted across a normal year, 145 days a year reach 25 °C, 102 of them reach 30 °C, 82 nights drop below freezing. The warmest reading in the 1991–2020 record is 41 °C, in July.

Rain is strongly seasonal. March averages 98 mm against 1 mm in August — 153 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	3.5 °C	71 mm	54 %
February	5.0 °C	74 mm	51 %
March	11.2 °C	98 mm	50 %
April	17.9 °C	78 mm	47 %
May	24.2 °C	32 mm	32 %
June	31.4 °C	3 mm	10 %
July	35.4 °C	1 mm	12 %
August	35.1 °C	1 mm	12 %
September	30.5 °C	2 mm	8 %
October	23.1 °C	25 mm	25 %
November	14.0 °C	61 mm	44 %
December	7.4 °C	67 mm	51 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	3.5 °C	-5.2 °C	-0.9 °C	15.7 °C	-27.4 °C	0	0	26
February	5.0 °C	-3.7 °C	0.7 °C	17.4 °C	-20.3 °C	0	0	22
March	11.2 °C	1.2 °C	6.2 °C	26.0 °C	-15.2 °C	0	0	11
April	17.9 °C	6.8 °C	12.4 °C	28.2 °C	-6.3 °C	0	0	1
May	24.2 °C	12.4 °C	18.6 °C	33.7 °C	3.4 °C	14	1	0
June	31.4 °C	17.9 °C	25.1 °C	38.1 °C	8.0 °C	30	21	0
July	35.4 °C	21.8 °C	28.9 °C	40.6 °C	13.6 °C	31	31	0
August	35.1 °C	21.5 °C	28.6 °C	39.1 °C	11.4 °C	31	31	0
September	30.5 °C	17.2 °C	23.9 °C	36.6 °C	7.9 °C	29	18	0
October	23.1 °C	11.2 °C	16.9 °C	30.1 °C	1.2 °C	10	0	0
November	14.0 °C	4.0 °C	8.6 °C	23.4 °C	-11.9 °C	0	0	4
December	7.4 °C	-1.6 °C	2.6 °C	20.8 °C	-19.7 °C	0	0	18

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	71 mm	9	10 h/day	54 %	75 %	9.5 km/h
February	74 mm	10	11 h/day	51 %	74 %	11 km/h
March	98 mm	11	12 h/day	50 %	68 %	14 km/h
April	78 mm	11	13 h/day	47 %	60 %	16 km/h
May	32 mm	7	14 h/day	32 %	45 %	16 km/h
June	3 mm	1	14 h/day	10 %	26 %	14 km/h
July	1 mm	0	14 h/day	12 %	21 %	14 km/h
August	1 mm	0	13 h/day	12 %	20 %	13 km/h
September	2 mm	1	12 h/day	8 %	23 %	14 km/h
October	25 mm	4	11 h/day	25 %	40 %	13 km/h
November	61 mm	8	10 h/day	44 %	60 %	12 km/h
December	67 mm	8	9.9 h/day	51 %	70 %	9.9 km/h

How Borūjerd 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
Borūjerd	35 °C	-5.2 °C	512 mm	145
Malāyer · Iran	34 °C	-6.9 °C	361 mm	133
Khorramabad · Iran	38 °C	-3.0 °C	573 mm	169
Arāk · Iran	34 °C	-6.6 °C	263 mm	139
Hamadān · Iran	35 °C	-4.9 °C	410 mm	137
Kermanshah · Iran	37 °C	-2.9 °C	500 mm	154
Dezful · Iran	46 °C	5.7 °C	639 mm	232

Where Borūjerd ranks

Ranking	Position	Value
Places with the best weather in Asia in May	14thof 50	94/100
Places with the best weather in Asia in October	16thof 50	97/100
Places with the best weather in the world in October	17thof 50	97/100

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

QuestionsCommon questions about Borūjerd’s climate

When is the best time to visit Borūjerd?

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

How hot does Borūjerd get?

In July, the warmest month, daily highs average 35 °C. About 102 days a year pass 30 °C. The highest value in the 1991–2020 record is 41 °C.

How cold does it get in winter?

Nights average -5.2 °C in January, the coldest month. A normal year has 82 nights below freezing.

Which month is wettest in Borūjerd?

March, averaging 98 mm over 11 days with rain. The driest month is August with 1 mm. The year as a whole averages 512 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 Borūjerd 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.