Bordj Bou Arreridj climate

Name: Bordj Bou Arreridj
Address: DZ

Bordj Bou Arreridj is warmest in July, with average highs of 34 °C, and coldest in January, when nights average 1.0 °C. April is the wettest month (42 mm) and July the driest (7.7 mm). Figures are 1991–2020 climate normals.

Across a full year Bordj Bou Arreridj averages 360 mm of rain, 131 days above 25 °C and 29 days below freezing.

Algeria · population 158,812 · 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 34 °C
Coldest month January 1.0 °C
Driest month July 8 mm
Wettest month April 42 mm
Least cloud July 19 % cloud
Hottest on record July 42 °C
Coldest on record January -9.9 °C

What to expectBordj Bou Arreridj through the year

Bordj Bou Arreridj has a clear annual cycle: average daily highs run from 10 °C in January to 34 °C in July, a swing of 21 °C in mean temperature across the year.

Counted across a normal year, 131 days a year reach 25 °C, 81 of them reach 30 °C, 29 nights drop below freezing. The warmest reading in the 1991–2020 record is 42 °C, in July.

Rain is spread fairly evenly through the year, from 8 mm in July to 42 mm in April. There is no dry season to aim for.

Month by month

Month	Avg high	Rainfall	Cloud
January	10.2 °C	35 mm	52 %
February	11.5 °C	29 mm	49 %
March	15.2 °C	41 mm	48 %
April	18.7 °C	42 mm	47 %
May	24.0 °C	38 mm	43 %
June	29.7 °C	18 mm	30 %
July	34.2 °C	8 mm	19 %
August	33.4 °C	15 mm	24 %
September	27.2 °C	37 mm	41 %
October	21.7 °C	33 mm	45 %
November	14.8 °C	35 mm	50 %
December	10.9 °C	29 mm	53 %

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	10.2 °C	1.0 °C	5.2 °C	19.7 °C	-9.9 °C	0	0	11
February	11.5 °C	1.3 °C	6.0 °C	23.7 °C	-8.1 °C	0	0	9
March	15.2 °C	3.8 °C	9.3 °C	28.0 °C	-9.1 °C	0	0	3
April	18.7 °C	6.6 °C	12.5 °C	30.2 °C	-1.9 °C	3	0	0
May	24.0 °C	10.5 °C	17.1 °C	38.8 °C	0.5 °C	14	4	0
June	29.7 °C	15.0 °C	22.3 °C	39.2 °C	5.0 °C	25	15	0
July	34.2 °C	18.4 °C	26.3 °C	41.7 °C	9.1 °C	31	27	0
August	33.4 °C	18.6 °C	25.8 °C	40.3 °C	11.7 °C	31	26	0
September	27.2 °C	14.9 °C	20.7 °C	37.5 °C	6.2 °C	21	8	0
October	21.7 °C	10.8 °C	15.9 °C	32.5 °C	1.9 °C	7	1	0
November	14.8 °C	5.6 °C	9.8 °C	24.4 °C	-3.8 °C	0	0	1
December	10.9 °C	2.3 °C	6.2 °C	20.8 °C	-7.7 °C	0	0	6

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	35 mm	7	10.0 h/day	52 %	78 %	13 km/h
February	29 mm	7	11 h/day	49 %	74 %	14 km/h
March	41 mm	7	12 h/day	48 %	69 %	15 km/h
April	42 mm	8	13 h/day	47 %	65 %	16 km/h
May	38 mm	6	14 h/day	43 %	59 %	15 km/h
June	18 mm	4	15 h/day	30 %	52 %	15 km/h
July	8 mm	2	14 h/day	19 %	43 %	14 km/h
August	15 mm	4	14 h/day	24 %	47 %	14 km/h
September	37 mm	7	12 h/day	41 %	61 %	13 km/h
October	33 mm	6	11 h/day	45 %	67 %	13 km/h
November	35 mm	6	10 h/day	50 %	74 %	13 km/h
December	29 mm	6	9.7 h/day	53 %	79 %	12 km/h

How Bordj Bou Arreridj 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
Bordj Bou Arreridj	34 °C	1.0 °C	360 mm	131
El Achir · Algeria	34 °C	0.8 °C	364 mm	126
Sétif · Algeria	31 °C	0.7 °C	523 mm	110
Béjaïa · Algeria	30 °C	7.6 °C	717 mm	110

Where Bordj Bou Arreridj ranks

Ranking	Position	Value
The coolest places in Africa in March	6th of 50	15 °C
The coolest places in Africa in November	6th of 50	15 °C
The coolest places in Africa in April	7th of 50	19 °C
The coolest places in Africa in December	7th of 50	11 °C
Places with the best weather in Africa in October	8th of 50	95/100
The coolest places in Africa in February	8th of 50	11 °C

Planning a trip? See the best time to visit Bordj Bou Arreridj.

QuestionsCommon questions about Bordj Bou Arreridj’s climate

When is the best time to visit Bordj Bou Arreridj?

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

How hot does Bordj Bou Arreridj get?

In July, the warmest month, daily highs average 34 °C. About 81 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 1.0 °C in January, the coldest month. A normal year has 29 nights below freezing.

Which month is wettest in Bordj Bou Arreridj?

April, averaging 42 mm over 8 days with rain. The driest month is July with 8 mm. The year as a whole averages 360 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 Bordj Bou Arreridj 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: 36.074°, 4.761° (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.