Biskra climate — normals and trends

Q: What is the climate of Biskra?

Biskra has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 21.8 °C and it receives 121 mm of precipitation per year.

Q: What is the hottest day ever recorded in Biskra?

The hottest day measured in Biskra between 1940 and 2025 was 13 July 2017, reaching 48.7 °C.

Q: What is the coldest day in Biskra?

The coldest day measured in Biskra between 1940 and 2025 was 31 December 1940, at -3.5 °C.

Q: Does it snow in Biskra?

Almost never: Biskra sees virtually no snow, with about 1 frost days per year.

Q: Has the climate of Biskra warmed?

Yes: Biskra warmed by +3.4 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Biskra?

The wettest day measured in Biskra between 1940 and 2025 was 24 October 1947, with 43 mm of rain in 24 hours.

Q: What was the windiest day in Biskra?

The windiest day measured in Biskra between 1940 and 2025 was 12 January 1960, with winds reaching 56.7 km/h.

Q: What is the warmest month in Biskra?

The warmest month in Biskra is July (33.8 °C on average); the coldest is January (10.7 °C).

Q: How much does it rain in Biskra?

Biskra receives on average 121 mm of precipitation per year, spread over about 23 rainy days.

Q: Is it sunny in Biskra?

Biskra gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.

Biskra (Algeria) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 21.8 °C and it receives 121 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is July (33.8 °C on average) and the coldest is January (10.7 °C). Rainfall peaks in October.

Biskra averages 1 frost days, 148 hot days (≥ 30 °C) and 23 rainy days per year.

Biskra has warmed by +3.4 °C between 1940 and 2025, or +0.40 °C per decade. This trend is statistically significant.

The number of frost days there went from about 3 to 0 per year over the period.

The hottest day of the period reached 48.7 °C (on 13 July 2017) and the coldest -3.5 °C (on 31 December 1940).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

BiskraBiskra Province

coords: 34.85°, 5.73°
period: 1940–2025 · 86 yrs

BWhHot desertWarmest monthJulyColdest monthJanuaryWettest monthOctoberDriest monthJuly

Mean daily temperature

21.8°C

Average daily high

27.2°C

Average daily low

16.3°C

Annual rainfall

121mm

Sunshine / day

11.0h

Mean relative humidity

44%

Average peak wind

18.1km/h

Seasonal range

23.1°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

148 d/yr

Rainy days (≥ 1 mm)

23 d/yr

Annual snowfall

0.1 cm

Average feels-like high

25.4 °C

Average feels-like low

14.0 °C

Average peak gust

33.8 km/h

Tropical nights (≥ 20 °C)

137 d/yr

Solar radiation

19.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+3.4 °C

since 1940

+0.4 °C per decade · r² = 0.80 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

48.7 °C

13 July 2017

Coldest day

-3.5 °C

31 December 1940

Wettest day

43 mm

24 October 1947

Windiest day

56.7 km/h

12 January 1960

Strongest gust

95.8 km/h

12 January 1960

Hottest feels-like

48.6 °C

15 July 2010

Coldest feels-like

-7.5 °C

31 December 1940

Snowiest day

2.5 cm

16 January 1987

Sunniest day

13.6 h

5 July 2020

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	47.1 °C22 July 2025	4.3 °C1 December 2025	23.6 °C	112 mm	168	0
2024	48.5 °C10 July 2024	3.5 °C29 December 2024	24.3 °C	52 mm	176	0
2023	48.5 °C29 July 2023	0.9 °C24 January 2023	23.7 °C	28 mm	176	0
2022	47.6 °C2 July 2022	0.8 °C28 January 2022	23.8 °C	69 mm	157	0
2021	48.6 °C1 July 2021	0.6 °C4 January 2021	24.0 °C	61 mm	166	0
2020	47.4 °C2 July 2020	1.6 °C4 January 2020	23.2 °C	88 mm	165	0
2019	47.4 °C8 August 2019	2.7 °C14 February 2019	23.1 °C	135 mm	162	0
2018	48.6 °C22 July 2018	1.9 °C9 February 2018	22.9 °C	88 mm	157	0
2017	48.7 °C13 July 2017	2.1 °C2 January 2017	23.0 °C	65 mm	169	0
2016	46.6 °C15 June 2016	1.4 °C18 January 2016	23.4 °C	105 mm	181	0
2015	47.2 °C3 August 2015	1.4 °C8 January 2015	22.9 °C	78 mm	170	0
2014	46.2 °C26 July 2014	2.3 °C3 February 2014	23.6 °C	73 mm	179	0
2013	45.1 °C21 July 2013	1.3 °C27 February 2013	22.8 °C	141 mm	175	0
2012	48.5 °C30 July 2012	0.4 °C13 February 2012	23.1 °C	101 mm	174	0
2011	47.9 °C8 August 2011	2.6 °C7 February 2011	22.7 °C	164 mm	155	0
2010	47.7 °C23 July 2010	1.4 °C3 February 2010	22.8 °C	87 mm	154	0
2009	45.9 °C26 July 2009	2.6 °C17 February 2009	22.3 °C	214 mm	147	0
2008	47.8 °C10 July 2008	1.7 °C10 February 2008	22.7 °C	134 mm	156	0
2007	46.1 °C19 June 2007	1.0 °C18 December 2007	22.7 °C	71 mm	157	0
2006	46.5 °C28 June 2006	0.3 °C18 January 2006	22.7 °C	256 mm	167	0
2005	47.6 °C28 July 2005	0.1 °C27 January 2005	22.5 °C	91 mm	175	0
2004	45.5 °C11 August 2004	1.4 °C8 January 2004	22.3 °C	223 mm	147	0
2003	47.1 °C18 July 2003	2.3 °C27 December 2003	22.9 °C	185 mm	163	0
2002	45.5 °C29 June 2002	1.1 °C8 January 2002	22.8 °C	102 mm	159	0
2001	46.6 °C16 July 2001	2.7 °C13 December 2001	23.4 °C	54 mm	174	0
2000	46.6 °C28 July 2000	2.1 °C10 January 2000	22.5 °C	24 mm	153	0
1999	46.3 °C8 August 1999	-0.3 °C2 February 1999	23.5 °C	132 mm	174	1
1998	44.9 °C1 July 1998	1.8 °C23 January 1998	22.3 °C	80 mm	145	0
1997	47.4 °C14 June 1997	3.0 °C8 January 1997	22.8 °C	102 mm	156	0
1996	46.9 °C7 July 1996	1.9 °C28 December 1996	21.5 °C	204 mm	134	0
1995	44.2 °C10 August 1995	3.0 °C6 January 1995	22.3 °C	98 mm	134	0
1994	45.0 °C17 August 1994	2.1 °C29 December 1994	22.9 °C	112 mm	142	0
1993	47.1 °C6 July 1993	2.8 °C25 January 1993	22.1 °C	58 mm	150	0
1992	41.6 °C24 August 1992	0.9 °C5 January 1992	21.4 °C	116 mm	151	0
1991	44.7 °C25 July 1991	1.6 °C27 December 1991	21.2 °C	140 mm	140	0
1990	43.0 °C1 July 1990	2.3 °C16 December 1990	22.2 °C	205 mm	144	0
1989	44.4 °C8 August 1989	2.2 °C2 January 1989	22.4 °C	62 mm	145	0
1988	45.6 °C5 July 1988	2.8 °C29 December 1988	22.7 °C	71 mm	154	0
1987	46.5 °C16 August 1987	1.3 °C9 January 1987	22.5 °C	100 mm	159	0
1986	43.8 °C15 August 1986	2.4 °C13 February 1986	21.9 °C	133 mm	144	0
1985	45.2 °C17 June 1985	-0.4 °C10 January 1985	22.1 °C	127 mm	145	1
1984	43.5 °C30 June 1984	3.1 °C13 February 1984	21.2 °C	88 mm	130	0
1983	43.3 °C8 August 1983	-0.1 °C24 January 1983	22.2 °C	19 mm	162	1
1982	45.8 °C22 July 1982	2.5 °C17 December 1982	22.0 °C	150 mm	144	0
1981	45.4 °C3 July 1981	1.8 °C4 February 1981	22.2 °C	61 mm	169	0
1980	42.5 °C9 August 1980	-1.3 °C13 December 1980	20.9 °C	220 mm	134	1
1979	44.8 °C6 August 1979	3.8 °C1 February 1979	21.3 °C	123 mm	131	0
1978	45.4 °C16 July 1978	0.3 °C14 January 1978	21.1 °C	108 mm	130	0
1977	44.8 °C14 July 1977	2.1 °C20 December 1977	21.9 °C	129 mm	138	0
1976	42.6 °C1 August 1976	1.9 °C3 January 1976	20.5 °C	142 mm	126	0
1975	45.3 °C11 July 1975	-0.5 °C7 January 1975	21.0 °C	126 mm	137	1
1974	42.8 °C29 June 1974	1.1 °C24 December 1974	21.0 °C	95 mm	141	0
1973	46.0 °C17 July 1973	2.1 °C2 March 1973	21.5 °C	172 mm	164	0
1972	44.2 °C8 July 1972	2.1 °C25 December 1972	20.4 °C	302 mm	122	0
1971	45.2 °C19 July 1971	0.4 °C3 January 1971	20.9 °C	168 mm	134	0
1970	45.5 °C23 July 1970	2.2 °C18 February 1970	21.3 °C	136 mm	142	0
1969	43.2 °C15 August 1969	0.1 °C7 February 1969	20.7 °C	346 mm	135	0
1968	45.3 °C2 August 1968	3.2 °C30 January 1968	21.6 °C	89 mm	139	0
1967	43.4 °C11 August 1967	1.3 °C18 January 1967	21.4 °C	141 mm	137	0
1966	44.4 °C12 July 1966	2.7 °C26 December 1966	21.7 °C	67 mm	134	0
1965	45.2 °C26 July 1965	1.8 °C17 February 1965	21.1 °C	131 mm	132	0
1964	43.3 °C18 August 1964	1.1 °C13 February 1964	20.7 °C	214 mm	153	0
1963	42.5 °C3 July 1963	-1.4 °C26 January 1963	20.5 °C	157 mm	120	2
1962	44.0 °C13 July 1962	1.4 °C6 December 1962	21.0 °C	76 mm	137	0
1961	43.2 °C2 August 1961	1.6 °C7 January 1961	21.5 °C	78 mm	142	0
1960	44.6 °C18 August 1960	0.4 °C20 January 1960	21.4 °C	135 mm	140	0
1959	44.4 °C27 July 1959	0.6 °C19 January 1959	21.1 °C	105 mm	133	0
1958	43.8 °C8 July 1958	2.6 °C25 January 1958	21.2 °C	218 mm	147	0
1957	41.3 °C23 June 1957	-2.2 °C19 January 1957	20.4 °C	229 mm	122	5
1956	43.5 °C21 July 1956	-0.5 °C14 February 1956	19.7 °C	104 mm	133	3
1955	43.3 °C4 July 1955	2.4 °C10 March 1955	21.3 °C	108 mm	140	0
1954	42.5 °C30 June 1954	-0.9 °C14 January 1954	20.1 °C	85 mm	130	4
1953	41.5 °C16 July 1953	-1.5 °C18 January 1953	20.2 °C	105 mm	141	4
1952	44.2 °C17 June 1952	-0.7 °C11 January 1952	21.6 °C	71 mm	150	1
1951	43.1 °C21 July 1951	0.1 °C1 January 1951	20.3 °C	163 mm	129	0
1950	43.8 °C9 July 1950	0.1 °C30 December 1950	21.0 °C	73 mm	142	0
1949	43.2 °C15 July 1949	-1.1 °C7 February 1949	20.6 °C	131 mm	140	4
1948	42.1 °C4 August 1948	0.1 °C25 January 1948	20.6 °C	93 mm	132	0
1947	42.8 °C11 August 1947	-0.2 °C26 December 1947	21.4 °C	149 mm	148	1
1946	43.1 °C11 August 1946	-0.3 °C24 December 1946	21.4 °C	38 mm	151	1
1945	44.8 °C8 August 1945	-0.8 °C14 January 1945	21.0 °C	57 mm	147	1
1944	43.8 °C23 July 1944	-0.8 °C8 January 1944	20.1 °C	65 mm	146	5
1943	42.5 °C27 July 1943	1.7 °C9 January 1943	20.0 °C	322 mm	138	0
1942	43.5 °C12 July 1942	-2.3 °C2 January 1942	20.6 °C	115 mm	144	12
1941	44.2 °C3 August 1941	-2.2 °C7 January 1941	20.0 °C	60 mm	126	16
1940	44.8 °C16 July 1940	-3.5 °C31 December 1940	19.9 °C	85 mm	142	11

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

29.1 °C

+1.9 °C

Hot days (≥ 30 °C)

168 d/yr

+20

Frost days (< 0 °C)

0 d/yr

-1

Annual rainfall

112 mm

-9 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	18.5 °C	+2.6 °C	8 mm	-5 mm
Feb	20.1 °C	+2.0 °C	1 mm	-9 mm
Mar	24.7 °C	+2.9 °C	4 mm	-11 mm
Apr	27.5 °C	+1.6 °C	24 mm	+11 mm
May	33.1 °C	+1.9 °C	14 mm	+7 mm
Jun	39.2 °C	+2.6 °C	0 mm	-3 mm
Jul	41.4 °C	+1.8 °C	2 mm	+1 mm
Aug	40.1 °C	+1.3 °C	2 mm	-1 mm
Sep	35.3 °C	+1.6 °C	7 mm	-5 mm
Oct	29.3 °C	+2.0 °C	6 mm	-10 mm
Nov	22.0 °C	+1.2 °C	1 mm	-13 mm
Dec	17.2 °C	+0.7 °C	43 mm	+29 mm

The year's extremes

Hottest day

47.1 °C

22 Jul 2025

Coldest day

4.3 °C

1 Dec 2025

Wettest day

15.3 mm

15 Dec 2025

Windiest day

38.3 km/h

20 Apr 2025

Strongest gust

67.7 km/h

30 Mar 2025

Hottest feels-like

46.5 °C

22 Jul 2025

Coldest feels-like

0.8 °C

23 Nov 2025

Sunniest day

13.5 h

7 Jul 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Biskra?

Biskra has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 21.8 °C and it receives 121 mm of precipitation per year.

What is the hottest day ever recorded in Biskra?

The hottest day measured in Biskra between 1940 and 2025 was 13 July 2017, reaching 48.7 °C.

What is the coldest day in Biskra?

The coldest day measured in Biskra between 1940 and 2025 was 31 December 1940, at -3.5 °C.

Does it snow in Biskra?

Almost never: Biskra sees virtually no snow, with about 1 frost days per year.

Has the climate of Biskra warmed?

Yes: Biskra warmed by +3.4 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Biskra?

The wettest day measured in Biskra between 1940 and 2025 was 24 October 1947, with 43 mm of rain in 24 hours.

What was the windiest day in Biskra?

The windiest day measured in Biskra between 1940 and 2025 was 12 January 1960, with winds reaching 56.7 km/h.

What is the warmest month in Biskra?

The warmest month in Biskra is July (33.8 °C on average); the coldest is January (10.7 °C).

How much does it rain in Biskra?

Biskra receives on average 121 mm of precipitation per year, spread over about 23 rainy days.

Is it sunny in Biskra?

Biskra gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.

What is the biggest single-day snowfall in Biskra?

The heaviest 24-hour snowfall measured in Biskra between 1940 and 2025 was 16 January 1987, with 2.5 cm.

Are there tropical nights in Biskra?

Yes: Biskra has on average 137 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Biskra?

In Biskra, between 1940 and 2025, the highest apparent temperature reached 48.6 °C on 15 July 2010, and the lowest was -7.5 °C on 31 December 1940.

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