Annaba climate — normals and trends

Q: What is the climate of Annaba?

Annaba has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 639 mm of precipitation per year.

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

The hottest day measured in Annaba between 1940 and 2025 was 24 July 2023, reaching 45.0 °C.

Q: What is the coldest day in Annaba?

The coldest day measured in Annaba between 1940 and 2025 was 13 January 1942, at 1.1 °C.

Q: Does it snow in Annaba?

Almost never: Annaba sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Annaba warmed?

Yes: Annaba warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Annaba?

The wettest day measured in Annaba between 1940 and 2025 was 3 September 1965, with 66 mm of rain in 24 hours.

Q: What was the windiest day in Annaba?

The windiest day measured in Annaba between 1940 and 2025 was 8 February 1996, with winds reaching 54.8 km/h.

Q: What is the warmest month in Annaba?

The warmest month in Annaba is August (26.8 °C on average); the coldest is January (11.8 °C).

Q: How much does it rain in Annaba?

Annaba receives on average 639 mm of precipitation per year, spread over about 101 rainy days.

Q: Is it sunny in Annaba?

Annaba gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.

Annaba (Algeria) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 18.5 °C and it receives 639 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 August (26.8 °C on average) and the coldest is January (11.8 °C). Rainfall peaks in December.

Annaba averages 0 frost days, 47 hot days (≥ 30 °C) and 101 rainy days per year.

Annaba has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.

The hottest day of the period reached 45.0 °C (on 24 July 2023) and the coldest 1.1 °C (on 13 January 1942).

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

AnnabaAnnaba

coords: 36.90°, 7.77°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthAugustColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

18.5°C

Average daily high

22.0°C

Average daily low

15.4°C

Annual rainfall

639mm

Sunshine / day

10.5h

Mean relative humidity

73%

Average peak wind

18.2km/h

Seasonal range

15.0°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

47 d/yr

Rainy days (≥ 1 mm)

101 d/yr

Annual snowfall

0.0 cm

Average feels-like high

22.0 °C

Average feels-like low

14.8 °C

Average peak gust

38.3 km/h

Tropical nights (≥ 20 °C)

100 d/yr

Solar radiation

17.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.2 °C

since 1940

+0.3 °C per decade · r² = 0.72 · 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

45.0 °C

24 July 2023

Coldest day

1.1 °C

13 January 1942

Wettest day

66 mm

3 September 1965

Windiest day

54.8 km/h

8 February 1996

Strongest gust

117.4 km/h

8 February 1996

Hottest feels-like

45.9 °C

24 July 2023

Coldest feels-like

-5.1 °C

2 February 1956

Snowiest day

0.6 cm

3 February 1956

Sunniest day

14.0 h

28 June 1943

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.2 °C27 August 2025	7.1 °C16 February 2025	20.1 °C	699 mm	82
2024	38.9 °C21 July 2024	7.9 °C14 January 2024	20.2 °C	497 mm	75
2023	45.0 °C24 July 2023	5.0 °C24 January 2023	20.1 °C	708 mm	76
2022	42.1 °C17 August 2022	4.6 °C21 January 2022	20.4 °C	369 mm	105
2021	42.7 °C10 August 2021	4.9 °C16 February 2021	19.8 °C	495 mm	66
2020	38.5 °C31 July 2020	5.5 °C16 January 2020	19.6 °C	534 mm	58
2019	39.0 °C9 June 2019	5.4 °C16 February 2019	19.3 °C	725 mm	68
2018	35.4 °C12 July 2018	6.1 °C9 February 2018	19.2 °C	697 mm	49
2017	38.9 °C31 July 2017	5.3 °C19 January 2017	19.4 °C	589 mm	61
2016	38.8 °C22 July 2016	7.2 °C14 January 2016	19.6 °C	557 mm	48
2015	38.4 °C4 May 2015	4.3 °C10 February 2015	19.4 °C	609 mm	76
2014	41.9 °C3 July 2014	5.8 °C5 February 2014	19.8 °C	598 mm	68
2013	39.1 °C7 August 2013	4.4 °C27 February 2013	19.0 °C	722 mm	42
2012	40.0 °C14 July 2012	2.8 °C13 February 2012	19.5 °C	606 mm	78
2011	38.5 °C1 September 2011	5.3 °C23 January 2011	19.3 °C	732 mm	49
2010	38.0 °C22 July 2010	4.5 °C12 February 2010	19.0 °C	757 mm	46
2009	41.1 °C23 July 2009	4.9 °C21 December 2009	19.2 °C	828 mm	66
2008	39.1 °C9 September 2008	5.8 °C18 February 2008	19.2 °C	521 mm	62
2007	42.1 °C24 June 2007	5.5 °C19 December 2007	19.1 °C	690 mm	48
2006	37.4 °C19 June 2006	3.8 °C26 January 2006	19.6 °C	541 mm	63
2005	38.5 °C18 July 2005	3.5 °C26 January 2005	18.8 °C	711 mm	46
2004	39.8 °C19 August 2004	5.7 °C2 March 2004	18.9 °C	796 mm	66
2003	40.4 °C27 July 2003	5.1 °C8 February 2003	19.6 °C	811 mm	86
2002	40.1 °C3 August 2002	4.0 °C6 January 2002	19.0 °C	731 mm	40
2001	38.8 °C5 July 2001	5.4 °C10 January 2001	19.4 °C	480 mm	58
2000	40.4 °C3 July 2000	5.3 °C21 January 2000	19.3 °C	405 mm	52
1999	44.0 °C9 August 1999	1.7 °C2 February 1999	19.4 °C	528 mm	67
1998	40.7 °C1 July 1998	5.6 °C22 November 1998	18.8 °C	627 mm	60
1997	40.0 °C2 July 1997	7.2 °C21 February 1997	19.4 °C	604 mm	54
1996	38.8 °C27 August 1996	4.9 °C22 February 1996	18.5 °C	765 mm	37
1995	38.8 °C11 August 1995	3.9 °C18 January 1995	19.0 °C	533 mm	48
1994	40.6 °C23 August 1994	5.2 °C5 February 1994	19.5 °C	429 mm	72
1993	43.7 °C5 July 1993	4.4 °C24 February 1993	18.6 °C	449 mm	56
1992	36.7 °C21 June 1992	4.6 °C8 January 1992	18.2 °C	631 mm	48
1991	37.7 °C22 July 1991	5.1 °C17 February 1991	18.0 °C	606 mm	54
1990	37.1 °C10 September 1990	6.5 °C16 December 1990	19.1 °C	528 mm	51
1989	37.7 °C11 July 1989	5.6 °C1 February 1989	18.9 °C	451 mm	46
1988	41.5 °C3 August 1988	5.4 °C28 February 1988	18.8 °C	531 mm	41
1987	38.4 °C12 August 1987	5.4 °C20 February 1987	18.9 °C	640 mm	56
1986	38.7 °C23 August 1986	5.6 °C11 February 1986	18.5 °C	662 mm	45
1985	37.8 °C25 August 1985	4.5 °C11 January 1985	18.4 °C	597 mm	36
1984	38.3 °C25 July 1984	6.3 °C26 January 1984	17.9 °C	867 mm	28
1983	40.6 °C25 July 1983	3.4 °C12 February 1983	18.8 °C	428 mm	50
1982	41.4 °C25 June 1982	6.1 °C19 December 1982	18.8 °C	707 mm	51
1981	37.9 °C2 July 1981	4.3 °C31 January 1981	18.5 °C	501 mm	31
1980	38.1 °C3 August 1980	3.2 °C11 December 1980	17.7 °C	689 mm	28
1979	38.2 °C31 July 1979	6.0 °C18 January 1979	17.9 °C	888 mm	25
1978	40.0 °C3 August 1978	3.2 °C16 January 1978	17.8 °C	690 mm	25
1977	37.3 °C27 August 1977	5.0 °C21 December 1977	18.6 °C	467 mm	14
1976	36.5 °C9 August 1976	5.9 °C17 February 1976	17.7 °C	839 mm	30
1975	37.6 °C16 September 1975	4.8 °C28 February 1975	18.0 °C	652 mm	38
1974	35.0 °C15 July 1974	6.0 °C18 February 1974	18.0 °C	688 mm	29
1973	36.3 °C13 July 1973	3.6 °C2 March 1973	18.1 °C	788 mm	48
1972	35.7 °C13 August 1972	5.5 °C1 February 1972	17.6 °C	833 mm	21
1971	39.6 °C15 August 1971	5.7 °C6 February 1971	18.0 °C	863 mm	45
1970	39.4 °C22 July 1970	5.2 °C1 March 1970	18.4 °C	584 mm	39
1969	38.4 °C15 August 1969	5.7 °C6 January 1969	18.1 °C	872 mm	17
1968	37.1 °C11 July 1968	6.0 °C11 January 1968	18.6 °C	618 mm	32
1967	39.2 °C9 August 1967	5.3 °C22 December 1967	18.5 °C	579 mm	46
1966	39.5 °C22 June 1966	5.9 °C9 January 1966	18.4 °C	613 mm	25
1965	40.0 °C31 July 1965	4.8 °C18 February 1965	18.3 °C	817 mm	41
1964	36.2 °C21 August 1964	3.9 °C26 January 1964	18.1 °C	593 mm	26
1963	36.8 °C13 July 1963	3.5 °C25 January 1963	17.5 °C	628 mm	30
1962	34.7 °C11 July 1962	3.2 °C31 January 1962	17.8 °C	667 mm	29
1961	35.8 °C12 July 1961	5.9 °C12 January 1961	18.5 °C	425 mm	32
1960	35.6 °C11 August 1960	5.1 °C15 January 1960	18.1 °C	601 mm	29
1959	35.7 °C18 June 1959	5.0 °C19 January 1959	18.0 °C	719 mm	27
1958	36.3 °C19 August 1958	3.8 °C28 February 1958	18.1 °C	707 mm	28
1957	40.2 °C13 August 1957	2.9 °C19 January 1957	17.5 °C	819 mm	18
1956	36.7 °C20 August 1956	2.4 °C2 February 1956	17.0 °C	716 mm	30
1955	35.0 °C25 July 1955	5.1 °C10 March 1955	18.3 °C	725 mm	24
1954	37.6 °C21 August 1954	4.0 °C3 February 1954	17.5 °C	665 mm	22
1953	35.0 °C18 September 1953	3.0 °C23 January 1953	17.5 °C	765 mm	18
1952	34.7 °C6 August 1952	4.6 °C18 February 1952	18.5 °C	649 mm	57
1951	38.3 °C7 August 1951	4.2 °C7 February 1951	17.9 °C	648 mm	37
1950	39.7 °C2 August 1950	4.6 °C1 February 1950	18.1 °C	588 mm	55
1949	36.4 °C12 September 1949	2.1 °C4 February 1949	18.1 °C	661 mm	58
1948	33.9 °C5 July 1948	6.1 °C22 January 1948	17.8 °C	539 mm	27
1947	37.6 °C5 August 1947	4.9 °C28 January 1947	18.7 °C	520 mm	67
1946	39.4 °C5 September 1946	4.4 °C16 January 1946	18.3 °C	760 mm	61
1945	39.1 °C29 July 1945	2.9 °C2 January 1945	18.3 °C	502 mm	69
1944	38.4 °C22 August 1944	3.1 °C8 March 1944	17.5 °C	673 mm	57
1943	37.4 °C3 July 1943	4.7 °C2 January 1943	18.1 °C	518 mm	52
1942	35.9 °C31 August 1942	1.1 °C13 January 1942	17.6 °C	651 mm	34
1941	36.8 °C18 August 1941	3.5 °C20 January 1941	17.0 °C	614 mm	37
1940	34.8 °C27 July 1940	1.9 °C18 January 1940	17.1 °C	642 mm	34

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

23.6 °C

+1.6 °C

Hot days (≥ 30 °C)

82 d/yr

+35

Frost days (< 0 °C)

0 d/yr

Annual rainfall

699 mm

+60 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	16.8 °C	+2.1 °C	105 mm	+14 mm
Feb	16.6 °C	+1.5 °C	75 mm	-0 mm
Mar	19.3 °C	+2.4 °C	67 mm	+0 mm
Apr	20.5 °C	+1.4 °C	85 mm	+28 mm
May	23.7 °C	+0.9 °C	62 mm	+25 mm
Jun	30.8 °C	+3.8 °C	0 mm	-14 mm
Jul	31.9 °C	+1.7 °C	1 mm	-3 mm
Aug	31.5 °C	+0.8 °C	2 mm	-7 mm
Sep	29.4 °C	+1.5 °C	61 mm	+22 mm
Oct	25.3 °C	+1.3 °C	51 mm	-15 mm
Nov	20.1 °C	+0.8 °C	112 mm	+28 mm
Dec	16.8 °C	+0.9 °C	79 mm	-19 mm

The year's extremes

Hottest day

39.2 °C

27 Aug 2025

Coldest day

7.1 °C

16 Feb 2025

Wettest day

39.0 mm

17 Jan 2025

Windiest day

36.4 km/h

31 Mar 2025

Strongest gust

78.5 km/h

22 Nov 2025

Hottest feels-like

42.6 °C

27 Aug 2025

Coldest feels-like

2.8 °C

21 Nov 2025

Sunniest day

13.9 h

21 Jun 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 Annaba?

Annaba has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 639 mm of precipitation per year.

What is the hottest day ever recorded in Annaba?

The hottest day measured in Annaba between 1940 and 2025 was 24 July 2023, reaching 45.0 °C.

What is the coldest day in Annaba?

The coldest day measured in Annaba between 1940 and 2025 was 13 January 1942, at 1.1 °C.

Does it snow in Annaba?

Almost never: Annaba sees virtually no snow, with about 0 frost days per year.

Has the climate of Annaba warmed?

Yes: Annaba warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Annaba?

The wettest day measured in Annaba between 1940 and 2025 was 3 September 1965, with 66 mm of rain in 24 hours.

What was the windiest day in Annaba?

The windiest day measured in Annaba between 1940 and 2025 was 8 February 1996, with winds reaching 54.8 km/h.

What is the warmest month in Annaba?

The warmest month in Annaba is August (26.8 °C on average); the coldest is January (11.8 °C).

How much does it rain in Annaba?

Annaba receives on average 639 mm of precipitation per year, spread over about 101 rainy days.

Is it sunny in Annaba?

Annaba gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.

What is the biggest single-day snowfall in Annaba?

The heaviest 24-hour snowfall measured in Annaba between 1940 and 2025 was 3 February 1956, with 0.6 cm.

Are there tropical nights in Annaba?

Yes: Annaba has on average 100 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Annaba?

In Annaba, between 1940 and 2025, the highest apparent temperature reached 45.9 °C on 24 July 2023, and the lowest was -5.1 °C on 2 February 1956.

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