Mairena del Alcor climate — normals and trends

Q: What is the climate of Mairena del Alcor?

Mairena del Alcor has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 491 mm of precipitation per year.

Q: What is the hottest day ever recorded in Mairena del Alcor?

The hottest day measured in Mairena del Alcor between 1940 and 2025 was 5 September 2016, reaching 44.3 °C.

Q: What is the coldest day in Mairena del Alcor?

The coldest day measured in Mairena del Alcor between 1940 and 2025 was 4 February 1954, at -5.9 °C.

Q: Does it snow in Mairena del Alcor?

Almost never: Mairena del Alcor sees virtually no snow, with about 2 frost days per year.

Q: Has the climate of Mairena del Alcor warmed?

Yes: Mairena del Alcor warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Mairena del Alcor?

The wettest day measured in Mairena del Alcor between 1940 and 2025 was 21 January 1996, with 79 mm of rain in 24 hours.

Q: What was the windiest day in Mairena del Alcor?

The windiest day measured in Mairena del Alcor between 1940 and 2025 was 6 November 1997, with winds reaching 52.0 km/h.

Q: What is the warmest month in Mairena del Alcor?

The warmest month in Mairena del Alcor is July (27.4 °C on average); the coldest is January (10.4 °C).

Q: How much does it rain in Mairena del Alcor?

Mairena del Alcor receives on average 491 mm of precipitation per year, spread over about 64 rainy days.

Q: Is it sunny in Mairena del Alcor?

Mairena del Alcor gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

Mairena del Alcor (Spain) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 18.5 °C and it receives 491 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 (27.4 °C on average) and the coldest is January (10.4 °C). Rainfall peaks in December.

Mairena del Alcor averages 2 frost days, 104 hot days (≥ 30 °C) and 64 rainy days per year.

Mairena del Alcor has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.

The number of frost days there went from about 4 to 0 per year over the period.

The hottest day of the period reached 44.3 °C (on 5 September 2016) and the coldest -5.9 °C (on 4 February 1954).

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

Mairena del AlcorAndalusia

coords: 37.37°, -5.75°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthJulyColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

18.5°C

Average daily high

24.3°C

Average daily low

13.1°C

Annual rainfall

491mm

Sunshine / day

10.7h

Mean relative humidity

64%

Average peak wind

14.6km/h

Seasonal range

17.0°C

Frost days (< 0 °C)

2 d/yr

Hot days (≥ 30 °C)

104 d/yr

Rainy days (≥ 1 mm)

64 d/yr

Annual snowfall

0.1 cm

Average feels-like high

23.9 °C

Average feels-like low

12.0 °C

Average peak gust

30.6 km/h

Tropical nights (≥ 20 °C)

51 d/yr

Solar radiation

18.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.39 · 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

44.3 °C

5 September 2016

Coldest day

-5.9 °C

4 February 1954

Wettest day

79 mm

21 January 1996

Windiest day

52.0 km/h

6 November 1997

Strongest gust

121.0 km/h

6 November 1997

Hottest feels-like

48.0 °C

23 July 1995

Coldest feels-like

-10.2 °C

4 February 1954

Snowiest day

8.5 cm

3 February 1954

Sunniest day

14.6 h

28 June 1955

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	42.3 °C12 August 2025	-0.4 °C16 January 2025	19.4 °C	634 mm	124	1
2024	39.6 °C4 July 2024	0.9 °C11 December 2024	19.2 °C	490 mm	105	0
2023	41.1 °C23 August 2023	-0.4 °C29 January 2023	19.9 °C	260 mm	119	1
2022	42.3 °C13 July 2022	1.6 °C9 January 2022	19.8 °C	399 mm	130	0
2021	41.6 °C14 August 2021	-0.8 °C14 January 2021	19.0 °C	403 mm	112	1
2020	40.5 °C20 July 2020	0.5 °C27 December 2020	19.5 °C	387 mm	112	0
2019	39.5 °C11 July 2019	0.9 °C8 January 2019	19.2 °C	255 mm	124	0
2018	42.3 °C3 August 2018	0.7 °C3 February 2018	18.4 °C	594 mm	107	0
2017	43.3 °C13 July 2017	0.9 °C25 January 2017	19.9 °C	327 mm	151	0
2016	44.3 °C5 September 2016	0.0 °C17 February 2016	19.5 °C	488 mm	127	0
2015	42.1 °C27 June 2015	1.5 °C6 February 2015	19.7 °C	267 mm	132	0
2014	40.3 °C16 July 2014	1.2 °C12 December 2014	19.2 °C	486 mm	121	0
2013	41.4 °C19 August 2013	0.7 °C10 February 2013	18.7 °C	457 mm	116	0
2012	42.8 °C11 August 2012	-2.3 °C10 February 2012	18.9 °C	466 mm	130	3
2011	41.5 °C19 August 2011	1.0 °C3 February 2011	19.4 °C	510 mm	139	0
2010	42.4 °C26 August 2010	0.6 °C14 February 2010	19.2 °C	858 mm	113	0
2009	41.3 °C22 August 2009	-1.4 °C10 January 2009	19.5 °C	558 mm	130	1
2008	39.4 °C3 August 2008	0.6 °C13 January 2008	18.7 °C	504 mm	103	0
2007	41.8 °C29 July 2007	-0.6 °C27 January 2007	18.6 °C	404 mm	101	1
2006	43.8 °C11 July 2006	1.0 °C21 December 2006	19.4 °C	592 mm	117	0
2005	42.8 °C7 August 2005	-4.1 °C28 January 2005	19.3 °C	243 mm	143	4
2004	43.0 °C25 July 2004	0.9 °C3 March 2004	18.9 °C	443 mm	121	0
2003	43.8 °C1 August 2003	-0.3 °C16 January 2003	19.3 °C	613 mm	125	1
2002	39.5 °C28 July 2002	2.1 °C8 December 2002	18.9 °C	490 mm	94	0
2001	40.3 °C23 June 2001	1.6 °C29 December 2001	19.3 °C	592 mm	113	0
2000	43.1 °C31 July 2000	-2.0 °C25 January 2000	19.4 °C	431 mm	129	1
1999	40.6 °C1 July 1999	-0.6 °C20 January 1999	18.9 °C	341 mm	104	1
1998	40.2 °C10 August 1998	0.7 °C6 December 1998	19.1 °C	349 mm	100	0
1997	38.8 °C1 August 1997	3.8 °C7 December 1997	19.6 °C	735 mm	96	0
1996	40.9 °C20 July 1996	0.7 °C23 February 1996	18.7 °C	944 mm	97	0
1995	43.9 °C23 July 1995	1.0 °C16 January 1995	19.9 °C	396 mm	99	0
1994	41.1 °C4 July 1994	-1.8 °C27 December 1994	18.7 °C	271 mm	101	5
1993	40.2 °C4 August 1993	-1.3 °C2 March 1993	17.5 °C	397 mm	74	2
1992	41.2 °C6 August 1992	-2.0 °C24 January 1992	18.1 °C	303 mm	90	2
1991	42.4 °C14 July 1991	-1.2 °C15 January 1991	18.0 °C	435 mm	99	1
1990	40.0 °C20 July 1990	2.0 °C10 December 1990	18.8 °C	312 mm	98	0
1989	41.6 °C21 July 1989	2.2 °C3 January 1989	19.3 °C	800 mm	106	0
1988	41.3 °C7 September 1988	0.4 °C17 December 1988	18.5 °C	410 mm	90	0
1987	39.3 °C20 August 1987	-1.9 °C16 January 1987	18.7 °C	675 mm	100	2
1986	38.1 °C18 July 1986	-0.4 °C10 February 1986	18.0 °C	436 mm	104	1
1985	42.4 °C4 August 1985	-2.8 °C16 January 1985	18.6 °C	510 mm	114	4
1984	40.6 °C24 July 1984	0.2 °C11 January 1984	17.7 °C	442 mm	94	0
1983	38.7 °C16 June 1983	-1.3 °C11 February 1983	18.6 °C	391 mm	104	3
1982	41.7 °C19 August 1982	1.3 °C1 December 1982	18.3 °C	365 mm	96	0
1981	42.5 °C13 June 1981	-0.4 °C12 January 1981	19.1 °C	296 mm	110	1
1980	40.0 °C21 August 1980	-1.7 °C3 December 1980	18.3 °C	330 mm	106	2
1979	40.5 °C28 July 1979	-3.0 °C22 December 1979	17.8 °C	615 mm	81	1
1978	43.4 °C16 July 1978	0.0 °C13 February 1978	18.1 °C	474 mm	86	0
1977	37.3 °C26 June 1977	2.4 °C7 January 1977	18.1 °C	503 mm	72	0
1976	40.9 °C7 August 1976	-1.0 °C27 January 1976	17.3 °C	666 mm	72	1
1975	39.1 °C29 July 1975	1.5 °C9 January 1975	17.2 °C	526 mm	69	0
1974	40.2 °C16 August 1974	1.6 °C5 March 1974	17.8 °C	333 mm	93	0
1973	40.0 °C25 July 1973	1.1 °C2 January 1973	17.7 °C	393 mm	95	0
1972	36.5 °C23 August 1972	-0.1 °C24 January 1972	16.9 °C	825 mm	59	1
1971	40.0 °C30 July 1971	-1.7 °C2 January 1971	17.5 °C	515 mm	87	1
1970	38.5 °C25 July 1970	-3.6 °C25 December 1970	18.1 °C	581 mm	107	2
1969	37.9 °C18 July 1969	-0.2 °C2 December 1969	17.7 °C	817 mm	75	1
1968	40.1 °C29 June 1968	-0.4 °C12 January 1968	18.2 °C	477 mm	103	1
1967	43.0 °C19 July 1967	-3.0 °C13 December 1967	17.8 °C	471 mm	92	4
1966	38.7 °C12 July 1966	0.4 °C6 December 1966	17.9 °C	517 mm	91	0
1965	39.6 °C5 August 1965	-0.5 °C12 February 1965	18.2 °C	626 mm	104	1
1964	39.7 °C18 September 1964	-1.1 °C31 December 1964	18.3 °C	448 mm	122	2
1963	37.8 °C10 August 1963	-2.1 °C5 February 1963	17.9 °C	750 mm	90	3
1962	40.4 °C20 August 1962	0.3 °C25 December 1962	18.0 °C	723 mm	99	0
1961	38.3 °C26 August 1961	1.8 °C14 January 1961	18.9 °C	633 mm	115	0
1960	38.1 °C24 July 1960	-1.1 °C17 January 1960	18.1 °C	800 mm	101	3
1959	39.6 °C6 July 1959	1.5 °C5 January 1959	17.8 °C	401 mm	70	0
1958	40.9 °C30 July 1958	-0.2 °C22 January 1958	18.6 °C	425 mm	91	1
1957	39.8 °C1 August 1957	-2.3 °C17 January 1957	17.9 °C	460 mm	87	4
1956	38.2 °C2 August 1956	-4.5 °C12 February 1956	16.9 °C	546 mm	88	9
1955	40.2 °C4 July 1955	-0.7 °C11 March 1955	19.2 °C	695 mm	126	1
1954	40.7 °C26 July 1954	-5.9 °C4 February 1954	18.2 °C	318 mm	121	13
1953	40.2 °C26 July 1953	-1.6 °C19 February 1953	18.6 °C	423 mm	112	8
1952	41.3 °C11 July 1952	-0.7 °C20 January 1952	17.7 °C	544 mm	93	4
1951	41.7 °C27 July 1951	0.0 °C31 January 1951	17.8 °C	529 mm	98	0
1950	40.9 °C28 June 1950	-1.1 °C31 December 1950	18.4 °C	415 mm	106	2
1949	40.8 °C3 July 1949	0.5 °C12 January 1949	18.9 °C	321 mm	100	0
1948	39.5 °C25 July 1948	1.5 °C18 January 1948	18.4 °C	473 mm	92	0
1947	41.1 °C31 July 1947	-1.3 °C27 January 1947	18.8 °C	548 mm	107	2
1946	41.8 °C13 July 1946	-4.1 °C17 January 1946	17.7 °C	474 mm	105	9
1945	42.6 °C22 July 1945	-3.3 °C15 January 1945	19.2 °C	322 mm	124	10
1944	42.9 °C31 July 1944	-0.1 °C21 February 1944	18.3 °C	241 mm	109	1
1943	40.3 °C18 August 1943	-0.6 °C2 January 1943	18.4 °C	418 mm	108	2
1942	42.4 °C17 July 1942	-2.9 °C13 January 1942	17.8 °C	640 mm	103	7
1941	43.7 °C21 July 1941	-2.7 °C4 January 1941	17.9 °C	553 mm	99	6
1940	40.7 °C22 August 1940	-2.9 °C24 January 1940	17.7 °C	461 mm	104	10

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

25.5 °C

+1.2 °C

Hot days (≥ 30 °C)

124 d/yr

+20

Frost days (< 0 °C)

1 d/yr

-1

Annual rainfall

634 mm

+143 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	17.0 °C	+1.7 °C	93 mm	+35 mm
Feb	18.5 °C	+1.4 °C	30 mm	-25 mm
Mar	18.4 °C	-1.4 °C	211 mm	+150 mm
Apr	23.0 °C	+0.8 °C	67 mm	+19 mm
May	27.8 °C	+1.6 °C	21 mm	-11 mm
Jun	34.7 °C	+3.8 °C	8 mm	-4 mm
Jul	34.7 °C	0.0 °C	0 mm	-2 mm
Aug	35.8 °C	+1.4 °C	0 mm	-4 mm
Sep	31.6 °C	+0.9 °C	4 mm	-20 mm
Oct	28.2 °C	+3.0 °C	43 mm	-17 mm
Nov	19.8 °C	+0.3 °C	89 mm	+22 mm
Dec	15.9 °C	-0.1 °C	69 mm	-1 mm

The year's extremes

Hottest day

42.3 °C

12 Aug 2025

Coldest day

-0.4 °C

16 Jan 2025

Wettest day

38.1 mm

17 Mar 2025

Windiest day

39.9 km/h

13 Nov 2025

Strongest gust

85.0 km/h

13 Nov 2025

Hottest feels-like

44.9 °C

12 Aug 2025

Coldest feels-like

-4.1 °C

16 Jan 2025

Sunniest day

14.5 h

17 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 Mairena del Alcor?

Mairena del Alcor has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 18.5 °C and it receives 491 mm of precipitation per year.

What is the hottest day ever recorded in Mairena del Alcor?

The hottest day measured in Mairena del Alcor between 1940 and 2025 was 5 September 2016, reaching 44.3 °C.

What is the coldest day in Mairena del Alcor?

The coldest day measured in Mairena del Alcor between 1940 and 2025 was 4 February 1954, at -5.9 °C.

Does it snow in Mairena del Alcor?

Almost never: Mairena del Alcor sees virtually no snow, with about 2 frost days per year.

Has the climate of Mairena del Alcor warmed?

Yes: Mairena del Alcor warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Mairena del Alcor?

The wettest day measured in Mairena del Alcor between 1940 and 2025 was 21 January 1996, with 79 mm of rain in 24 hours.

What was the windiest day in Mairena del Alcor?

The windiest day measured in Mairena del Alcor between 1940 and 2025 was 6 November 1997, with winds reaching 52.0 km/h.

What is the warmest month in Mairena del Alcor?

The warmest month in Mairena del Alcor is July (27.4 °C on average); the coldest is January (10.4 °C).

How much does it rain in Mairena del Alcor?

Mairena del Alcor receives on average 491 mm of precipitation per year, spread over about 64 rainy days.

Is it sunny in Mairena del Alcor?

Mairena del Alcor gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

What is the biggest single-day snowfall in Mairena del Alcor?

The heaviest 24-hour snowfall measured in Mairena del Alcor between 1940 and 2025 was 3 February 1954, with 8.5 cm.

Are there tropical nights in Mairena del Alcor?

Yes: Mairena del Alcor has on average 51 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Mairena del Alcor?

In Mairena del Alcor, between 1940 and 2025, the highest apparent temperature reached 48.0 °C on 23 July 1995, and the lowest was -10.2 °C on 4 February 1954.

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