Ahualulco de Mercado climate — normals and trends

Q: What is the climate of Ahualulco de Mercado?

Ahualulco de Mercado has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 19.6 °C and it receives 724 mm of precipitation per year.

Q: What is the hottest day ever recorded in Ahualulco de Mercado?

The hottest day measured in Ahualulco de Mercado between 1940 and 2025 was 13 June 2023, reaching 39.0 °C.

Q: What is the coldest day in Ahualulco de Mercado?

The coldest day measured in Ahualulco de Mercado between 1940 and 2025 was 14 December 1997, at 0.1 °C.

Q: Does it snow in Ahualulco de Mercado?

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

Q: Has the climate of Ahualulco de Mercado warmed?

Yes: Ahualulco de Mercado warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ahualulco de Mercado?

The wettest day measured in Ahualulco de Mercado between 1940 and 2025 was 20 August 2023, with 88 mm of rain in 24 hours.

Q: What was the windiest day in Ahualulco de Mercado?

The windiest day measured in Ahualulco de Mercado between 1940 and 2025 was 15 October 1961, with winds reaching 24.2 km/h.

Q: What is the warmest month in Ahualulco de Mercado?

The warmest month in Ahualulco de Mercado is May (22.8 °C on average); the coldest is January (15.7 °C).

Q: How much does it rain in Ahualulco de Mercado?

Ahualulco de Mercado receives on average 724 mm of precipitation per year, spread over about 108 rainy days.

Q: Is it sunny in Ahualulco de Mercado?

Ahualulco de Mercado gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.

Ahualulco de Mercado (Mexico) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 19.6 °C and it receives 724 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 May (22.8 °C on average) and the coldest is January (15.7 °C). Rainfall peaks in July.

Ahualulco de Mercado averages 0 frost days, 90 hot days (≥ 30 °C) and 108 rainy days per year.

Ahualulco de Mercado has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 39.0 °C (on 13 June 2023) and the coldest 0.1 °C (on 14 December 1997).

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

Ahualulco de MercadoJalisco

coords: 20.70°, -103.97°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthMayColdest monthJanuaryWettest monthJulyDriest monthMarch

Mean daily temperature

19.6°C

Average daily high

27.8°C

Average daily low

13.1°C

Annual rainfall

724mm

Sunshine / day

10.6h

Mean relative humidity

65%

Average peak wind

11.1km/h

Seasonal range

7.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

90 d/yr

Rainy days (≥ 1 mm)

108 d/yr

Annual snowfall

0.0 cm

Average feels-like high

28.2 °C

Average feels-like low

13.1 °C

Average peak gust

35.1 km/h

Tropical nights (≥ 20 °C)

1 d/yr

Solar radiation

21.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.69 · 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

39.0 °C

13 June 2023

Coldest day

0.1 °C

14 December 1997

Wettest day

88 mm

20 August 2023

Windiest day

24.2 km/h

15 October 1961

Strongest gust

79.6 km/h

28 August 2021

Hottest feels-like

39.9 °C

21 June 2023

Coldest feels-like

-4.9 °C

14 December 1997

Sunniest day

13.2 h

12 June 1945

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.9 °C21 May 2025	6.0 °C15 March 2025	20.9 °C	837 mm	157
2024	38.3 °C6 June 2024	5.3 °C31 December 2024	21.1 °C	873 mm	144
2023	39.0 °C13 June 2023	4.7 °C17 January 2023	20.9 °C	831 mm	168
2022	36.7 °C12 May 2022	6.0 °C14 December 2022	20.5 °C	684 mm	125
2021	36.8 °C27 May 2021	2.6 °C1 January 2021	20.3 °C	923 mm	120
2020	35.8 °C4 June 2020	4.3 °C3 January 2020	20.7 °C	773 mm	143
2019	35.3 °C10 June 2019	3.4 °C28 January 2019	20.6 °C	778 mm	138
2018	37.4 °C1 June 2018	3.1 °C22 December 2018	20.1 °C	890 mm	112
2017	36.3 °C22 May 2017	5.3 °C22 January 2017	20.7 °C	783 mm	132
2016	35.6 °C24 May 2016	1.5 °C10 March 2016	20.4 °C	670 mm	121
2015	33.5 °C18 May 2015	5.2 °C15 December 2015	20.3 °C	826 mm	96
2014	34.3 °C20 May 2014	5.1 °C10 January 2014	20.0 °C	821 mm	103
2013	35.6 °C31 May 2013	4.5 °C4 March 2013	20.1 °C	960 mm	101
2012	35.8 °C12 June 2012	5.7 °C7 January 2012	20.5 °C	656 mm	127
2011	38.0 °C26 May 2011	3.2 °C1 January 2011	20.5 °C	631 mm	133
2010	35.8 °C8 May 2010	1.9 °C17 January 2010	19.4 °C	1,118 mm	81
2009	35.2 °C7 May 2009	3.5 °C3 December 2009	20.2 °C	713 mm	119
2008	35.9 °C3 June 2008	3.9 °C7 March 2008	19.7 °C	866 mm	74
2007	37.0 °C8 June 2007	5.4 °C1 January 2007	19.9 °C	756 mm	100
2006	34.7 °C21 April 2006	2.6 °C25 December 2006	20.1 °C	750 mm	120
2005	37.5 °C9 June 2005	4.9 °C27 November 2005	20.1 °C	576 mm	124
2004	33.9 °C25 May 2004	3.4 °C1 February 2004	19.5 °C	773 mm	57
2003	38.3 °C4 May 2003	4.4 °C20 March 2003	20.4 °C	693 mm	121
2002	36.7 °C4 May 2002	4.5 °C19 December 2002	20.4 °C	701 mm	135
2001	36.4 °C13 April 2001	4.6 °C21 January 2001	20.2 °C	625 mm	120
2000	36.1 °C20 April 2000	4.2 °C22 January 2000	20.1 °C	663 mm	109
1999	36.9 °C1 June 1999	0.6 °C21 December 1999	20.0 °C	739 mm	110
1998	37.1 °C13 May 1998	2.3 °C16 January 1998	20.3 °C	739 mm	113
1997	34.5 °C3 May 1997	0.1 °C14 December 1997	19.2 °C	757 mm	55
1996	34.6 °C11 May 1996	4.4 °C4 January 1996	20.0 °C	901 mm	73
1995	37.2 °C9 June 1995	4.2 °C27 November 1995	20.3 °C	744 mm	82
1994	36.2 °C30 May 1994	5.0 °C6 January 1994	20.5 °C	730 mm	106
1993	35.6 °C6 June 1993	3.1 °C11 February 1993	19.7 °C	762 mm	87
1992	35.0 °C23 June 1992	2.7 °C5 February 1992	19.1 °C	912 mm	71
1991	36.3 °C3 June 1991	1.7 °C16 January 1991	19.6 °C	805 mm	91
1990	35.4 °C1 June 1990	3.7 °C21 February 1990	19.7 °C	823 mm	71
1989	36.9 °C9 June 1989	5.2 °C15 March 1989	19.9 °C	667 mm	97
1988	36.5 °C27 May 1988	0.2 °C19 January 1988	20.0 °C	752 mm	90
1987	34.5 °C23 May 1987	2.2 °C22 January 1987	19.6 °C	609 mm	86
1986	36.6 °C12 May 1986	1.8 °C7 February 1986	19.5 °C	788 mm	84
1985	35.2 °C29 May 1985	2.3 °C6 January 1985	19.1 °C	703 mm	64
1984	34.8 °C23 May 1984	3.2 °C13 January 1984	19.2 °C	888 mm	75
1983	35.9 °C30 April 1983	2.2 °C23 January 1983	19.1 °C	756 mm	74
1982	36.9 °C4 June 1982	4.4 °C5 December 1982	19.9 °C	607 mm	109
1981	35.2 °C7 June 1981	4.0 °C25 January 1981	19.6 °C	817 mm	54
1980	37.3 °C1 June 1980	4.3 °C11 January 1980	19.7 °C	829 mm	93
1979	34.1 °C22 June 1979	3.6 °C26 November 1979	19.7 °C	624 mm	104
1978	35.1 °C10 May 1978	2.3 °C13 February 1978	19.3 °C	800 mm	61
1977	33.8 °C21 May 1977	4.2 °C17 December 1977	19.2 °C	781 mm	48
1976	34.9 °C25 May 1976	2.9 °C1 January 1976	19.2 °C	677 mm	68
1975	34.6 °C10 May 1975	2.0 °C26 December 1975	19.0 °C	736 mm	80
1974	34.9 °C22 April 1974	6.3 °C27 January 1974	19.0 °C	792 mm	59
1973	35.0 °C2 May 1973	3.4 °C22 January 1973	19.3 °C	748 mm	75
1972	34.9 °C22 May 1972	5.5 °C18 February 1972	19.8 °C	513 mm	65
1971	34.9 °C1 May 1971	2.8 °C7 February 1971	19.2 °C	643 mm	64
1970	34.0 °C23 April 1970	3.2 °C14 January 1970	19.1 °C	631 mm	75
1969	35.6 °C14 June 1969	4.1 °C23 January 1969	19.5 °C	484 mm	82
1968	33.9 °C28 May 1968	4.6 °C12 February 1968	19.0 °C	604 mm	60
1967	35.8 °C7 May 1967	2.2 °C8 February 1967	19.0 °C	703 mm	71
1966	35.4 °C13 May 1966	3.0 °C16 January 1966	18.9 °C	706 mm	55
1965	35.9 °C28 May 1965	3.8 °C24 February 1965	19.1 °C	788 mm	89
1964	35.3 °C4 May 1964	4.0 °C26 December 1964	19.3 °C	488 mm	80
1963	34.8 °C30 April 1963	4.0 °C25 December 1963	19.1 °C	758 mm	75
1962	35.2 °C30 May 1962	4.6 °C7 January 1962	19.3 °C	683 mm	89
1961	35.6 °C7 May 1961	4.2 °C14 January 1961	19.2 °C	621 mm	62
1960	35.0 °C9 June 1960	1.2 °C14 February 1960	19.2 °C	619 mm	95
1959	31.8 °C26 April 1959	5.1 °C17 December 1959	18.6 °C	904 mm	33
1958	35.0 °C29 April 1958	4.0 °C24 February 1958	18.9 °C	933 mm	68
1957	35.3 °C15 June 1957	4.1 °C25 March 1957	20.0 °C	396 mm	120
1956	35.7 °C8 May 1956	2.5 °C14 January 1956	19.5 °C	464 mm	95
1955	35.5 °C21 May 1955	2.3 °C24 January 1955	19.2 °C	625 mm	98
1954	36.0 °C4 June 1954	5.5 °C27 November 1954	19.7 °C	509 mm	77
1953	35.6 °C21 May 1953	4.4 °C13 December 1953	19.1 °C	579 mm	83
1952	35.3 °C5 June 1952	3.7 °C4 February 1952	19.0 °C	631 mm	74
1951	35.4 °C10 June 1951	5.1 °C4 February 1951	19.9 °C	625 mm	92
1950	35.1 °C17 May 1950	3.1 °C14 February 1950	19.5 °C	530 mm	83
1949	35.7 °C20 May 1949	4.0 °C21 November 1949	19.3 °C	692 mm	80
1948	34.5 °C31 May 1948	4.2 °C24 January 1948	18.8 °C	909 mm	57
1947	33.5 °C6 April 1947	3.3 °C2 January 1947	18.6 °C	706 mm	66
1946	35.8 °C22 May 1946	2.2 °C9 January 1946	19.0 °C	705 mm	74
1945	35.8 °C12 June 1945	5.3 °C10 February 1945	19.2 °C	540 mm	91
1944	35.2 °C5 June 1944	5.0 °C27 December 1944	18.6 °C	726 mm	69
1943	34.7 °C13 May 1943	4.6 °C5 February 1943	18.5 °C	776 mm	64
1942	35.1 °C19 May 1942	3.2 °C29 December 1942	18.8 °C	640 mm	70
1941	34.5 °C8 May 1941	3.6 °C28 December 1941	18.6 °C	772 mm	67
1940	34.2 °C10 June 1940	2.4 °C10 February 1940	18.4 °C	671 mm	48

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

29.6 °C

+1.8 °C

Hot days (≥ 30 °C)

157 d/yr

+67

Frost days (< 0 °C)

0 d/yr

Annual rainfall

837 mm

+113 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.1 °C	+1.8 °C	7 mm	-11 mm
Feb	29.8 °C	+3.6 °C	0 mm	-12 mm
Mar	31.2 °C	+2.3 °C	0 mm	-5 mm
Apr	32.5 °C	+1.4 °C	0 mm	-6 mm
May	33.7 °C	+1.3 °C	5 mm	-10 mm
Jun	30.5 °C	+0.1 °C	186 mm	+59 mm
Jul	28.6 °C	+1.1 °C	192 mm	+12 mm
Aug	28.6 °C	+1.2 °C	222 mm	+65 mm
Sep	28.6 °C	+1.6 °C	185 mm	+55 mm
Oct	29.2 °C	+2.3 °C	28 mm	-22 mm
Nov	29.4 °C	+3.1 °C	1 mm	-11 mm
Dec	26.8 °C	+2.2 °C	12 mm	-2 mm

The year's extremes

Hottest day

36.9 °C

21 May 2025

Coldest day

6.0 °C

15 Mar 2025

Wettest day

23.0 mm

25 Aug 2025

Windiest day

24.1 km/h

10 Oct 2025

Strongest gust

64.1 km/h

10 Oct 2025

Hottest feels-like

38.0 °C

21 May 2025

Coldest feels-like

3.6 °C

15 Mar 2025

Sunniest day

12.7 h

24 May 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 Ahualulco de Mercado?

Ahualulco de Mercado has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 19.6 °C and it receives 724 mm of precipitation per year.

What is the hottest day ever recorded in Ahualulco de Mercado?

The hottest day measured in Ahualulco de Mercado between 1940 and 2025 was 13 June 2023, reaching 39.0 °C.

What is the coldest day in Ahualulco de Mercado?

The coldest day measured in Ahualulco de Mercado between 1940 and 2025 was 14 December 1997, at 0.1 °C.

Does it snow in Ahualulco de Mercado?

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

Has the climate of Ahualulco de Mercado warmed?

Yes: Ahualulco de Mercado warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ahualulco de Mercado?

The wettest day measured in Ahualulco de Mercado between 1940 and 2025 was 20 August 2023, with 88 mm of rain in 24 hours.

What was the windiest day in Ahualulco de Mercado?

The windiest day measured in Ahualulco de Mercado between 1940 and 2025 was 15 October 1961, with winds reaching 24.2 km/h.

What is the warmest month in Ahualulco de Mercado?

The warmest month in Ahualulco de Mercado is May (22.8 °C on average); the coldest is January (15.7 °C).

How much does it rain in Ahualulco de Mercado?

Ahualulco de Mercado receives on average 724 mm of precipitation per year, spread over about 108 rainy days.

Is it sunny in Ahualulco de Mercado?

Ahualulco de Mercado gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.

Are there tropical nights in Ahualulco de Mercado?

Yes: Ahualulco de Mercado has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ahualulco de Mercado?

In Ahualulco de Mercado, between 1940 and 2025, the highest apparent temperature reached 39.9 °C on 21 June 2023, and the lowest was -4.9 °C on 14 December 1997.

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