Ayutla de los Libres climate — normals and trends

Q: What is the climate of Ayutla de los Libres?

Ayutla de los Libres has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 21.8 °C and it receives 2,726 mm of precipitation per year.

Q: What is the hottest day ever recorded in Ayutla de los Libres?

The hottest day measured in Ayutla de los Libres between 1940 and 2025 was 4 May 1997, reaching 36.3 °C.

Q: What is the coldest day in Ayutla de los Libres?

The coldest day measured in Ayutla de los Libres between 1940 and 2025 was 18 January 1956, at 7.7 °C.

Q: Does it snow in Ayutla de los Libres?

Almost never: Ayutla de los Libres sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Ayutla de los Libres warmed?

Yes: Ayutla de los Libres warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ayutla de los Libres?

The wettest day measured in Ayutla de los Libres between 1940 and 2025 was 3 July 1962, with 413 mm of rain in 24 hours.

Q: What was the windiest day in Ayutla de los Libres?

The windiest day measured in Ayutla de los Libres between 1940 and 2025 was 22 June 1989, with winds reaching 23.8 km/h.

Q: What is the warmest month in Ayutla de los Libres?

The warmest month in Ayutla de los Libres is May (23.8 °C on average); the coldest is January (20.2 °C).

Q: How much does it rain in Ayutla de los Libres?

Ayutla de los Libres receives on average 2,726 mm of precipitation per year, spread over about 198 rainy days.

Q: Is it sunny in Ayutla de los Libres?

Ayutla de los Libres gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

Ayutla de los Libres (Mexico) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 21.8 °C and it receives 2,726 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 (23.8 °C on average) and the coldest is January (20.2 °C). Rainfall peaks in September.

Ayutla de los Libres averages 0 frost days, 75 hot days (≥ 30 °C) and 198 rainy days per year.

Ayutla de los Libres has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.

The hottest day of the period reached 36.3 °C (on 4 May 1997) and the coldest 7.7 °C (on 18 January 1956).

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

Ayutla de los LibresGuerrero

coords: 16.96°, -99.10°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthMayColdest monthJanuaryWettest monthSeptemberDriest monthMarch

Mean daily temperature

21.8°C

Average daily high

28.0°C

Average daily low

16.9°C

Annual rainfall

2,726mm

Sunshine / day

10.4h

Mean relative humidity

77%

Average peak wind

9.8km/h

Seasonal range

3.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

75 d/yr

Rainy days (≥ 1 mm)

198 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.2 °C

Average feels-like low

17.9 °C

Average peak gust

32.1 km/h

Tropical nights (≥ 20 °C)

22 d/yr

Solar radiation

20.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.3 °C

since 1940

+0.3 °C per decade · r² = 0.79 · 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

36.3 °C

4 May 1997

Coldest day

7.7 °C

18 January 1956

Wettest day

413 mm

3 July 1962

Windiest day

23.8 km/h

22 June 1989

Strongest gust

108.0 km/h

22 June 1989

Hottest feels-like

39.1 °C

24 May 2016

Coldest feels-like

4.7 °C

13 January 1997

Sunniest day

12.9 h

29 May 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.6 °C13 May 2025	12.6 °C15 March 2025	22.9 °C	2,836 mm	133
2024	34.0 °C13 April 2024	11.3 °C1 January 2024	23.0 °C	2,959 mm	146
2023	34.2 °C9 May 2023	12.0 °C29 December 2023	23.0 °C	2,424 mm	127
2022	33.9 °C4 May 2022	11.9 °C18 December 2022	22.3 °C	3,825 mm	99
2021	33.4 °C2 April 2021	8.9 °C15 February 2021	22.2 °C	3,054 mm	92
2020	34.5 °C7 April 2020	13.2 °C29 January 2020	22.7 °C	2,521 mm	125
2019	33.4 °C27 April 2019	10.8 °C31 January 2019	22.5 °C	2,992 mm	106
2018	33.4 °C22 March 2018	11.5 °C15 January 2018	22.4 °C	2,861 mm	98
2017	33.3 °C7 April 2017	9.5 °C12 December 2017	22.3 °C	3,588 mm	81
2016	33.7 °C24 May 2016	10.8 °C12 March 2016	22.7 °C	3,674 mm	84
2015	34.1 °C23 April 2015	12.8 °C2 February 2015	23.0 °C	2,985 mm	98
2014	34.1 °C30 March 2014	11.4 °C20 January 2014	22.6 °C	2,967 mm	84
2013	34.8 °C16 May 2013	11.9 °C4 March 2013	22.6 °C	3,090 mm	98
2012	34.2 °C4 May 2012	11.4 °C8 December 2012	22.5 °C	2,548 mm	93
2011	34.2 °C4 April 2011	10.0 °C19 January 2011	22.6 °C	3,272 mm	105
2010	34.7 °C10 May 2010	10.0 °C10 December 2010	22.3 °C	3,068 mm	84
2009	33.3 °C29 April 2009	10.2 °C7 February 2009	22.5 °C	2,692 mm	86
2008	34.3 °C16 May 2008	10.8 °C10 December 2008	22.2 °C	2,819 mm	81
2007	33.9 °C15 May 2007	11.8 °C28 February 2007	22.5 °C	2,754 mm	87
2006	34.5 °C23 April 2006	10.3 °C27 December 2006	22.4 °C	2,923 mm	80
2005	35.4 °C17 April 2005	11.6 °C28 December 2005	22.6 °C	2,621 mm	95
2004	34.2 °C12 May 2004	9.3 °C19 January 2004	22.1 °C	2,528 mm	72
2003	34.7 °C2 May 2003	8.9 °C24 February 2003	22.3 °C	2,183 mm	106
2002	35.3 °C5 May 2002	10.9 °C25 November 2002	22.8 °C	2,391 mm	127
2001	35.1 °C6 May 2001	11.3 °C31 March 2001	22.6 °C	2,680 mm	122
2000	35.0 °C22 April 2000	10.7 °C21 January 2000	22.3 °C	2,555 mm	109
1999	35.2 °C7 April 1999	10.9 °C4 December 1999	22.1 °C	2,837 mm	102
1998	35.9 °C16 May 1998	8.5 °C10 January 1998	22.4 °C	2,636 mm	101
1997	36.3 °C4 May 1997	7.9 °C13 January 1997	22.6 °C	2,772 mm	95
1996	33.4 °C5 May 1996	10.2 °C5 January 1996	22.3 °C	2,895 mm	63
1995	32.7 °C14 April 1995	12.3 °C26 November 1995	22.5 °C	2,843 mm	65
1994	34.6 °C23 May 1994	11.4 °C7 January 1994	22.7 °C	1,864 mm	104
1993	34.9 °C6 June 1993	12.0 °C18 December 1993	22.5 °C	2,745 mm	116
1992	34.5 °C10 April 1992	10.0 °C13 February 1992	22.3 °C	2,691 mm	81
1991	33.8 °C4 May 1991	9.7 °C17 January 1991	22.5 °C	2,099 mm	116
1990	34.5 °C12 March 1990	10.6 °C7 January 1990	22.6 °C	2,898 mm	77
1989	34.5 °C19 April 1989	11.3 °C5 March 1989	22.3 °C	2,886 mm	91
1988	34.3 °C26 May 1988	9.8 °C21 January 1988	22.5 °C	2,807 mm	115
1987	34.2 °C21 May 1987	10.2 °C30 January 1987	22.6 °C	2,808 mm	86
1986	33.6 °C16 May 1986	9.4 °C15 January 1986	22.1 °C	2,753 mm	67
1985	34.6 °C22 April 1985	11.1 °C8 February 1985	22.1 °C	2,804 mm	90
1984	33.8 °C18 April 1984	8.4 °C19 November 1984	21.9 °C	2,897 mm	67
1983	35.1 °C11 May 1983	8.6 °C22 January 1983	22.2 °C	2,422 mm	84
1982	35.0 °C27 March 1982	10.3 °C25 December 1982	22.8 °C	2,376 mm	117
1981	34.9 °C15 May 1981	9.8 °C26 January 1981	22.4 °C	2,689 mm	93
1980	33.0 °C13 May 1980	11.3 °C5 January 1980	22.8 °C	2,878 mm	93
1979	34.0 °C27 April 1979	10.6 °C14 January 1979	22.4 °C	2,966 mm	67
1978	33.2 °C16 April 1978	11.8 °C12 January 1978	21.9 °C	2,896 mm	67
1977	31.5 °C21 April 1977	12.3 °C4 January 1977	21.7 °C	2,903 mm	18
1976	33.1 °C14 April 1976	10.5 °C5 February 1976	21.5 °C	2,650 mm	46
1975	32.7 °C14 April 1975	10.9 °C13 December 1975	21.2 °C	3,013 mm	45
1974	34.4 °C24 April 1974	12.0 °C26 January 1974	21.1 °C	2,741 mm	46
1973	32.3 °C30 April 1973	10.9 °C11 December 1973	21.2 °C	2,852 mm	40
1972	33.9 °C10 April 1972	10.8 °C15 February 1972	21.7 °C	2,637 mm	55
1971	32.5 °C3 May 1971	10.6 °C9 February 1971	21.0 °C	2,593 mm	32
1970	32.1 °C2 May 1970	9.6 °C15 January 1970	21.4 °C	2,559 mm	57
1969	33.4 °C15 May 1969	10.5 °C17 February 1969	21.6 °C	2,520 mm	56
1968	31.9 °C7 May 1968	10.1 °C13 March 1968	21.0 °C	2,582 mm	26
1967	31.9 °C15 May 1967	10.5 °C11 February 1967	21.2 °C	2,480 mm	37
1966	33.0 °C1 May 1966	11.1 °C10 December 1966	21.2 °C	3,348 mm	51
1965	32.8 °C21 April 1965	8.6 °C4 March 1965	21.1 °C	2,430 mm	71
1964	34.7 °C14 May 1964	10.9 °C24 February 1964	21.1 °C	2,421 mm	63
1963	34.1 °C14 April 1963	8.5 °C15 February 1963	21.1 °C	2,681 mm	52
1962	33.5 °C3 April 1962	9.3 °C9 January 1962	20.9 °C	2,337 mm	44
1961	33.3 °C10 May 1961	9.6 °C12 February 1961	21.1 °C	2,413 mm	76
1960	33.2 °C25 May 1960	9.2 °C10 February 1960	21.0 °C	2,785 mm	70
1959	32.0 °C10 April 1959	10.0 °C18 December 1959	21.0 °C	2,241 mm	40
1958	34.2 °C11 May 1958	9.9 °C16 February 1958	21.1 °C	2,594 mm	60
1957	34.1 °C7 May 1957	8.4 °C7 March 1957	21.2 °C	2,097 mm	65
1956	32.6 °C31 March 1956	7.7 °C18 January 1956	20.6 °C	3,159 mm	44
1955	32.0 °C30 April 1955	8.7 °C22 February 1955	20.5 °C	3,300 mm	53
1954	32.1 °C22 March 1954	8.8 °C21 December 1954	20.7 °C	3,253 mm	23
1953	32.6 °C17 April 1953	8.5 °C17 January 1953	21.1 °C	2,845 mm	56
1952	32.5 °C6 April 1952	9.9 °C7 February 1952	20.9 °C	2,869 mm	52
1951	33.7 °C30 May 1951	10.2 °C15 January 1951	21.6 °C	2,754 mm	68
1950	33.2 °C30 March 1950	9.9 °C29 December 1950	20.9 °C	3,173 mm	17
1949	32.6 °C17 April 1949	10.7 °C2 February 1949	20.8 °C	2,227 mm	55
1948	31.9 °C15 April 1948	11.9 °C24 February 1948	20.8 °C	3,294 mm	28
1947	32.6 °C18 April 1947	10.6 °C14 March 1947	20.7 °C	2,673 mm	40
1946	32.5 °C1 April 1946	9.2 °C6 January 1946	21.0 °C	2,154 mm	55
1945	32.5 °C24 April 1945	8.6 °C20 January 1945	20.8 °C	2,166 mm	52
1944	32.8 °C23 May 1944	10.8 °C22 March 1944	20.8 °C	2,526 mm	63
1943	31.8 °C16 April 1943	11.0 °C11 April 1943	20.4 °C	2,423 mm	6
1942	33.1 °C21 May 1942	8.3 °C15 March 1942	20.7 °C	2,560 mm	53
1941	32.9 °C11 May 1941	9.1 °C26 February 1941	20.9 °C	2,006 mm	76
1940	32.9 °C14 May 1940	8.2 °C6 January 1940	21.0 °C	1,893 mm	63

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

29.2 °C

+1.2 °C

Hot days (≥ 30 °C)

133 d/yr

+58

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2836 mm

+110 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.2 °C	+1.9 °C	20 mm	-4 mm
Feb	29.9 °C	+1.4 °C	32 mm	+19 mm
Mar	31.1 °C	+1.1 °C	1 mm	-9 mm
Apr	31.5 °C	+0.3 °C	18 mm	-3 mm
May	31.4 °C	+1.0 °C	82 mm	-63 mm
Jun	27.5 °C	+0.3 °C	612 mm	+157 mm
Jul	29.4 °C	+2.3 °C	348 mm	-136 mm
Aug	28.8 °C	+1.8 °C	536 mm	+67 mm
Sep	28.2 °C	+1.8 °C	606 mm	+50 mm
Oct	27.7 °C	+1.0 °C	447 mm	+50 mm
Nov	28.3 °C	+1.5 °C	67 mm	-57 mm
Dec	28.2 °C	+1.3 °C	66 mm	+37 mm

The year's extremes

Hottest day

34.6 °C

13 May 2025

Coldest day

12.6 °C

15 Mar 2025

Wettest day

94.9 mm

13 Aug 2025

Windiest day

17.6 km/h

13 Jun 2025

Strongest gust

67.7 km/h

13 Jun 2025

Hottest feels-like

37.7 °C

13 May 2025

Coldest feels-like

11.7 °C

15 Mar 2025

Sunniest day

12.9 h

29 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 Ayutla de los Libres?

Ayutla de los Libres has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 21.8 °C and it receives 2,726 mm of precipitation per year.

What is the hottest day ever recorded in Ayutla de los Libres?

The hottest day measured in Ayutla de los Libres between 1940 and 2025 was 4 May 1997, reaching 36.3 °C.

What is the coldest day in Ayutla de los Libres?

The coldest day measured in Ayutla de los Libres between 1940 and 2025 was 18 January 1956, at 7.7 °C.

Does it snow in Ayutla de los Libres?

Almost never: Ayutla de los Libres sees virtually no snow, with about 0 frost days per year.

Has the climate of Ayutla de los Libres warmed?

Yes: Ayutla de los Libres warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ayutla de los Libres?

The wettest day measured in Ayutla de los Libres between 1940 and 2025 was 3 July 1962, with 413 mm of rain in 24 hours.

What was the windiest day in Ayutla de los Libres?

The windiest day measured in Ayutla de los Libres between 1940 and 2025 was 22 June 1989, with winds reaching 23.8 km/h.

What is the warmest month in Ayutla de los Libres?

The warmest month in Ayutla de los Libres is May (23.8 °C on average); the coldest is January (20.2 °C).

How much does it rain in Ayutla de los Libres?

Ayutla de los Libres receives on average 2,726 mm of precipitation per year, spread over about 198 rainy days.

Is it sunny in Ayutla de los Libres?

Ayutla de los Libres gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

Are there tropical nights in Ayutla de los Libres?

Yes: Ayutla de los Libres has on average 22 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ayutla de los Libres?

In Ayutla de los Libres, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 24 May 2016, and the lowest was 4.7 °C on 13 January 1997.

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