Matías Romero climate — normals and trends

Q: What is the climate of Matías Romero?

Matías Romero has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 24.0 °C and it receives 1,413 mm of precipitation per year.

Q: What is the hottest day ever recorded in Matías Romero?

The hottest day measured in Matías Romero between 1940 and 2025 was 28 May 2024, reaching 40.5 °C.

Q: What is the coldest day in Matías Romero?

The coldest day measured in Matías Romero between 1940 and 2025 was 31 January 1960, at 9.1 °C.

Q: Does it snow in Matías Romero?

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

Q: Has the climate of Matías Romero warmed?

Yes: Matías Romero warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Matías Romero?

The wettest day measured in Matías Romero between 1940 and 2025 was 17 October 2018, with 251 mm of rain in 24 hours.

Q: What was the windiest day in Matías Romero?

The windiest day measured in Matías Romero between 1940 and 2025 was 11 November 1942, with winds reaching 46.7 km/h.

Q: What is the warmest month in Matías Romero?

The warmest month in Matías Romero is May (27.4 °C on average); the coldest is January (20.6 °C).

Q: How much does it rain in Matías Romero?

Matías Romero receives on average 1,413 mm of precipitation per year, spread over about 194 rainy days.

Q: Is it sunny in Matías Romero?

Matías Romero gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Matías Romero (Mexico) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 24.0 °C and it receives 1,413 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 (27.4 °C on average) and the coldest is January (20.6 °C). Rainfall peaks in September.

Matías Romero averages 0 frost days, 132 hot days (≥ 30 °C) and 194 rainy days per year.

Matías Romero 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 40.5 °C (on 28 May 2024) and the coldest 9.1 °C (on 31 January 1960).

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

Matías RomeroOaxaca

coords: 16.88°, -95.04°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthSeptemberDriest monthApril

Mean daily temperature

24.0°C

Average daily high

28.4°C

Average daily low

20.7°C

Annual rainfall

1,413mm

Sunshine / day

10.3h

Mean relative humidity

81%

Average peak wind

20.6km/h

Seasonal range

6.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

132 d/yr

Rainy days (≥ 1 mm)

194 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.0 °C

Average feels-like low

22.2 °C

Average peak gust

45.3 km/h

Tropical nights (≥ 20 °C)

247 d/yr

Solar radiation

17.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.3 °C

since 1940

+0.3 °C per decade · r² = 0.76 · 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

40.5 °C

28 May 2024

Coldest day

9.1 °C

31 January 1960

Wettest day

251 mm

17 October 2018

Windiest day

46.7 km/h

11 November 1942

Strongest gust

98.3 km/h

11 November 1942

Hottest feels-like

45.9 °C

6 June 2024

Coldest feels-like

4.2 °C

23 December 1989

Sunniest day

12.9 h

7 July 1943

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	38.9 °C8 May 2025	12.3 °C26 February 2025	25.4 °C	1,601 mm	203
2024	40.5 °C28 May 2024	12.1 °C8 February 2024	26.1 °C	1,623 mm	227
2023	39.1 °C17 June 2023	13.4 °C18 December 2023	25.7 °C	1,315 mm	237
2022	37.3 °C17 April 2022	11.9 °C6 February 2022	24.6 °C	1,658 mm	170
2021	37.1 °C13 April 2021	12.1 °C25 December 2021	25.0 °C	1,570 mm	196
2020	39.2 °C9 April 2020	12.6 °C11 December 2020	25.5 °C	1,315 mm	220
2019	37.6 °C6 May 2019	13.6 °C22 January 2019	25.4 °C	972 mm	214
2018	38.7 °C25 June 2018	11.5 °C8 January 2018	25.0 °C	1,477 mm	204
2017	39.5 °C26 May 2017	12.2 °C24 January 2017	24.9 °C	1,219 mm	180
2016	40.0 °C27 May 2016	9.8 °C25 January 2016	25.1 °C	1,156 mm	199
2015	37.3 °C24 April 2015	13.0 °C20 January 2015	24.9 °C	986 mm	212
2014	38.2 °C25 April 2014	12.6 °C17 January 2014	24.6 °C	1,445 mm	183
2013	37.7 °C1 April 2013	12.4 °C4 March 2013	24.6 °C	1,590 mm	192
2012	38.2 °C6 May 2012	14.8 °C8 December 2012	24.7 °C	1,285 mm	171
2011	38.1 °C26 May 2011	11.7 °C29 November 2011	24.7 °C	1,530 mm	177
2010	39.6 °C7 June 2010	11.4 °C9 January 2010	24.3 °C	2,161 mm	160
2009	37.3 °C5 May 2009	11.3 °C23 January 2009	24.8 °C	1,242 mm	196
2008	36.6 °C13 May 2008	11.4 °C14 December 2008	24.5 °C	1,669 mm	155
2007	39.3 °C22 May 2007	13.3 °C20 February 2007	25.0 °C	1,287 mm	202
2006	37.8 °C11 May 2006	11.1 °C14 February 2006	24.6 °C	1,431 mm	185
2005	38.8 °C10 June 2005	12.5 °C24 November 2005	24.5 °C	1,637 mm	143
2004	37.1 °C13 May 2004	13.4 °C26 December 2004	24.2 °C	1,098 mm	150
2003	39.4 °C3 May 2003	14.1 °C18 December 2003	24.2 °C	1,313 mm	163
2002	37.6 °C9 May 2002	11.0 °C11 January 2002	24.3 °C	1,190 mm	163
2001	38.4 °C18 May 2001	12.7 °C7 January 2001	24.2 °C	1,459 mm	131
2000	36.5 °C2 April 2000	13.2 °C21 December 2000	24.2 °C	1,494 mm	132
1999	38.3 °C14 May 1999	11.9 °C13 January 1999	24.2 °C	1,541 mm	153
1998	40.0 °C11 May 1998	11.0 °C4 February 1998	25.0 °C	1,423 mm	170
1997	37.8 °C25 May 1997	10.4 °C15 December 1997	24.4 °C	1,488 mm	142
1996	35.8 °C19 April 1996	10.9 °C11 January 1996	24.2 °C	1,601 mm	139
1995	38.4 °C15 May 1995	13.4 °C7 February 1995	24.9 °C	1,364 mm	145
1994	38.1 °C9 June 1994	13.2 °C4 March 1994	24.8 °C	815 mm	173
1993	38.8 °C5 June 1993	12.9 °C14 March 1993	24.5 °C	1,406 mm	128
1992	35.9 °C6 June 1992	14.3 °C7 February 1992	24.3 °C	1,226 mm	111
1991	36.9 °C5 June 1991	14.6 °C13 February 1991	24.6 °C	1,196 mm	164
1990	36.4 °C29 April 1990	13.3 °C12 December 1990	24.3 °C	1,324 mm	142
1989	37.7 °C19 May 1989	9.5 °C23 December 1989	24.0 °C	1,309 mm	141
1988	36.1 °C21 May 1988	13.1 °C26 January 1988	24.0 °C	1,718 mm	121
1987	35.4 °C23 June 1987	11.9 °C7 January 1987	23.6 °C	1,377 mm	119
1986	36.9 °C16 May 1986	10.0 °C29 January 1986	23.9 °C	1,417 mm	127
1985	36.6 °C21 May 1985	12.6 °C4 January 1985	24.0 °C	1,300 mm	111
1984	37.2 °C29 April 1984	12.7 °C25 November 1984	23.8 °C	1,795 mm	108
1983	38.3 °C11 May 1983	11.5 °C30 December 1983	24.3 °C	1,455 mm	141
1982	36.4 °C12 May 1982	12.5 °C15 January 1982	24.4 °C	1,317 mm	133
1981	37.9 °C27 May 1981	11.5 °C25 January 1981	23.7 °C	1,611 mm	106
1980	37.8 °C12 May 1980	12.3 °C3 March 1980	24.0 °C	1,358 mm	138
1979	36.8 °C1 May 1979	10.4 °C2 January 1979	23.8 °C	1,472 mm	92
1978	36.1 °C9 May 1978	12.8 °C16 January 1978	23.9 °C	1,603 mm	135
1977	38.1 °C29 May 1977	12.7 °C20 January 1977	24.2 °C	1,174 mm	169
1976	37.8 °C24 April 1976	12.1 °C3 February 1976	23.6 °C	1,559 mm	120
1975	37.9 °C1 April 1975	12.9 °C14 January 1975	24.3 °C	1,400 mm	138
1974	34.7 °C17 May 1974	12.9 °C14 February 1974	23.4 °C	1,570 mm	85
1973	35.2 °C8 May 1973	10.6 °C13 December 1973	23.5 °C	1,558 mm	106
1972	36.1 °C8 May 1972	12.9 °C4 February 1972	23.7 °C	1,670 mm	94
1971	35.5 °C8 May 1971	11.9 °C15 February 1971	23.5 °C	1,444 mm	90
1970	35.9 °C21 April 1970	11.1 °C16 March 1970	23.1 °C	1,436 mm	85
1969	37.7 °C8 May 1969	13.8 °C5 January 1969	23.7 °C	1,691 mm	100
1968	34.4 °C11 June 1968	11.9 °C21 February 1968	22.9 °C	1,518 mm	70
1967	35.3 °C1 June 1967	11.0 °C11 January 1967	23.2 °C	1,275 mm	76
1966	36.2 °C21 April 1966	11.5 °C28 January 1966	22.7 °C	1,244 mm	72
1965	36.0 °C26 May 1965	10.9 °C20 January 1965	23.1 °C	1,217 mm	93
1964	38.0 °C5 May 1964	12.3 °C1 January 1964	23.0 °C	1,292 mm	77
1963	38.6 °C30 April 1963	9.6 °C7 February 1963	23.3 °C	1,551 mm	104
1962	37.1 °C24 May 1962	10.2 °C11 January 1962	23.1 °C	1,252 mm	85
1961	38.1 °C25 May 1961	12.7 °C26 February 1961	23.0 °C	1,369 mm	80
1960	37.7 °C5 June 1960	9.1 °C31 January 1960	23.3 °C	1,561 mm	108
1959	37.2 °C22 May 1959	13.9 °C1 January 1959	23.1 °C	1,332 mm	94
1958	39.0 °C10 May 1958	10.6 °C25 January 1958	23.3 °C	1,361 mm	92
1957	36.2 °C2 May 1957	12.4 °C11 December 1957	23.4 °C	1,092 mm	103
1956	35.1 °C8 April 1956	10.7 °C15 January 1956	22.6 °C	1,615 mm	65
1955	38.6 °C22 May 1955	11.7 °C12 February 1955	23.4 °C	1,425 mm	102
1954	34.5 °C7 April 1954	9.6 °C10 February 1954	22.5 °C	1,546 mm	64
1953	37.8 °C9 May 1953	11.1 °C24 December 1953	23.5 °C	1,212 mm	116
1952	36.4 °C31 March 1952	13.1 °C28 February 1952	23.2 °C	1,433 mm	83
1951	38.4 °C10 May 1951	11.1 °C6 February 1951	24.2 °C	1,539 mm	141
1950	36.1 °C6 May 1950	12.1 °C12 December 1950	23.4 °C	1,557 mm	88
1949	37.9 °C2 May 1949	13.3 °C15 November 1949	23.8 °C	1,216 mm	128
1948	36.2 °C6 May 1948	11.8 °C16 January 1948	23.2 °C	1,550 mm	80
1947	36.9 °C1 May 1947	11.9 °C5 January 1947	23.2 °C	1,480 mm	85
1946	36.5 °C6 May 1946	14.0 °C22 January 1946	23.2 °C	1,332 mm	76
1945	36.5 °C6 June 1945	10.6 °C6 December 1945	23.7 °C	1,482 mm	113
1944	37.5 °C24 May 1944	12.6 °C17 January 1944	23.2 °C	1,545 mm	84
1943	35.2 °C24 May 1943	12.8 °C20 January 1943	22.4 °C	1,448 mm	59
1942	37.7 °C15 May 1942	12.8 °C4 March 1942	22.9 °C	1,517 mm	79
1941	36.7 °C20 May 1941	10.5 °C11 February 1941	23.3 °C	1,230 mm	92
1940	37.2 °C5 May 1940	12.4 °C12 February 1940	23.5 °C	952 mm	127

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

30.3 °C

+1.9 °C

Hot days (≥ 30 °C)

203 d/yr

+71

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1601 mm

+188 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	25.4 °C	+0.9 °C	52 mm	-1 mm
Feb	28.6 °C	+2.2 °C	63 mm	+23 mm
Mar	32.0 °C	+2.6 °C	20 mm	-15 mm
Apr	33.7 °C	+1.8 °C	6 mm	-25 mm
May	35.4 °C	+2.4 °C	69 mm	+6 mm
Jun	31.7 °C	+0.9 °C	280 mm	+74 mm
Jul	30.8 °C	+1.7 °C	180 mm	-52 mm
Aug	31.3 °C	+2.0 °C	277 mm	+51 mm
Sep	31.2 °C	+2.5 °C	261 mm	+26 mm
Oct	29.4 °C	+2.1 °C	206 mm	+50 mm
Nov	27.4 °C	+1.5 °C	96 mm	+13 mm
Dec	26.3 °C	+1.6 °C	93 mm	+39 mm

The year's extremes

Hottest day

38.9 °C

8 May 2025

Coldest day

12.3 °C

26 Feb 2025

Wettest day

58.6 mm

18 Jun 2025

Windiest day

40.2 km/h

15 Mar 2025

Strongest gust

86.4 km/h

15 Mar 2025

Hottest feels-like

44.4 °C

24 Apr 2025

Coldest feels-like

8.2 °C

22 Jan 2025

Sunniest day

12.9 h

1 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 Matías Romero?

Matías Romero has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 24.0 °C and it receives 1,413 mm of precipitation per year.

What is the hottest day ever recorded in Matías Romero?

The hottest day measured in Matías Romero between 1940 and 2025 was 28 May 2024, reaching 40.5 °C.

What is the coldest day in Matías Romero?

The coldest day measured in Matías Romero between 1940 and 2025 was 31 January 1960, at 9.1 °C.

Does it snow in Matías Romero?

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

Has the climate of Matías Romero warmed?

Yes: Matías Romero warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Matías Romero?

The wettest day measured in Matías Romero between 1940 and 2025 was 17 October 2018, with 251 mm of rain in 24 hours.

What was the windiest day in Matías Romero?

The windiest day measured in Matías Romero between 1940 and 2025 was 11 November 1942, with winds reaching 46.7 km/h.

What is the warmest month in Matías Romero?

The warmest month in Matías Romero is May (27.4 °C on average); the coldest is January (20.6 °C).

How much does it rain in Matías Romero?

Matías Romero receives on average 1,413 mm of precipitation per year, spread over about 194 rainy days.

Is it sunny in Matías Romero?

Matías Romero gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Are there tropical nights in Matías Romero?

Yes: Matías Romero has on average 247 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Matías Romero?

In Matías Romero, between 1940 and 2025, the highest apparent temperature reached 45.9 °C on 6 June 2024, and the lowest was 4.2 °C on 23 December 1989.

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