Esperanza climate — normals and trends

Q: What is the climate of Esperanza?

Esperanza has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 24.5 °C and it receives 290 mm of precipitation per year.

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

The hottest day measured in Esperanza between 1940 and 2025 was 9 July 1947, reaching 46.2 °C.

Q: What is the coldest day in Esperanza?

The coldest day measured in Esperanza between 1940 and 2025 was 5 January 1949, at -0.1 °C.

Q: Does it snow in Esperanza?

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

Q: Has the climate of Esperanza warmed?

Yes: Esperanza warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Esperanza?

The wettest day measured in Esperanza between 1940 and 2025 was 5 September 2007, with 142 mm of rain in 24 hours.

Q: What was the windiest day in Esperanza?

The windiest day measured in Esperanza between 1940 and 2025 was 24 July 1948, with winds reaching 47.5 km/h.

Q: What is the warmest month in Esperanza?

The warmest month in Esperanza is July (31.8 °C on average); the coldest is January (16.8 °C).

Q: How much does it rain in Esperanza?

Esperanza receives on average 290 mm of precipitation per year, spread over about 44 rainy days.

Q: Is it sunny in Esperanza?

Esperanza gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.

Esperanza (Mexico) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 24.5 °C and it receives 290 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 (31.8 °C on average) and the coldest is January (16.8 °C). Rainfall peaks in August.

Esperanza averages 0 frost days, 249 hot days (≥ 30 °C) and 44 rainy days per year.

Esperanza has warmed by +0.9 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The hottest day of the period reached 46.2 °C (on 9 July 1947) and the coldest -0.1 °C (on 5 January 1949).

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

EsperanzaSonora

coords: 27.58°, -109.93°
period: 1940–2025 · 86 yrs

BWhHot desertWarmest monthJulyColdest monthJanuaryWettest monthAugustDriest monthMay

Mean daily temperature

24.5°C

Average daily high

32.8°C

Average daily low

17.5°C

Annual rainfall

290mm

Sunshine / day

11.2h

Mean relative humidity

54%

Average peak wind

13.3km/h

Seasonal range

15.0°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

249 d/yr

Rainy days (≥ 1 mm)

44 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.7 °C

Average feels-like low

18.0 °C

Average peak gust

31.7 km/h

Tropical nights (≥ 20 °C)

138 d/yr

Solar radiation

21.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.9 °C

since 1940

+0.1 °C per decade · r² = 0.20 · 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

46.2 °C

9 July 1947

Coldest day

-0.1 °C

5 January 1949

Wettest day

142 mm

5 September 2007

Windiest day

47.5 km/h

24 July 1948

Strongest gust

101.5 km/h

5 September 2007

Hottest feels-like

51.9 °C

11 August 2012

Coldest feels-like

-4.0 °C

4 February 2011

Sunniest day

13.3 h

3 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	43.0 °C14 June 2025	3.8 °C13 January 2025	25.4 °C	284 mm	282	0
2024	45.5 °C26 September 2024	3.2 °C9 January 2024	25.3 °C	113 mm	250	0
2023	45.8 °C23 June 2023	3.3 °C24 January 2023	25.2 °C	109 mm	257	0
2022	43.0 °C22 July 2022	4.7 °C15 December 2022	24.3 °C	328 mm	244	0
2021	43.7 °C10 June 2021	4.0 °C12 January 2021	25.2 °C	306 mm	264	0
2020	44.2 °C29 September 2020	2.4 °C6 February 2020	25.6 °C	121 mm	244	0
2019	44.3 °C29 June 2019	2.7 °C1 January 2019	24.7 °C	416 mm	246	0
2018	43.6 °C1 June 2018	4.2 °C30 December 2018	25.5 °C	300 mm	266	0
2017	42.5 °C5 October 2017	6.9 °C16 January 2017	25.7 °C	308 mm	285	0
2016	44.2 °C10 July 2016	4.6 °C15 January 2016	25.9 °C	233 mm	295	0
2015	43.8 °C31 May 2015	2.8 °C3 January 2015	25.8 °C	433 mm	280	0
2014	42.6 °C1 June 2014	3.8 °C28 December 2014	26.1 °C	428 mm	303	0
2013	43.7 °C11 August 2013	1.8 °C13 January 2013	25.1 °C	487 mm	267	0
2012	45.1 °C11 August 2012	6.0 °C11 January 2012	25.3 °C	270 mm	273	0
2011	43.8 °C5 June 2011	0.8 °C4 February 2011	24.8 °C	239 mm	255	0
2010	43.5 °C30 June 2010	5.4 °C24 February 2010	24.6 °C	328 mm	242	0
2009	43.8 °C26 July 2009	4.7 °C27 December 2009	25.2 °C	275 mm	244	0
2008	43.2 °C3 June 2008	4.9 °C21 January 2008	24.6 °C	455 mm	259	0
2007	43.8 °C15 July 2007	2.5 °C27 December 2007	24.8 °C	412 mm	265	0
2006	43.1 °C23 July 2006	4.7 °C28 January 2006	25.5 °C	272 mm	276	0
2005	43.7 °C21 August 2005	5.9 °C31 January 2005	25.4 °C	255 mm	269	0
2004	43.9 °C26 August 2004	4.5 °C25 December 2004	24.8 °C	328 mm	242	0
2003	44.5 °C27 June 2003	2.5 °C30 December 2003	25.0 °C	245 mm	274	0
2002	45.1 °C24 August 2002	2.3 °C25 December 2002	24.3 °C	175 mm	248	0
2001	43.7 °C23 August 2001	4.2 °C20 January 2001	24.3 °C	238 mm	242	0
2000	42.5 °C24 July 2000	3.7 °C7 January 2000	24.0 °C	296 mm	226	0
1999	44.5 °C19 June 1999	3.7 °C22 December 1999	24.0 °C	268 mm	249	0
1998	45.9 °C9 July 1998	5.6 °C9 January 1998	24.6 °C	276 mm	244	0
1997	44.4 °C29 June 1997	2.4 °C11 January 1997	24.5 °C	425 mm	244	0
1996	42.8 °C30 July 1996	3.8 °C20 December 1996	24.3 °C	325 mm	252	0
1995	43.2 °C24 June 1995	4.5 °C22 January 1995	24.7 °C	329 mm	256	0
1994	44.1 °C29 May 1994	3.3 °C10 January 1994	24.6 °C	346 mm	246	0
1993	43.2 °C27 July 1993	4.8 °C25 December 1993	24.2 °C	454 mm	235	0
1992	44.4 °C24 June 1992	3.1 °C14 December 1992	23.8 °C	523 mm	219	0
1991	41.8 °C2 August 1991	4.7 °C2 December 1991	23.5 °C	407 mm	232	0
1990	43.3 °C25 June 1990	2.8 °C16 February 1990	24.0 °C	679 mm	241	0
1989	43.5 °C18 July 1989	1.5 °C13 January 1989	24.0 °C	463 mm	256	0
1988	43.1 °C10 June 1988	2.2 °C30 December 1988	24.1 °C	338 mm	243	0
1987	44.0 °C1 July 1987	1.5 °C19 January 1987	23.9 °C	222 mm	236	0
1986	42.2 °C25 July 1986	5.7 °C12 December 1986	24.2 °C	345 mm	234	0
1985	42.8 °C11 July 1985	1.5 °C2 February 1985	23.6 °C	341 mm	221	0
1984	41.4 °C30 May 1984	5.7 °C16 December 1984	23.4 °C	656 mm	215	0
1983	42.7 °C19 June 1983	3.9 °C1 January 1983	23.7 °C	645 mm	210	0
1982	43.6 °C21 September 1982	3.3 °C27 December 1982	24.4 °C	348 mm	238	0
1981	45.2 °C27 August 1981	5.6 °C27 December 1981	24.9 °C	363 mm	264	0
1980	44.6 °C9 June 1980	6.4 °C29 November 1980	24.9 °C	205 mm	246	0
1979	44.4 °C5 July 1979	4.6 °C30 January 1979	24.4 °C	160 mm	236	0
1978	42.2 °C22 June 1978	4.2 °C10 December 1978	24.8 °C	321 mm	237	0
1977	44.3 °C4 August 1977	6.9 °C4 March 1977	25.1 °C	150 mm	255	0
1976	43.6 °C26 June 1976	6.4 °C5 January 1976	24.5 °C	239 mm	241	0
1975	42.9 °C26 June 1975	5.4 °C2 January 1975	23.8 °C	170 mm	245	0
1974	42.3 °C27 June 1974	5.4 °C31 January 1974	24.3 °C	250 mm	238	0
1973	43.9 °C21 June 1973	3.4 °C1 January 1973	24.0 °C	257 mm	238	0
1972	45.3 °C27 June 1972	5.9 °C13 January 1972	24.3 °C	338 mm	242	0
1971	41.9 °C17 June 1971	0.7 °C7 January 1971	23.5 °C	390 mm	236	0
1970	44.0 °C31 August 1970	4.0 °C1 January 1970	24.2 °C	173 mm	248	0
1969	44.2 °C3 July 1969	3.3 °C30 December 1969	24.4 °C	170 mm	242	0
1968	43.4 °C17 June 1968	4.5 °C1 December 1968	24.4 °C	239 mm	251	0
1967	42.1 °C29 July 1967	5.7 °C8 January 1967	24.9 °C	235 mm	266	0
1966	43.9 °C14 June 1966	2.3 °C30 December 1966	24.8 °C	195 mm	269	0
1965	43.2 °C30 July 1965	2.9 °C15 February 1965	24.3 °C	245 mm	255	0
1964	45.3 °C27 July 1964	5.2 °C4 March 1964	24.3 °C	124 mm	243	0
1963	44.0 °C21 July 1963	4.9 °C20 January 1963	25.1 °C	178 mm	264	0
1962	42.8 °C21 July 1962	5.5 °C13 January 1962	24.5 °C	237 mm	242	0
1961	43.6 °C26 August 1961	6.3 °C19 December 1961	24.5 °C	286 mm	243	0
1960	43.8 °C20 July 1960	3.9 °C17 January 1960	24.3 °C	181 mm	252	0
1959	41.0 °C21 June 1959	6.1 °C15 December 1959	24.3 °C	328 mm	211	0
1958	44.3 °C26 May 1958	5.2 °C23 January 1958	24.7 °C	475 mm	218	0
1957	43.6 °C23 July 1957	7.5 °C1 February 1957	24.9 °C	231 mm	222	0
1956	44.3 °C5 July 1956	4.8 °C4 February 1956	25.0 °C	114 mm	259	0
1955	44.3 °C22 June 1955	3.3 °C6 February 1955	24.2 °C	256 mm	251	0
1954	43.3 °C16 August 1954	4.9 °C30 December 1954	25.3 °C	145 mm	272	0
1953	43.5 °C30 June 1953	5.3 °C21 February 1953	24.5 °C	244 mm	243	0
1952	44.2 °C5 July 1952	5.9 °C24 December 1952	24.8 °C	246 mm	234	0
1951	45.7 °C19 July 1951	4.5 °C2 January 1951	24.9 °C	246 mm	255	0
1950	43.8 °C16 June 1950	6.4 °C6 January 1950	25.5 °C	117 mm	293	0
1949	42.9 °C23 June 1949	-0.1 °C5 January 1949	23.7 °C	419 mm	246	1
1948	44.7 °C26 July 1948	2.6 °C13 February 1948	24.5 °C	124 mm	244	0
1947	46.2 °C9 July 1947	3.3 °C6 January 1947	23.5 °C	155 mm	229	0
1946	44.8 °C30 July 1946	4.1 °C14 January 1946	24.0 °C	222 mm	242	0
1945	43.3 °C4 September 1945	5.6 °C19 January 1945	23.9 °C	277 mm	236	0
1944	44.7 °C28 June 1944	5.7 °C9 January 1944	23.8 °C	205 mm	236	0
1943	44.0 °C23 July 1943	6.4 °C29 December 1943	24.5 °C	280 mm	263	0
1942	44.0 °C30 June 1942	4.7 °C4 January 1942	24.2 °C	226 mm	247	0
1941	43.5 °C4 July 1941	5.9 °C19 January 1941	23.9 °C	234 mm	223	0
1940	45.8 °C3 July 1940	5.4 °C10 February 1940	24.3 °C	251 mm	230	0

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

33.9 °C

+1.1 °C

Hot days (≥ 30 °C)

282 d/yr

+33

Frost days (< 0 °C)

0 d/yr

Annual rainfall

284 mm

-6 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	25.5 °C	-0.1 °C	0 mm	-16 mm
Feb	30.8 °C	+3.7 °C	0 mm	-12 mm
Mar	30.8 °C	+1.5 °C	0 mm	-7 mm
Apr	33.6 °C	+0.9 °C	0 mm	-1 mm
May	35.9 °C	0.0 °C	0 mm	-0 mm
Jun	38.7 °C	+0.1 °C	15 mm	+10 mm
Jul	38.5 °C	+0.2 °C	22 mm	-26 mm
Aug	38.6 °C	+1.3 °C	55 mm	-24 mm
Sep	35.6 °C	-1.3 °C	153 mm	+89 mm
Oct	35.3 °C	+0.3 °C	33 mm	+7 mm
Nov	32.4 °C	+2.1 °C	4 mm	-11 mm
Dec	30.5 °C	+4.2 °C	1 mm	-16 mm

The year's extremes

Hottest day

43.0 °C

14 Jun 2025

Coldest day

3.8 °C

13 Jan 2025

Wettest day

35.5 mm

5 Sep 2025

Windiest day

25.6 km/h

12 Oct 2025

Strongest gust

52.6 km/h

12 Oct 2025

Hottest feels-like

48.4 °C

9 Sep 2025

Coldest feels-like

0.4 °C

14 Jan 2025

Sunniest day

13.3 h

6 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 Esperanza?

Esperanza has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 24.5 °C and it receives 290 mm of precipitation per year.

What is the hottest day ever recorded in Esperanza?

The hottest day measured in Esperanza between 1940 and 2025 was 9 July 1947, reaching 46.2 °C.

What is the coldest day in Esperanza?

The coldest day measured in Esperanza between 1940 and 2025 was 5 January 1949, at -0.1 °C.

Does it snow in Esperanza?

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

Has the climate of Esperanza warmed?

Yes: Esperanza warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Esperanza?

The wettest day measured in Esperanza between 1940 and 2025 was 5 September 2007, with 142 mm of rain in 24 hours.

What was the windiest day in Esperanza?

The windiest day measured in Esperanza between 1940 and 2025 was 24 July 1948, with winds reaching 47.5 km/h.

What is the warmest month in Esperanza?

The warmest month in Esperanza is July (31.8 °C on average); the coldest is January (16.8 °C).

How much does it rain in Esperanza?

Esperanza receives on average 290 mm of precipitation per year, spread over about 44 rainy days.

Is it sunny in Esperanza?

Esperanza gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.

Are there tropical nights in Esperanza?

Yes: Esperanza has on average 138 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Esperanza?

In Esperanza, between 1940 and 2025, the highest apparent temperature reached 51.9 °C on 11 August 2012, and the lowest was -4.0 °C on 4 February 2011.

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