Loma Bonita climate — normals and trends

Q: What is the climate of Loma Bonita?

Loma Bonita has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 2,117 mm of precipitation per year.

Q: What is the hottest day ever recorded in Loma Bonita?

The hottest day measured in Loma Bonita between 1940 and 2025 was 28 April 2014, reaching 44.2 °C.

Q: What is the coldest day in Loma Bonita?

The coldest day measured in Loma Bonita between 1940 and 2025 was 14 February 1960, at 8.5 °C.

Q: Does it snow in Loma Bonita?

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

Q: Has the climate of Loma Bonita warmed?

Yes: Loma Bonita warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Loma Bonita?

The wettest day measured in Loma Bonita between 1940 and 2025 was 26 July 1961, with 270 mm of rain in 24 hours.

Q: What was the windiest day in Loma Bonita?

The windiest day measured in Loma Bonita between 1940 and 2025 was 9 August 2012, with winds reaching 39.7 km/h.

Q: What is the warmest month in Loma Bonita?

The warmest month in Loma Bonita is May (28.8 °C on average); the coldest is January (21.5 °C).

Q: How much does it rain in Loma Bonita?

Loma Bonita receives on average 2,117 mm of precipitation per year, spread over about 193 rainy days.

Q: Is it sunny in Loma Bonita?

Loma Bonita gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.

Loma Bonita (Mexico) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 2,117 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 (28.8 °C on average) and the coldest is January (21.5 °C). Rainfall peaks in September.

Loma Bonita averages 0 frost days, 188 hot days (≥ 30 °C) and 193 rainy days per year.

Loma Bonita has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.

The hottest day of the period reached 44.2 °C (on 28 April 2014) and the coldest 8.5 °C (on 14 February 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

Loma BonitaOaxaca

coords: 18.11°, -95.88°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthMayColdest monthJanuaryWettest monthSeptemberDriest monthMarch

Mean daily temperature

25.3°C

Average daily high

29.8°C

Average daily low

21.6°C

Annual rainfall

2,117mm

Sunshine / day

9.7h

Mean relative humidity

78%

Average peak wind

9.6km/h

Seasonal range

7.3°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

188 d/yr

Rainy days (≥ 1 mm)

193 d/yr

Annual snowfall

0.0 cm

Average feels-like high

34.4 °C

Average feels-like low

24.7 °C

Average peak gust

23.5 km/h

Tropical nights (≥ 20 °C)

265 d/yr

Solar radiation

17.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.1 °C

since 1940

+0.3 °C per decade · r² = 0.72 · 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

44.2 °C

28 April 2014

Coldest day

8.5 °C

14 February 1960

Wettest day

270 mm

26 July 1961

Windiest day

39.7 km/h

9 August 2012

Strongest gust

89.3 km/h

9 August 2012

Hottest feels-like

50.0 °C

7 May 2025

Coldest feels-like

6.3 °C

14 February 1960

Sunniest day

13.0 h

23 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	42.0 °C7 May 2025	13.7 °C22 January 2025	26.6 °C	2,602 mm	255
2024	43.5 °C17 May 2024	14.7 °C8 February 2024	27.3 °C	2,084 mm	242
2023	41.0 °C15 June 2023	12.8 °C15 January 2023	27.0 °C	1,847 mm	249
2022	40.6 °C21 May 2022	11.3 °C6 February 2022	25.9 °C	2,288 mm	219
2021	40.2 °C16 April 2021	13.5 °C25 December 2021	26.3 °C	2,202 mm	223
2020	42.8 °C23 April 2020	14.3 °C11 December 2020	26.8 °C	2,010 mm	248
2019	41.6 °C9 May 2019	12.5 °C22 January 2019	26.7 °C	1,740 mm	250
2018	38.5 °C14 April 2018	12.9 °C15 November 2018	26.1 °C	2,354 mm	230
2017	42.6 °C29 April 2017	12.7 °C11 December 2017	26.2 °C	2,414 mm	224
2016	41.4 °C1 April 2016	12.1 °C25 January 2016	26.3 °C	1,936 mm	229
2015	42.5 °C27 April 2015	13.1 °C29 January 2015	25.9 °C	2,157 mm	221
2014	44.2 °C28 April 2014	12.1 °C23 January 2014	25.8 °C	2,015 mm	215
2013	42.2 °C18 April 2013	11.4 °C4 March 2013	25.8 °C	2,268 mm	225
2012	38.5 °C7 May 2012	15.2 °C4 January 2012	25.8 °C	2,429 mm	215
2011	42.9 °C27 April 2011	11.7 °C29 November 2011	26.4 °C	1,883 mm	237
2010	40.1 °C6 June 2010	12.5 °C9 January 2010	25.3 °C	2,228 mm	202
2009	39.8 °C2 April 2009	12.2 °C3 March 2009	26.1 °C	2,141 mm	232
2008	39.6 °C10 May 2008	13.4 °C3 December 2008	25.7 °C	2,546 mm	191
2007	40.4 °C6 May 2007	14.2 °C20 February 2007	26.0 °C	1,807 mm	226
2006	41.7 °C10 May 2006	11.1 °C8 January 2006	25.9 °C	2,564 mm	222
2005	41.8 °C30 April 2005	12.3 °C28 December 2005	25.7 °C	2,334 mm	200
2004	38.6 °C11 April 2004	13.7 °C21 December 2004	25.5 °C	1,590 mm	220
2003	41.0 °C6 May 2003	12.9 °C18 December 2003	25.6 °C	1,834 mm	215
2002	39.6 °C2 May 2002	11.9 °C10 January 2002	25.5 °C	1,938 mm	218
2001	37.7 °C11 April 2001	14.4 °C20 January 2001	25.3 °C	2,213 mm	182
2000	39.1 °C23 April 2000	13.2 °C8 December 2000	25.6 °C	2,242 mm	223
1999	43.4 °C5 May 1999	12.6 °C16 February 1999	25.7 °C	2,407 mm	195
1998	42.9 °C16 April 1998	13.3 °C4 February 1998	26.4 °C	2,243 mm	216
1997	39.2 °C22 April 1997	9.9 °C15 December 1997	25.7 °C	1,969 mm	211
1996	39.0 °C28 May 1996	10.4 °C14 January 1996	25.7 °C	1,891 mm	215
1995	42.9 °C13 May 1995	14.3 °C7 February 1995	26.6 °C	2,063 mm	200
1994	40.7 °C15 April 1994	13.7 °C6 January 1994	26.3 °C	1,477 mm	230
1993	40.6 °C30 March 1993	14.5 °C28 January 1993	25.9 °C	1,991 mm	189
1992	37.0 °C22 March 1992	13.7 °C12 December 1992	25.5 °C	2,267 mm	189
1991	40.0 °C28 April 1991	14.2 °C13 February 1991	26.0 °C	2,302 mm	205
1990	37.6 °C28 May 1990	11.4 °C11 December 1990	25.6 °C	2,323 mm	193
1989	38.6 °C8 June 1989	9.2 °C25 December 1989	25.4 °C	2,369 mm	206
1988	39.9 °C23 April 1988	13.9 °C22 February 1988	25.4 °C	2,386 mm	187
1987	38.7 °C3 May 1987	12.0 °C6 January 1987	25.2 °C	2,130 mm	174
1986	38.1 °C12 March 1986	11.8 °C14 January 1986	25.3 °C	2,307 mm	199
1985	37.1 °C14 May 1985	13.5 °C4 January 1985	25.3 °C	2,536 mm	189
1984	41.1 °C3 May 1984	13.6 °C29 February 1984	25.2 °C	2,817 mm	181
1983	39.6 °C21 May 1983	11.6 °C14 February 1983	25.6 °C	2,069 mm	200
1982	38.9 °C8 April 1982	12.6 °C19 December 1982	25.8 °C	1,967 mm	215
1981	40.5 °C18 May 1981	14.5 °C26 January 1981	25.3 °C	3,045 mm	180
1980	42.2 °C16 May 1980	13.4 °C19 December 1980	25.6 °C	1,867 mm	206
1979	39.6 °C11 April 1979	13.0 °C2 January 1979	25.4 °C	1,878 mm	175
1978	42.4 °C6 May 1978	14.2 °C22 February 1978	25.2 °C	2,309 mm	196
1977	40.5 °C4 April 1977	12.6 °C23 December 1977	25.4 °C	1,691 mm	207
1976	37.8 °C30 March 1976	11.2 °C25 February 1976	24.8 °C	2,106 mm	180
1975	42.1 °C6 May 1975	13.3 °C26 February 1975	25.6 °C	2,302 mm	174
1974	39.2 °C10 May 1974	13.0 °C11 February 1974	25.0 °C	2,080 mm	150
1973	39.3 °C3 April 1973	9.7 °C30 January 1973	24.9 °C	2,352 mm	170
1972	38.9 °C15 April 1972	13.7 °C21 February 1972	25.1 °C	2,387 mm	163
1971	40.2 °C29 April 1971	12.5 °C15 February 1971	25.0 °C	2,069 mm	174
1970	38.2 °C28 April 1970	11.7 °C5 February 1970	24.7 °C	1,687 mm	156
1969	39.6 °C7 May 1969	14.0 °C8 January 1969	25.0 °C	2,277 mm	161
1968	37.3 °C4 April 1968	12.5 °C24 March 1968	24.5 °C	1,848 mm	149
1967	39.6 °C31 May 1967	12.8 °C11 January 1967	24.6 °C	1,979 mm	148
1966	37.0 °C18 May 1966	11.2 °C31 January 1966	24.1 °C	1,750 mm	144
1965	39.5 °C26 April 1965	12.9 °C18 January 1965	24.6 °C	2,005 mm	134
1964	40.8 °C1 May 1964	12.0 °C1 January 1964	24.5 °C	1,833 mm	152
1963	40.7 °C29 April 1963	9.3 °C26 December 1963	24.8 °C	1,498 mm	165
1962	42.4 °C29 May 1962	11.8 °C12 January 1962	24.8 °C	1,579 mm	168
1961	40.5 °C5 May 1961	12.1 °C13 February 1961	24.5 °C	2,135 mm	130
1960	43.4 °C30 April 1960	8.5 °C14 February 1960	24.8 °C	2,088 mm	171
1959	37.7 °C11 May 1959	13.6 °C17 January 1959	24.3 °C	2,393 mm	158
1958	42.1 °C9 May 1958	11.5 °C9 January 1958	24.6 °C	1,869 mm	158
1957	39.0 °C22 May 1957	11.3 °C11 December 1957	24.7 °C	1,832 mm	150
1956	40.3 °C15 April 1956	10.2 °C13 January 1956	24.0 °C	2,122 mm	112
1955	43.5 °C19 May 1955	13.2 °C1 February 1955	25.1 °C	2,167 mm	162
1954	38.1 °C31 March 1954	11.0 °C21 December 1954	24.0 °C	2,494 mm	138
1953	42.6 °C29 April 1953	12.4 °C27 January 1953	25.2 °C	1,845 mm	184
1952	39.7 °C18 March 1952	12.0 °C28 February 1952	24.3 °C	2,501 mm	123
1951	41.8 °C6 April 1951	11.9 °C4 February 1951	25.6 °C	2,008 mm	222
1950	38.5 °C2 May 1950	13.2 °C6 November 1950	24.8 °C	1,972 mm	168
1949	40.0 °C22 May 1949	13.3 °C15 November 1949	25.1 °C	1,882 mm	187
1948	38.7 °C2 May 1948	12.3 °C16 January 1948	24.4 °C	2,330 mm	152
1947	38.8 °C11 April 1947	13.5 °C5 January 1947	24.5 °C	2,288 mm	144
1946	38.9 °C9 April 1946	13.3 °C29 November 1946	24.7 °C	2,181 mm	157
1945	41.8 °C24 April 1945	11.5 °C6 December 1945	25.4 °C	2,075 mm	181
1944	41.1 °C22 May 1944	10.5 °C16 January 1944	24.7 °C	2,056 mm	165
1943	35.7 °C17 April 1943	13.9 °C23 February 1943	23.8 °C	1,962 mm	131
1942	38.9 °C14 May 1942	11.1 °C30 December 1942	24.1 °C	2,291 mm	104
1941	37.8 °C19 April 1941	12.4 °C11 February 1941	24.3 °C	2,199 mm	135
1940	40.1 °C1 May 1940	13.1 °C11 February 1940	24.7 °C	1,603 mm	158

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

31.6 °C

+1.8 °C

Hot days (≥ 30 °C)

255 d/yr

+67

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2602 mm

+485 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.5 °C	+1.0 °C	56 mm	+1 mm
Feb	29.1 °C	+1.9 °C	73 mm	+32 mm
Mar	32.8 °C	+2.4 °C	13 mm	-24 mm
Apr	34.2 °C	+1.0 °C	17 mm	-33 mm
May	36.3 °C	+2.2 °C	144 mm	+36 mm
Jun	32.2 °C	+0.1 °C	552 mm	+211 mm
Jul	32.8 °C	+1.9 °C	328 mm	-43 mm
Aug	33.6 °C	+2.4 °C	532 mm	+188 mm
Sep	32.9 °C	+2.3 °C	354 mm	-21 mm
Oct	31.4 °C	+2.2 °C	259 mm	+36 mm
Nov	29.3 °C	+1.9 °C	124 mm	+20 mm
Dec	27.9 °C	+2.0 °C	150 mm	+84 mm

The year's extremes

Hottest day

42.0 °C

7 May 2025

Coldest day

13.7 °C

22 Jan 2025

Wettest day

78.9 mm

27 Aug 2025

Windiest day

22.8 km/h

6 Apr 2025

Strongest gust

48.6 km/h

6 Apr 2025

Hottest feels-like

50.0 °C

7 May 2025

Coldest feels-like

13.3 °C

22 Jan 2025

Sunniest day

13.0 h

3 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 Loma Bonita?

Loma Bonita has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 2,117 mm of precipitation per year.

What is the hottest day ever recorded in Loma Bonita?

The hottest day measured in Loma Bonita between 1940 and 2025 was 28 April 2014, reaching 44.2 °C.

What is the coldest day in Loma Bonita?

The coldest day measured in Loma Bonita between 1940 and 2025 was 14 February 1960, at 8.5 °C.

Does it snow in Loma Bonita?

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

Has the climate of Loma Bonita warmed?

Yes: Loma Bonita warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Loma Bonita?

The wettest day measured in Loma Bonita between 1940 and 2025 was 26 July 1961, with 270 mm of rain in 24 hours.

What was the windiest day in Loma Bonita?

The windiest day measured in Loma Bonita between 1940 and 2025 was 9 August 2012, with winds reaching 39.7 km/h.

What is the warmest month in Loma Bonita?

The warmest month in Loma Bonita is May (28.8 °C on average); the coldest is January (21.5 °C).

How much does it rain in Loma Bonita?

Loma Bonita receives on average 2,117 mm of precipitation per year, spread over about 193 rainy days.

Is it sunny in Loma Bonita?

Loma Bonita gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.

Are there tropical nights in Loma Bonita?

Yes: Loma Bonita has on average 265 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Loma Bonita?

In Loma Bonita, between 1940 and 2025, the highest apparent temperature reached 50.0 °C on 7 May 2025, and the lowest was 6.3 °C on 14 February 1960.

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