San Juan Bautista Tuxtla climate — normals and trends

Q: What is the climate of San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 24.3 °C and it receives 2,344 mm of precipitation per year.

Q: What is the hottest day ever recorded in San Juan Bautista Tuxtla?

The hottest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 19 May 1955, reaching 41.7 °C.

Q: What is the coldest day in San Juan Bautista Tuxtla?

The coldest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 13 January 1956, at 8.6 °C.

Q: Does it snow in San Juan Bautista Tuxtla?

Almost never: San Juan Bautista Tuxtla sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of San Juan Bautista Tuxtla warmed?

Yes: San Juan Bautista Tuxtla warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in San Juan Bautista Tuxtla?

The wettest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 20 October 1965, with 254 mm of rain in 24 hours.

Q: What was the windiest day in San Juan Bautista Tuxtla?

The windiest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 9 August 2012, with winds reaching 31.9 km/h.

Q: What is the warmest month in San Juan Bautista Tuxtla?

The warmest month in San Juan Bautista Tuxtla is May (27.5 °C on average); the coldest is January (20.6 °C).

Q: How much does it rain in San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla receives on average 2,344 mm of precipitation per year, spread over about 209 rainy days.

Q: Is it sunny in San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

San Juan Bautista Tuxtla (Mexico) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 24.3 °C and it receives 2,344 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 (27.5 °C on average) and the coldest is January (20.6 °C). Rainfall peaks in September.

San Juan Bautista Tuxtla averages 0 frost days, 128 hot days (≥ 30 °C) and 209 rainy days per year.

San Juan Bautista Tuxtla 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 41.7 °C (on 19 May 1955) and the coldest 8.6 °C (on 13 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

San Juan Bautista TuxtlaOaxaca

coords: 18.09°, -96.13°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthMayColdest monthJanuaryWettest monthSeptemberDriest monthMarch

Mean daily temperature

24.3°C

Average daily high

28.4°C

Average daily low

20.7°C

Annual rainfall

2,344mm

Sunshine / day

9.9h

Mean relative humidity

79%

Average peak wind

6.9km/h

Seasonal range

6.9°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

128 d/yr

Rainy days (≥ 1 mm)

209 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.0 °C

Average feels-like low

23.7 °C

Average peak gust

22.5 km/h

Tropical nights (≥ 20 °C)

240 d/yr

Solar radiation

17.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.1 °C

since 1940

+0.3 °C per decade · r² = 0.73 · 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

41.7 °C

19 May 1955

Coldest day

8.6 °C

13 January 1956

Wettest day

254 mm

20 October 1965

Windiest day

31.9 km/h

9 August 2012

Strongest gust

101.5 km/h

9 August 2012

Hottest feels-like

49.1 °C

7 May 2024

Coldest feels-like

6.7 °C

13 January 1956

Sunniest day

13.0 h

14 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.4 °C7 May 2025	13.1 °C22 January 2025	25.6 °C	2,803 mm	203
2024	41.5 °C17 May 2024	14.8 °C8 February 2024	26.2 °C	2,399 mm	205
2023	39.1 °C15 June 2023	12.5 °C20 December 2023	25.8 °C	2,010 mm	216
2022	38.7 °C21 May 2022	10.7 °C6 February 2022	24.9 °C	2,561 mm	171
2021	38.2 °C16 April 2021	13.5 °C25 December 2021	25.3 °C	2,387 mm	183
2020	41.0 °C23 April 2020	14.4 °C11 December 2020	25.7 °C	2,305 mm	218
2019	39.7 °C9 May 2019	12.1 °C22 January 2019	25.7 °C	1,869 mm	203
2018	36.4 °C14 April 2018	11.5 °C15 November 2018	25.0 °C	2,554 mm	192
2017	40.6 °C29 April 2017	10.9 °C11 December 2017	25.1 °C	2,818 mm	170
2016	39.4 °C1 April 2016	11.9 °C25 January 2016	25.2 °C	2,036 mm	193
2015	40.2 °C27 April 2015	12.8 °C8 February 2015	24.8 °C	2,489 mm	179
2014	41.5 °C28 April 2014	11.5 °C23 January 2014	24.7 °C	2,232 mm	171
2013	39.6 °C18 April 2013	10.5 °C4 March 2013	24.8 °C	2,644 mm	181
2012	36.3 °C7 May 2012	14.9 °C4 January 2012	24.7 °C	2,731 mm	153
2011	41.2 °C27 April 2011	12.4 °C29 November 2011	25.2 °C	2,106 mm	180
2010	37.8 °C4 June 2010	11.7 °C25 February 2010	24.3 °C	2,467 mm	151
2009	37.7 °C2 April 2009	12.0 °C23 January 2009	25.0 °C	2,410 mm	176
2008	37.5 °C15 May 2008	13.2 °C3 December 2008	24.7 °C	2,840 mm	147
2007	38.2 °C6 May 2007	14.3 °C20 February 2007	24.9 °C	1,910 mm	183
2006	39.7 °C10 May 2006	11.3 °C28 December 2006	24.9 °C	2,862 mm	169
2005	39.3 °C30 April 2005	11.8 °C24 November 2005	24.6 °C	2,557 mm	158
2004	36.7 °C11 April 2004	13.0 °C29 December 2004	24.4 °C	1,651 mm	157
2003	39.3 °C6 May 2003	13.4 °C18 December 2003	24.6 °C	1,908 mm	173
2002	37.8 °C2 May 2002	11.8 °C10 January 2002	24.5 °C	2,182 mm	171
2001	35.8 °C11 April 2001	13.4 °C20 January 2001	24.3 °C	2,447 mm	137
2000	37.4 °C3 April 2000	12.8 °C10 February 2000	24.5 °C	2,564 mm	154
1999	41.0 °C5 May 1999	12.0 °C16 February 1999	24.6 °C	2,661 mm	155
1998	41.2 °C16 April 1998	13.5 °C4 February 1998	25.3 °C	2,534 mm	171
1997	37.6 °C22 April 1997	10.8 °C15 December 1997	24.7 °C	2,185 mm	145
1996	36.7 °C28 May 1996	11.0 °C14 January 1996	24.6 °C	2,199 mm	152
1995	40.3 °C13 May 1995	14.5 °C7 February 1995	25.5 °C	2,308 mm	145
1994	38.5 °C27 March 1994	13.1 °C6 January 1994	25.2 °C	1,620 mm	165
1993	38.5 °C30 March 1993	13.5 °C14 March 1993	24.8 °C	2,225 mm	134
1992	34.9 °C22 March 1992	13.2 °C12 December 1992	24.5 °C	2,475 mm	105
1991	38.2 °C28 April 1991	13.8 °C13 February 1991	25.0 °C	2,639 mm	167
1990	36.0 °C28 May 1990	11.0 °C11 December 1990	24.6 °C	2,441 mm	136
1989	37.5 °C8 June 1989	9.2 °C23 December 1989	24.4 °C	2,608 mm	146
1988	38.1 °C23 April 1988	13.0 °C27 January 1988	24.4 °C	2,828 mm	135
1987	36.6 °C3 May 1987	12.1 °C6 January 1987	24.2 °C	2,361 mm	121
1986	36.2 °C12 March 1986	9.4 °C14 January 1986	24.3 °C	2,469 mm	141
1985	35.7 °C27 April 1985	11.8 °C4 January 1985	24.3 °C	2,707 mm	111
1984	39.5 °C3 May 1984	13.3 °C2 January 1984	24.2 °C	3,222 mm	113
1983	37.4 °C21 May 1983	11.0 °C14 February 1983	24.5 °C	2,513 mm	151
1982	37.2 °C5 April 1982	12.2 °C15 January 1982	24.8 °C	2,036 mm	150
1981	38.1 °C18 May 1981	14.3 °C3 January 1981	24.3 °C	3,417 mm	134
1980	40.2 °C16 May 1980	12.6 °C19 December 1980	24.7 °C	1,923 mm	155
1979	37.3 °C11 April 1979	12.7 °C2 January 1979	24.4 °C	2,242 mm	99
1978	40.0 °C6 May 1978	13.2 °C22 February 1978	24.2 °C	2,396 mm	137
1977	38.3 °C4 April 1977	12.1 °C20 January 1977	24.4 °C	1,897 mm	164
1976	35.7 °C30 March 1976	10.1 °C25 February 1976	23.8 °C	2,385 mm	111
1975	40.0 °C6 May 1975	12.8 °C26 February 1975	24.6 °C	2,494 mm	118
1974	37.8 °C10 May 1974	13.2 °C11 February 1974	23.9 °C	2,307 mm	79
1973	37.1 °C3 April 1973	9.5 °C30 January 1973	23.9 °C	2,614 mm	99
1972	36.9 °C15 April 1972	12.6 °C21 February 1972	24.1 °C	2,562 mm	86
1971	38.9 °C29 April 1971	12.2 °C4 March 1971	24.1 °C	2,100 mm	100
1970	36.5 °C30 April 1970	11.4 °C18 November 1970	23.6 °C	1,950 mm	98
1969	37.7 °C7 May 1969	13.3 °C8 January 1969	24.0 °C	2,636 mm	93
1968	35.7 °C4 April 1968	12.3 °C9 February 1968	23.5 °C	2,021 mm	83
1967	38.1 °C31 May 1967	12.1 °C10 January 1967	23.6 °C	2,191 mm	71
1966	34.9 °C19 April 1966	11.3 °C31 January 1966	23.0 °C	1,951 mm	68
1965	37.7 °C26 April 1965	12.7 °C26 February 1965	23.5 °C	2,231 mm	77
1964	39.3 °C1 May 1964	11.1 °C1 January 1964	23.5 °C	1,925 mm	67
1963	38.4 °C29 April 1963	9.3 °C26 December 1963	23.7 °C	1,517 mm	91
1962	40.0 °C29 May 1962	10.7 °C11 January 1962	23.7 °C	1,699 mm	96
1961	38.0 °C5 May 1961	12.2 °C26 February 1961	23.4 °C	2,275 mm	69
1960	41.1 °C30 April 1960	9.2 °C14 February 1960	23.7 °C	2,300 mm	96
1959	35.4 °C21 April 1959	13.3 °C17 January 1959	23.2 °C	2,845 mm	63
1958	39.1 °C9 May 1958	11.4 °C9 January 1958	23.5 °C	2,100 mm	95
1957	36.8 °C21 May 1957	10.8 °C11 December 1957	23.6 °C	1,984 mm	89
1956	38.1 °C15 April 1956	8.6 °C13 January 1956	22.9 °C	2,316 mm	48
1955	41.7 °C19 May 1955	12.8 °C12 February 1955	23.9 °C	2,504 mm	106
1954	35.8 °C31 March 1954	9.5 °C20 December 1954	23.0 °C	2,630 mm	61
1953	40.2 °C29 April 1953	12.2 °C27 January 1953	24.1 °C	2,014 mm	107
1952	37.4 °C18 March 1952	12.1 °C28 February 1952	23.3 °C	2,825 mm	56
1951	38.9 °C6 April 1951	11.6 °C4 February 1951	24.5 °C	2,210 mm	152
1950	36.5 °C2 May 1950	13.2 °C12 December 1950	23.8 °C	2,111 mm	97
1949	38.2 °C1 May 1949	13.2 °C16 November 1949	24.1 °C	1,880 mm	118
1948	36.6 °C2 May 1948	11.9 °C16 January 1948	23.4 °C	2,561 mm	66
1947	36.2 °C11 April 1947	12.6 °C4 January 1947	23.4 °C	2,763 mm	71
1946	36.8 °C9 April 1946	13.7 °C29 November 1946	23.7 °C	2,236 mm	78
1945	39.5 °C24 April 1945	11.1 °C6 December 1945	24.3 °C	2,362 mm	119
1944	38.9 °C22 May 1944	10.5 °C16 January 1944	23.7 °C	2,342 mm	82
1943	33.4 °C17 April 1943	13.3 °C23 February 1943	22.9 °C	2,205 mm	74
1942	37.2 °C14 May 1942	11.0 °C30 December 1942	23.0 °C	2,524 mm	52
1941	35.7 °C19 April 1941	12.4 °C19 January 1941	23.2 °C	2,496 mm	59
1940	38.1 °C1 May 1940	12.7 °C11 February 1940	23.6 °C	1,904 mm	102

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

30.2 °C

+1.8 °C

Hot days (≥ 30 °C)

203 d/yr

+75

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2803 mm

+459 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	25.4 °C	+1.1 °C	100 mm	+13 mm
Feb	27.9 °C	+2.1 °C	79 mm	+9 mm
Mar	31.3 °C	+2.7 °C	18 mm	-49 mm
Apr	32.2 °C	+0.9 °C	28 mm	-50 mm
May	34.2 °C	+2.0 °C	145 mm	+27 mm
Jun	30.6 °C	+0.1 °C	613 mm	+261 mm
Jul	31.5 °C	+1.9 °C	276 mm	-78 mm
Aug	32.3 °C	+2.4 °C	527 mm	+206 mm
Sep	31.5 °C	+2.2 °C	368 mm	-23 mm
Oct	30.2 °C	+2.2 °C	265 mm	+2 mm
Nov	28.0 °C	+1.8 °C	189 mm	+44 mm
Dec	26.8 °C	+2.1 °C	196 mm	+96 mm

The year's extremes

Hottest day

39.4 °C

7 May 2025

Coldest day

13.1 °C

22 Jan 2025

Wettest day

99.1 mm

23 Jun 2025

Windiest day

16.1 km/h

6 Apr 2025

Strongest gust

43.2 km/h

10 Nov 2025

Hottest feels-like

48.0 °C

7 May 2025

Coldest feels-like

12.8 °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 San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 24.3 °C and it receives 2,344 mm of precipitation per year.

What is the hottest day ever recorded in San Juan Bautista Tuxtla?

The hottest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 19 May 1955, reaching 41.7 °C.

What is the coldest day in San Juan Bautista Tuxtla?

The coldest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 13 January 1956, at 8.6 °C.

Does it snow in San Juan Bautista Tuxtla?

Almost never: San Juan Bautista Tuxtla sees virtually no snow, with about 0 frost days per year.

Has the climate of San Juan Bautista Tuxtla warmed?

Yes: San Juan Bautista Tuxtla warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in San Juan Bautista Tuxtla?

The wettest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 20 October 1965, with 254 mm of rain in 24 hours.

What was the windiest day in San Juan Bautista Tuxtla?

The windiest day measured in San Juan Bautista Tuxtla between 1940 and 2025 was 9 August 2012, with winds reaching 31.9 km/h.

What is the warmest month in San Juan Bautista Tuxtla?

The warmest month in San Juan Bautista Tuxtla is May (27.5 °C on average); the coldest is January (20.6 °C).

How much does it rain in San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla receives on average 2,344 mm of precipitation per year, spread over about 209 rainy days.

Is it sunny in San Juan Bautista Tuxtla?

San Juan Bautista Tuxtla gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in San Juan Bautista Tuxtla?

Yes: San Juan Bautista Tuxtla has on average 240 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in San Juan Bautista Tuxtla?

In San Juan Bautista Tuxtla, between 1940 and 2025, the highest apparent temperature reached 49.1 °C on 7 May 2024, and the lowest was 6.7 °C on 13 January 1956.

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