Isla climate — normals and trends

Q: What is the climate of Isla?

Isla has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,716 mm of precipitation per year.

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

The hottest day measured in Isla between 1940 and 2025 was 28 April 2014, reaching 43.0 °C.

Q: What is the coldest day in Isla?

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

Q: Does it snow in Isla?

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

Q: Has the climate of Isla warmed?

Yes: Isla warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Isla?

The wettest day measured in Isla between 1940 and 2025 was 4 October 2005, with 139 mm of rain in 24 hours.

Q: What was the windiest day in Isla?

The windiest day measured in Isla between 1940 and 2025 was 9 August 2012, with winds reaching 43.2 km/h.

Q: What is the warmest month in Isla?

The warmest month in Isla is May (29.0 °C on average); the coldest is January (21.6 °C).

Q: How much does it rain in Isla?

Isla receives on average 1,716 mm of precipitation per year, spread over about 187 rainy days.

Q: Is it sunny in Isla?

Isla gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Isla (Mexico) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 1,716 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 (29.0 °C on average) and the coldest is January (21.6 °C). Rainfall peaks in July.

Isla averages 0 frost days, 196 hot days (≥ 30 °C) and 187 rainy days per year.

Isla has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.

The hottest day of the period reached 43.0 °C (on 28 April 2014) 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

IslaVeracruz

coords: 18.03°, -95.53°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthJulyDriest monthMarch

Mean daily temperature

25.3°C

Average daily high

30.1°C

Average daily low

21.6°C

Annual rainfall

1,716mm

Sunshine / day

9.6h

Mean relative humidity

79%

Average peak wind

13.1km/h

Seasonal range

7.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

196 d/yr

Rainy days (≥ 1 mm)

187 d/yr

Annual snowfall

0.0 cm

Average feels-like high

34.3 °C

Average feels-like low

24.4 °C

Average peak gust

29.5 km/h

Tropical nights (≥ 20 °C)

271 d/yr

Solar radiation

17.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.0 °C

since 1940

+0.2 °C per decade · r² = 0.70 · 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

43.0 °C

28 April 2014

Coldest day

9.1 °C

31 January 1960

Wettest day

139 mm

4 October 2005

Windiest day

43.2 km/h

9 August 2012

Strongest gust

88.6 km/h

9 August 2012

Hottest feels-like

48.4 °C

10 April 2024

Coldest feels-like

7.1 °C

14 February 1960

Sunniest day

13.0 h

28 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	42.6 °C6 May 2025	13.2 °C22 January 2025	26.6 °C	1,920 mm	255
2024	42.1 °C26 May 2024	15.1 °C8 February 2024	27.3 °C	1,798 mm	255
2023	40.6 °C15 June 2023	11.7 °C15 January 2023	26.9 °C	1,594 mm	259
2022	39.5 °C8 May 2022	12.3 °C6 February 2022	25.9 °C	1,766 mm	219
2021	39.8 °C16 April 2021	12.9 °C25 December 2021	26.3 °C	1,578 mm	225
2020	40.7 °C23 April 2020	13.8 °C11 December 2020	26.7 °C	1,544 mm	247
2019	40.3 °C9 May 2019	11.8 °C22 January 2019	26.6 °C	1,432 mm	246
2018	38.7 °C29 May 2018	12.0 °C10 January 2018	26.1 °C	1,897 mm	237
2017	40.9 °C20 May 2017	12.7 °C31 January 2017	26.2 °C	1,709 mm	230
2016	39.8 °C31 March 2016	11.3 °C25 January 2016	26.2 °C	1,659 mm	233
2015	41.8 °C27 April 2015	12.4 °C28 January 2015	25.9 °C	1,759 mm	226
2014	43.0 °C28 April 2014	12.4 °C23 January 2014	25.8 °C	1,676 mm	224
2013	41.2 °C18 April 2013	11.3 °C4 March 2013	25.9 °C	1,932 mm	235
2012	40.0 °C7 May 2012	15.0 °C24 December 2012	25.8 °C	1,839 mm	223
2011	41.2 °C12 May 2011	10.1 °C30 November 2011	26.2 °C	1,538 mm	238
2010	41.2 °C2 June 2010	12.2 °C9 January 2010	25.4 °C	1,964 mm	210
2009	41.0 °C5 April 2009	11.4 °C23 January 2009	26.1 °C	1,847 mm	244
2008	40.0 °C10 May 2008	13.6 °C14 December 2008	25.7 °C	1,907 mm	201
2007	40.2 °C6 May 2007	13.9 °C20 February 2007	26.0 °C	1,491 mm	234
2006	40.6 °C29 April 2006	9.8 °C8 January 2006	25.9 °C	1,939 mm	235
2005	41.0 °C11 April 2005	12.9 °C24 November 2005	25.7 °C	1,873 mm	206
2004	38.6 °C11 April 2004	14.2 °C21 December 2004	25.4 °C	1,519 mm	224
2003	40.7 °C7 May 2003	12.9 °C18 December 2003	25.6 °C	1,513 mm	219
2002	39.8 °C8 April 2002	11.9 °C10 January 2002	25.5 °C	1,569 mm	220
2001	38.8 °C11 April 2001	14.4 °C21 January 2001	25.3 °C	1,851 mm	186
2000	40.3 °C3 April 2000	13.3 °C10 February 2000	25.5 °C	1,674 mm	218
1999	41.6 °C5 May 1999	13.0 °C16 February 1999	25.6 °C	1,977 mm	205
1998	42.0 °C15 April 1998	12.0 °C4 February 1998	26.4 °C	1,724 mm	227
1997	39.6 °C2 May 1997	9.2 °C15 December 1997	25.7 °C	1,802 mm	224
1996	39.4 °C28 May 1996	9.2 °C14 January 1996	25.8 °C	1,612 mm	221
1995	40.3 °C8 May 1995	13.6 °C7 February 1995	26.5 °C	1,509 mm	208
1994	40.6 °C15 April 1994	13.1 °C4 March 1994	26.2 °C	1,210 mm	230
1993	40.7 °C5 June 1993	14.2 °C28 January 1993	26.0 °C	1,749 mm	205
1992	37.4 °C22 March 1992	14.0 °C12 December 1992	25.5 °C	1,772 mm	200
1991	39.5 °C22 March 1991	15.2 °C10 November 1991	26.0 °C	1,817 mm	209
1990	37.8 °C31 May 1990	12.8 °C11 December 1990	25.6 °C	1,938 mm	200
1989	38.3 °C18 May 1989	9.4 °C25 December 1989	25.3 °C	1,720 mm	202
1988	39.2 °C23 April 1988	13.5 °C22 February 1988	25.3 °C	1,938 mm	196
1987	38.8 °C28 May 1987	11.4 °C28 January 1987	25.1 °C	1,749 mm	184
1986	38.1 °C16 May 1986	11.8 °C29 January 1986	25.3 °C	1,923 mm	210
1985	39.0 °C14 May 1985	13.1 °C6 January 1985	25.4 °C	1,819 mm	200
1984	40.9 °C3 April 1984	13.6 °C1 January 1984	25.2 °C	2,261 mm	195
1983	40.0 °C19 May 1983	12.4 °C14 February 1983	25.7 °C	1,700 mm	210
1982	39.5 °C17 April 1982	13.0 °C19 December 1982	25.9 °C	1,655 mm	221
1981	40.7 °C18 May 1981	14.1 °C14 January 1981	25.2 °C	2,215 mm	180
1980	40.0 °C16 May 1980	12.6 °C29 December 1980	25.4 °C	1,636 mm	206
1979	39.0 °C9 May 1979	12.7 °C2 January 1979	25.5 °C	1,572 mm	191
1978	40.2 °C6 May 1978	13.7 °C16 January 1978	25.3 °C	1,931 mm	206
1977	40.0 °C4 April 1977	12.5 °C23 December 1977	25.5 °C	1,443 mm	215
1976	38.8 °C16 April 1976	12.7 °C2 February 1976	24.9 °C	1,776 mm	194
1975	41.9 °C8 May 1975	13.2 °C26 February 1975	25.7 °C	1,945 mm	191
1974	38.6 °C10 May 1974	12.6 °C11 February 1974	25.0 °C	1,651 mm	162
1973	39.1 °C3 April 1973	10.5 °C14 January 1973	25.1 °C	1,767 mm	185
1972	38.9 °C15 April 1972	12.9 °C24 December 1972	25.1 °C	2,030 mm	173
1971	40.4 °C29 April 1971	13.3 °C5 March 1971	25.1 °C	1,529 mm	187
1970	37.9 °C19 April 1970	10.4 °C5 February 1970	24.7 °C	1,423 mm	161
1969	39.0 °C7 May 1969	14.5 °C5 January 1969	25.1 °C	1,808 mm	167
1968	36.7 °C8 June 1968	12.5 °C15 March 1968	24.5 °C	1,599 mm	148
1967	39.4 °C31 May 1967	12.2 °C11 January 1967	24.6 °C	1,656 mm	155
1966	37.2 °C19 May 1966	10.4 °C31 January 1966	24.0 °C	1,551 mm	149
1965	38.1 °C12 April 1965	12.2 °C20 January 1965	24.5 °C	1,734 mm	145
1964	39.8 °C6 May 1964	11.7 °C15 January 1964	24.5 °C	1,534 mm	166
1963	40.5 °C29 April 1963	9.4 °C26 December 1963	24.8 °C	1,391 mm	174
1962	39.9 °C29 May 1962	11.7 °C11 January 1962	24.7 °C	1,280 mm	180
1961	40.2 °C5 May 1961	12.2 °C13 February 1961	24.4 °C	1,842 mm	138
1960	41.7 °C30 April 1960	9.1 °C31 January 1960	24.9 °C	1,707 mm	181
1959	38.5 °C11 May 1959	13.7 °C17 January 1959	24.5 °C	1,795 mm	171
1958	42.3 °C9 May 1958	11.8 °C9 January 1958	24.6 °C	1,664 mm	164
1957	39.5 °C22 May 1957	11.6 °C11 December 1957	24.8 °C	1,495 mm	157
1956	39.3 °C15 April 1956	11.6 °C12 January 1956	24.1 °C	1,752 mm	123
1955	41.1 °C23 May 1955	11.6 °C31 January 1955	25.0 °C	1,776 mm	172
1954	38.4 °C25 March 1954	10.3 °C22 December 1954	24.0 °C	2,078 mm	135
1953	41.2 °C18 April 1953	11.4 °C14 January 1953	25.1 °C	1,445 mm	181
1952	39.8 °C22 March 1952	11.7 °C30 January 1952	24.4 °C	2,043 mm	145
1951	41.1 °C11 May 1951	11.8 °C9 February 1951	25.6 °C	1,607 mm	227
1950	38.8 °C30 April 1950	12.5 °C6 November 1950	24.9 °C	1,790 mm	176
1949	40.1 °C22 May 1949	11.5 °C16 November 1949	25.2 °C	1,548 mm	205
1948	39.0 °C2 May 1948	12.0 °C16 January 1948	24.5 °C	1,752 mm	167
1947	39.5 °C11 April 1947	13.4 °C5 January 1947	24.6 °C	1,764 mm	162
1946	39.9 °C20 May 1946	12.3 °C29 November 1946	24.9 °C	1,740 mm	167
1945	40.7 °C24 April 1945	10.6 °C6 December 1945	25.5 °C	1,424 mm	198
1944	40.8 °C23 May 1944	10.9 °C16 January 1944	24.7 °C	1,524 mm	174
1943	37.1 °C17 April 1943	12.6 °C22 December 1943	23.9 °C	1,582 mm	144
1942	38.6 °C14 May 1942	12.0 °C30 December 1942	24.1 °C	1,990 mm	117
1941	38.1 °C18 April 1941	11.3 °C11 February 1941	24.4 °C	1,786 mm	155
1940	40.8 °C1 May 1940	12.2 °C12 February 1940	24.8 °C	1,387 mm	162

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

31.8 °C

+1.7 °C

Hot days (≥ 30 °C)

255 d/yr

+59

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1920 mm

+204 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.5 °C	+0.7 °C	51 mm	-1 mm
Feb	29.3 °C	+1.6 °C	74 mm	+39 mm
Mar	33.3 °C	+2.2 °C	21 mm	-6 mm
Apr	35.0 °C	+1.1 °C	9 mm	-27 mm
May	37.8 °C	+3.0 °C	85 mm	+8 mm
Jun	32.6 °C	+0.1 °C	379 mm	+116 mm
Jul	32.6 °C	+1.6 °C	308 mm	-7 mm
Aug	33.5 °C	+2.2 °C	297 mm	+12 mm
Sep	32.9 °C	+2.3 °C	279 mm	-17 mm
Oct	31.2 °C	+2.1 °C	224 mm	+38 mm
Nov	29.4 °C	+1.9 °C	91 mm	+6 mm
Dec	27.9 °C	+1.8 °C	100 mm	+43 mm

The year's extremes

Hottest day

42.6 °C

6 May 2025

Coldest day

13.2 °C

22 Jan 2025

Wettest day

47.3 mm

26 Jul 2025

Windiest day

28.5 km/h

5 Apr 2025

Strongest gust

61.9 km/h

30 Dec 2025

Hottest feels-like

48.0 °C

7 May 2025

Coldest feels-like

11.2 °C

22 Jan 2025

Sunniest day

13.0 h

2 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 Isla?

Isla has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,716 mm of precipitation per year.

What is the hottest day ever recorded in Isla?

The hottest day measured in Isla between 1940 and 2025 was 28 April 2014, reaching 43.0 °C.

What is the coldest day in Isla?

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

Does it snow in Isla?

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

Has the climate of Isla warmed?

Yes: Isla warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Isla?

The wettest day measured in Isla between 1940 and 2025 was 4 October 2005, with 139 mm of rain in 24 hours.

What was the windiest day in Isla?

The windiest day measured in Isla between 1940 and 2025 was 9 August 2012, with winds reaching 43.2 km/h.

What is the warmest month in Isla?

The warmest month in Isla is May (29.0 °C on average); the coldest is January (21.6 °C).

How much does it rain in Isla?

Isla receives on average 1,716 mm of precipitation per year, spread over about 187 rainy days.

Is it sunny in Isla?

Isla gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Are there tropical nights in Isla?

Yes: Isla has on average 271 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Isla?

In Isla, between 1940 and 2025, the highest apparent temperature reached 48.4 °C on 10 April 2024, and the lowest was 7.1 °C on 14 February 1960.

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