La Isla climate — normals and trends
La Isla (Mexico) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.5 °C and it receives 1,922 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 (21.7 °C). Rainfall peaks in July.
La Isla averages 0 frost days, 191 hot days (≥ 30 °C) and 185 rainy days per year.
La 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 43.8 °C (on 28 April 2014) and the coldest 9.7 °C (on 24 December 1989).
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
La IslaVeracruz
- coords
- 18.60°, -96.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.5°C
Average daily high
30.0°C
Average daily low
21.9°C
Annual rainfall
1,922mm
Sunshine / day
10.0h
Mean relative humidity
78%
Average peak wind
9.7km/h
Seasonal range
7.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
191 d/yr
Rainy days (≥ 1 mm)
185 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.7 °C
Average feels-like low
25.3 °C
Average peak gust
23.6 km/h
Tropical nights (≥ 20 °C)
278 d/yr
Solar radiation
17.7 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
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
43.8 °C
28 April 2014
Coldest day
9.7 °C
24 December 1989
Wettest day
187 mm
25 September 1967
Windiest day
40.0 km/h
11 February 1981
Strongest gust
87.8 km/h
9 August 2012
Hottest feels-like
50.4 °C
7 May 2024
Coldest feels-like
7.1 °C
23 December 1989
Sunniest day
13.0 h
14 June 1940
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?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 26.7 °C | +0.9 °C | 55 mm | +16 mm |
| Feb | 29.0 °C | +1.6 °C | 60 mm | +33 mm |
| Mar | 32.9 °C | +2.5 °C | 6 mm | -21 mm |
| Apr | 33.7 °C | +0.5 °C | 12 mm | -32 mm |
| May | 36.1 °C | +2.1 °C | 100 mm | +4 mm |
| Jun | 32.1 °C | -0.1 °C | 551 mm | +219 mm |
| Jul | 32.9 °C | +1.8 °C | 302 mm | -70 mm |
| Aug | 33.7 °C | +2.3 °C | 419 mm | +104 mm |
| Sep | 32.9 °C | +2.2 °C | 430 mm | +78 mm |
| Oct | 31.4 °C | +2.0 °C | 280 mm | +89 mm |
| Nov | 29.4 °C | +1.7 °C | 119 mm | +36 mm |
| Dec | 28.0 °C | +1.8 °C | 170 mm | +124 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of La Isla?
La Isla has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.5 °C and it receives 1,922 mm of precipitation per year.
What is the hottest day ever recorded in La Isla?
The hottest day measured in La Isla between 1940 and 2025 was 28 April 2014, reaching 43.8 °C.
What is the coldest day in La Isla?
The coldest day measured in La Isla between 1940 and 2025 was 24 December 1989, at 9.7 °C.
Does it snow in La Isla?
Almost never: La Isla sees virtually no snow, with about 0 frost days per year.
Has the climate of La Isla warmed?
Yes: La Isla warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in La Isla?
The wettest day measured in La Isla between 1940 and 2025 was 25 September 1967, with 187 mm of rain in 24 hours.
What was the windiest day in La Isla?
The windiest day measured in La Isla between 1940 and 2025 was 11 February 1981, with winds reaching 40.0 km/h.
What is the warmest month in La Isla?
The warmest month in La Isla is May (28.8 °C on average); the coldest is January (21.7 °C).
How much does it rain in La Isla?
La Isla receives on average 1,922 mm of precipitation per year, spread over about 185 rainy days.
Is it sunny in La Isla?
La Isla gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in La Isla?
Yes: La Isla has on average 278 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in La Isla?
In La Isla, between 1940 and 2025, the highest apparent temperature reached 50.4 °C on 7 May 2024, and the lowest was 7.1 °C on 23 December 1989.
Compare La Isla with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around La Isla