Apatzingán climate — normals and trends
Apatzingán (Mexico) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 26.2 °C and it receives 671 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 (29.2 °C on average) and the coldest is January (23.2 °C). Rainfall peaks in September.
Apatzingán averages 0 frost days, 312 hot days (≥ 30 °C) and 116 rainy days per year.
Apatzingán has warmed by +2.7 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.8 °C (on 15 May 1998) and the coldest 7.4 °C (on 12 January 1997).
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
ApatzingánMichoacán
- coords
- 19.09°, -102.36°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.2°C
Average daily high
33.2°C
Average daily low
19.9°C
Annual rainfall
671mm
Sunshine / day
10.5h
Mean relative humidity
57%
Average peak wind
8.5km/h
Seasonal range
6.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
312 d/yr
Rainy days (≥ 1 mm)
116 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.6 °C
Average feels-like low
21.2 °C
Average peak gust
24.1 km/h
Tropical nights (≥ 20 °C)
206 d/yr
Solar radiation
20.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.78 · 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
42.8 °C
15 May 1998
Coldest day
7.4 °C
12 January 1997
Wettest day
124 mm
21 September 1993
Windiest day
22.7 km/h
1 January 1947
Strongest gust
82.1 km/h
23 June 1973
Hottest feels-like
45.9 °C
15 June 1998
Coldest feels-like
3.5 °C
22 December 1999
Sunniest day
12.8 h
1 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 | 32.9 °C | +1.5 °C | 24 mm | +8 mm |
| Feb | 35.6 °C | +2.5 °C | 1 mm | -4 mm |
| Mar | 37.1 °C | +1.8 °C | 0 mm | -5 mm |
| Apr | 37.7 °C | +0.4 °C | 0 mm | -2 mm |
| May | 38.3 °C | +0.8 °C | 14 mm | -0 mm |
| Jun | 33.4 °C | -0.3 °C | 204 mm | +88 mm |
| Jul | 34.3 °C | +2.2 °C | 97 mm | -40 mm |
| Aug | 35.2 °C | +3.2 °C | 137 mm | +0 mm |
| Sep | 34.3 °C | +3.3 °C | 142 mm | -4 mm |
| Oct | 33.8 °C | +2.4 °C | 79 mm | +6 mm |
| Nov | 35.3 °C | +3.1 °C | 7 mm | -9 mm |
| Dec | 33.7 °C | +2.1 °C | 10 mm | +5 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 Apatzingán?
Apatzingán has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 26.2 °C and it receives 671 mm of precipitation per year.
What is the hottest day ever recorded in Apatzingán?
The hottest day measured in Apatzingán between 1940 and 2025 was 15 May 1998, reaching 42.8 °C.
What is the coldest day in Apatzingán?
The coldest day measured in Apatzingán between 1940 and 2025 was 12 January 1997, at 7.4 °C.
Does it snow in Apatzingán?
Almost never: Apatzingán sees virtually no snow, with about 0 frost days per year.
Has the climate of Apatzingán warmed?
Yes: Apatzingán warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Apatzingán?
The wettest day measured in Apatzingán between 1940 and 2025 was 21 September 1993, with 124 mm of rain in 24 hours.
What was the windiest day in Apatzingán?
The windiest day measured in Apatzingán between 1940 and 2025 was 1 January 1947, with winds reaching 22.7 km/h.
What is the warmest month in Apatzingán?
The warmest month in Apatzingán is May (29.2 °C on average); the coldest is January (23.2 °C).
How much does it rain in Apatzingán?
Apatzingán receives on average 671 mm of precipitation per year, spread over about 116 rainy days.
Is it sunny in Apatzingán?
Apatzingán gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
Are there tropical nights in Apatzingán?
Yes: Apatzingán has on average 206 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Apatzingán?
In Apatzingán, between 1940 and 2025, the highest apparent temperature reached 45.9 °C on 15 June 1998, and the lowest was 3.5 °C on 22 December 1999.
Compare Apatzingán with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Apatzingán