Acatzingo climate — normals and trends
Acatzingo (Mexico) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 809 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 (17.0 °C on average) and the coldest is January (12.4 °C). Rainfall peaks in June.
Acatzingo averages 1 frost days, 0 hot days (≥ 30 °C) and 116 rainy days per year.
Acatzingo has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 32.1 °C (on 8 May 1998) and the coldest -4.6 °C (on 25 February 1976).
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
AcatzingoPuebla
- coords
- 18.98°, -97.78°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
22.2°C
Average daily low
9.0°C
Annual rainfall
809mm
Sunshine / day
11.1h
Mean relative humidity
63%
Average peak wind
13.6km/h
Seasonal range
4.6°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
116 d/yr
Annual snowfall
0.0 cm
Average feels-like high
21.4 °C
Average feels-like low
7.4 °C
Average peak gust
32.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.81 · 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
32.1 °C
8 May 1998
Coldest day
-4.6 °C
25 February 1976
Wettest day
88 mm
21 August 2021
Windiest day
38.0 km/h
22 August 2007
Strongest gust
92.2 km/h
9 March 2016
Hottest feels-like
32.7 °C
10 May 2024
Coldest feels-like
-9.2 °C
25 February 1976
Snowiest day
0.7 cm
11 January 1967
Sunniest day
13.0 h
26 May 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 | 21.5 °C | +1.5 °C | 12 mm | +1 mm |
| Feb | 23.2 °C | +1.8 °C | 31 mm | +19 mm |
| Mar | 25.1 °C | +1.8 °C | 16 mm | -7 mm |
| Apr | 25.4 °C | +1.1 °C | 36 mm | -17 mm |
| May | 24.8 °C | +0.9 °C | 163 mm | +55 mm |
| Jun | 21.6 °C | -1.0 °C | 267 mm | +106 mm |
| Jul | 23.7 °C | +1.2 °C | 82 mm | -23 mm |
| Aug | 24.3 °C | +1.3 °C | 142 mm | +28 mm |
| Sep | 23.7 °C | +1.9 °C | 144 mm | +5 mm |
| Oct | 23.1 °C | +1.3 °C | 104 mm | +46 mm |
| Nov | 23.7 °C | +2.4 °C | 1 mm | -19 mm |
| Dec | 21.5 °C | +1.1 °C | 38 mm | +31 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 Acatzingo?
Acatzingo has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 809 mm of precipitation per year.
What is the hottest day ever recorded in Acatzingo?
The hottest day measured in Acatzingo between 1940 and 2025 was 8 May 1998, reaching 32.1 °C.
What is the coldest day in Acatzingo?
The coldest day measured in Acatzingo between 1940 and 2025 was 25 February 1976, at -4.6 °C.
Does it snow in Acatzingo?
Almost never: Acatzingo sees virtually no snow, with about 1 frost days per year.
Has the climate of Acatzingo warmed?
Yes: Acatzingo warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Acatzingo?
The wettest day measured in Acatzingo between 1940 and 2025 was 21 August 2021, with 88 mm of rain in 24 hours.
What was the windiest day in Acatzingo?
The windiest day measured in Acatzingo between 1940 and 2025 was 22 August 2007, with winds reaching 38.0 km/h.
What is the warmest month in Acatzingo?
The warmest month in Acatzingo is May (17.0 °C on average); the coldest is January (12.4 °C).
How much does it rain in Acatzingo?
Acatzingo receives on average 809 mm of precipitation per year, spread over about 116 rainy days.
Is it sunny in Acatzingo?
Acatzingo gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
What is the biggest single-day snowfall in Acatzingo?
The heaviest 24-hour snowfall measured in Acatzingo between 1940 and 2025 was 11 January 1967, with 0.7 cm.
Are there tropical nights in Acatzingo?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Acatzingo.
What was the most extreme apparent temperature in Acatzingo?
In Acatzingo, between 1940 and 2025, the highest apparent temperature reached 32.7 °C on 10 May 2024, and the lowest was -9.2 °C on 25 February 1976.
Compare Acatzingo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Acatzingo