Sombrerete climate — normals and trends
Sombrerete (Mexico) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 14.9 °C and it receives 562 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 June (19.6 °C on average) and the coldest is January (9.5 °C). Rainfall peaks in July.
Sombrerete averages 14 frost days, 6 hot days (≥ 30 °C) and 77 rainy days per year.
Sombrerete has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 18 to 10 per year over the period.
The hottest day of the period reached 34.1 °C (on 16 June 2023) and the coldest -12.0 °C (on 13 December 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
SombrereteZacatecas
- coords
- 23.63°, -103.64°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.9°C
Average daily high
22.1°C
Average daily low
8.2°C
Annual rainfall
562mm
Sunshine / day
11.0h
Mean relative humidity
52%
Average peak wind
17.2km/h
Seasonal range
10.1°C
Frost days (< 0 °C)
14 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
77 d/yr
Annual snowfall
1.0 cm
Average feels-like high
19.9 °C
Average feels-like low
5.8 °C
Average peak gust
38.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
22.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.42 · 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
34.1 °C
16 June 2023
Coldest day
-12.0 °C
13 December 1997
Wettest day
80 mm
27 July 2020
Windiest day
52.9 km/h
4 March 1983
Strongest gust
114.8 km/h
4 March 1983
Hottest feels-like
34.7 °C
21 May 2024
Coldest feels-like
-16.9 °C
13 December 1997
Snowiest day
26.7 cm
12 January 1987
Sunniest day
13.5 h
26 June 1941
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 | 19.3 °C | +2.0 °C | 9 mm | -7 mm |
| Feb | 24.1 °C | +4.8 °C | 0 mm | -10 mm |
| Mar | 25.4 °C | +3.5 °C | 0 mm | -7 mm |
| Apr | 27.0 °C | +2.4 °C | 2 mm | -7 mm |
| May | 28.7 °C | +2.1 °C | 29 mm | +6 mm |
| Jun | 27.1 °C | +0.9 °C | 82 mm | -0 mm |
| Jul | 23.3 °C | -0.6 °C | 187 mm | +59 mm |
| Aug | 24.2 °C | +0.8 °C | 151 mm | +28 mm |
| Sep | 22.7 °C | +0.5 °C | 197 mm | +93 mm |
| Oct | 22.9 °C | +1.3 °C | 15 mm | -23 mm |
| Nov | 22.1 °C | +2.0 °C | 1 mm | -10 mm |
| Dec | 19.9 °C | +2.1 °C | 7 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 Sombrerete?
Sombrerete has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 14.9 °C and it receives 562 mm of precipitation per year.
What is the hottest day ever recorded in Sombrerete?
The hottest day measured in Sombrerete between 1940 and 2025 was 16 June 2023, reaching 34.1 °C.
What is the coldest day in Sombrerete?
The coldest day measured in Sombrerete between 1940 and 2025 was 13 December 1997, at -12.0 °C.
Does it snow in Sombrerete?
Almost never: Sombrerete sees virtually no snow, with about 14 frost days per year.
Has the climate of Sombrerete warmed?
Yes: Sombrerete warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sombrerete?
The wettest day measured in Sombrerete between 1940 and 2025 was 27 July 2020, with 80 mm of rain in 24 hours.
What was the windiest day in Sombrerete?
The windiest day measured in Sombrerete between 1940 and 2025 was 4 March 1983, with winds reaching 52.9 km/h.
What is the warmest month in Sombrerete?
The warmest month in Sombrerete is June (19.6 °C on average); the coldest is January (9.5 °C).
How much does it rain in Sombrerete?
Sombrerete receives on average 562 mm of precipitation per year, spread over about 77 rainy days.
Is it sunny in Sombrerete?
Sombrerete gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sombrerete?
The heaviest 24-hour snowfall measured in Sombrerete between 1940 and 2025 was 12 January 1987, with 26.7 cm.
Are there tropical nights in Sombrerete?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Sombrerete.
What was the most extreme apparent temperature in Sombrerete?
In Sombrerete, between 1940 and 2025, the highest apparent temperature reached 34.7 °C on 21 May 2024, and the lowest was -16.9 °C on 13 December 1997.
Compare Sombrerete with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sombrerete