Víctor Rosales climate — normals and trends
Víctor Rosales (Mexico) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.0 °C and it receives 507 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 (20.1 °C on average) and the coldest is January (10.8 °C). Rainfall peaks in July.
Víctor Rosales averages 4 frost days, 9 hot days (≥ 30 °C) and 73 rainy days per year.
Víctor Rosales has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.7 °C (on 15 June 2023) and the coldest -8.7 °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
Víctor RosalesZacatecas
- coords
- 22.95°, -102.70°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.0°C
Average daily high
23.0°C
Average daily low
9.4°C
Annual rainfall
507mm
Sunshine / day
11.1h
Mean relative humidity
51%
Average peak wind
18.9km/h
Seasonal range
9.3°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
73 d/yr
Annual snowfall
0.5 cm
Average feels-like high
20.7 °C
Average feels-like low
7.1 °C
Average peak gust
37.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
22.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
34.7 °C
15 June 2023
Coldest day
-8.7 °C
13 December 1997
Wettest day
68 mm
27 July 2020
Windiest day
57.9 km/h
4 March 1983
Strongest gust
104.4 km/h
4 March 1983
Hottest feels-like
34.5 °C
9 June 1989
Coldest feels-like
-15.4 °C
13 December 1997
Snowiest day
13.8 cm
9 January 1967
Sunniest day
13.4 h
28 June 2023
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 | 20.1 °C | +1.7 °C | 14 mm | -2 mm |
| Feb | 24.4 °C | +4.0 °C | 1 mm | -9 mm |
| Mar | 26.0 °C | +2.9 °C | 0 mm | -6 mm |
| Apr | 27.4 °C | +1.7 °C | 3 mm | -8 mm |
| May | 29.4 °C | +2.0 °C | 31 mm | +5 mm |
| Jun | 27.0 °C | +0.4 °C | 74 mm | -5 mm |
| Jul | 23.9 °C | -0.8 °C | 188 mm | +82 mm |
| Aug | 24.8 °C | +0.3 °C | 133 mm | +33 mm |
| Sep | 23.9 °C | +0.8 °C | 159 mm | +68 mm |
| Oct | 24.3 °C | +1.9 °C | 20 mm | -18 mm |
| Nov | 23.4 °C | +2.3 °C | 2 mm | -9 mm |
| Dec | 20.9 °C | +2.0 °C | 9 mm | -3 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 Víctor Rosales?
Víctor Rosales has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.0 °C and it receives 507 mm of precipitation per year.
What is the hottest day ever recorded in Víctor Rosales?
The hottest day measured in Víctor Rosales between 1940 and 2025 was 15 June 2023, reaching 34.7 °C.
What is the coldest day in Víctor Rosales?
The coldest day measured in Víctor Rosales between 1940 and 2025 was 13 December 1997, at -8.7 °C.
Does it snow in Víctor Rosales?
Almost never: Víctor Rosales sees virtually no snow, with about 4 frost days per year.
Has the climate of Víctor Rosales warmed?
Yes: Víctor Rosales warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Víctor Rosales?
The wettest day measured in Víctor Rosales between 1940 and 2025 was 27 July 2020, with 68 mm of rain in 24 hours.
What was the windiest day in Víctor Rosales?
The windiest day measured in Víctor Rosales between 1940 and 2025 was 4 March 1983, with winds reaching 57.9 km/h.
What is the warmest month in Víctor Rosales?
The warmest month in Víctor Rosales is June (20.1 °C on average); the coldest is January (10.8 °C).
How much does it rain in Víctor Rosales?
Víctor Rosales receives on average 507 mm of precipitation per year, spread over about 73 rainy days.
Is it sunny in Víctor Rosales?
Víctor Rosales 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 Víctor Rosales?
The heaviest 24-hour snowfall measured in Víctor Rosales between 1940 and 2025 was 9 January 1967, with 13.8 cm.
Are there tropical nights in Víctor Rosales?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Víctor Rosales.
What was the most extreme apparent temperature in Víctor Rosales?
In Víctor Rosales, between 1940 and 2025, the highest apparent temperature reached 34.5 °C on 9 June 1989, and the lowest was -15.4 °C on 13 December 1997.
Compare Víctor Rosales with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Víctor Rosales