Rincón de Romos climate — normals and trends
Rincón de Romos (Mexico) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.7 °C and it receives 482 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 (20.6 °C on average) and the coldest is January (11.7 °C). Rainfall peaks in July.
Rincón de Romos averages 2 frost days, 17 hot days (≥ 30 °C) and 71 rainy days per year.
Rincón de Romos has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.4 °C (on 25 May 2024) and the coldest -7.4 °C (on 24 January 1981).
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
Rincón de RomosAguascalientes
- coords
- 22.23°, -102.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.7°C
Average daily high
24.1°C
Average daily low
10.2°C
Annual rainfall
482mm
Sunshine / day
11.0h
Mean relative humidity
52%
Average peak wind
16.1km/h
Seasonal range
8.9°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
71 d/yr
Annual snowfall
0.4 cm
Average feels-like high
22.4 °C
Average feels-like low
8.4 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
22.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.56 · 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
35.4 °C
25 May 2024
Coldest day
-7.4 °C
24 January 1981
Wettest day
75 mm
31 August 2001
Windiest day
46.6 km/h
4 March 1983
Strongest gust
92.2 km/h
18 March 1964
Hottest feels-like
35.5 °C
9 June 1989
Coldest feels-like
-12.4 °C
13 December 1997
Snowiest day
9.9 cm
12 January 1967
Sunniest day
13.3 h
29 June 1942
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 | +1.9 °C | 12 mm | -5 mm |
| Feb | 25.6 °C | +3.9 °C | 0 mm | -11 mm |
| Mar | 27.5 °C | +2.9 °C | 1 mm | -7 mm |
| Apr | 28.9 °C | +1.9 °C | 0 mm | -13 mm |
| May | 30.4 °C | +2.1 °C | 35 mm | +1 mm |
| Jun | 26.5 °C | -0.6 °C | 79 mm | +2 mm |
| Jul | 24.7 °C | -0.6 °C | 163 mm | +69 mm |
| Aug | 26.4 °C | +1.0 °C | 144 mm | +59 mm |
| Sep | 26.0 °C | +1.7 °C | 88 mm | +9 mm |
| Oct | 26.3 °C | +2.7 °C | 19 mm | -18 mm |
| Nov | 25.4 °C | +3.2 °C | 1 mm | -12 mm |
| Dec | 22.6 °C | +2.5 °C | 7 mm | -6 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 Rincón de Romos?
Rincón de Romos has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.7 °C and it receives 482 mm of precipitation per year.
What is the hottest day ever recorded in Rincón de Romos?
The hottest day measured in Rincón de Romos between 1940 and 2025 was 25 May 2024, reaching 35.4 °C.
What is the coldest day in Rincón de Romos?
The coldest day measured in Rincón de Romos between 1940 and 2025 was 24 January 1981, at -7.4 °C.
Does it snow in Rincón de Romos?
Almost never: Rincón de Romos sees virtually no snow, with about 2 frost days per year.
Has the climate of Rincón de Romos warmed?
Yes: Rincón de Romos warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rincón de Romos?
The wettest day measured in Rincón de Romos between 1940 and 2025 was 31 August 2001, with 75 mm of rain in 24 hours.
What was the windiest day in Rincón de Romos?
The windiest day measured in Rincón de Romos between 1940 and 2025 was 4 March 1983, with winds reaching 46.6 km/h.
What is the warmest month in Rincón de Romos?
The warmest month in Rincón de Romos is May (20.6 °C on average); the coldest is January (11.7 °C).
How much does it rain in Rincón de Romos?
Rincón de Romos receives on average 482 mm of precipitation per year, spread over about 71 rainy days.
Is it sunny in Rincón de Romos?
Rincón de Romos 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 Rincón de Romos?
The heaviest 24-hour snowfall measured in Rincón de Romos between 1940 and 2025 was 12 January 1967, with 9.9 cm.
Are there tropical nights in Rincón de Romos?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Rincón de Romos.
What was the most extreme apparent temperature in Rincón de Romos?
In Rincón de Romos, between 1940 and 2025, the highest apparent temperature reached 35.5 °C on 9 June 1989, and the lowest was -12.4 °C on 13 December 1997.
Compare Rincón de Romos with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rincón de Romos