Nuevo Casas Grandes climate — normals and trends
Nuevo Casas Grandes (Mexico) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.1 °C and it receives 284 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 (25.0 °C on average) and the coldest is January (6.6 °C). Rainfall peaks in July.
Nuevo Casas Grandes averages 45 frost days, 82 hot days (≥ 30 °C) and 58 rainy days per year.
Nuevo Casas Grandes has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 57 to 33 per year over the period.
The hottest day of the period reached 40.8 °C (on 28 June 1994) and the coldest -20.0 °C (on 30 January 1949).
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
Nuevo Casas GrandesChihuahua
- coords
- 30.42°, -107.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.1°C
Average daily high
23.7°C
Average daily low
8.8°C
Annual rainfall
284mm
Sunshine / day
11.2h
Mean relative humidity
44%
Average peak wind
17.9km/h
Seasonal range
18.4°C
Frost days (< 0 °C)
45 d/yr
Hot days (≥ 30 °C)
82 d/yr
Rainy days (≥ 1 mm)
58 d/yr
Annual snowfall
7.8 cm
Average feels-like high
21.1 °C
Average feels-like low
6.3 °C
Average peak gust
38.4 km/h
Tropical nights (≥ 20 °C)
9 d/yr
Solar radiation
21.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.59 · 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
40.8 °C
28 June 1994
Coldest day
-20.0 °C
30 January 1949
Wettest day
74 mm
12 October 2025
Windiest day
54.6 km/h
9 February 1960
Strongest gust
104.4 km/h
26 April 1984
Hottest feels-like
40.0 °C
27 June 1994
Coldest feels-like
-25.5 °C
30 January 1949
Snowiest day
14.4 cm
22 January 2007
Sunniest day
13.8 h
30 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 14.6 °C | 0.0 °C | 10 mm | -8 mm |
| Feb | 23.2 °C | +6.1 °C | 0 mm | -12 mm |
| Mar | 22.4 °C | +2.3 °C | 0 mm | -11 mm |
| Apr | 26.1 °C | +1.8 °C | 1 mm | -7 mm |
| May | 29.6 °C | +0.9 °C | 1 mm | -7 mm |
| Jun | 34.5 °C | +1.8 °C | 50 mm | +34 mm |
| Jul | 31.8 °C | +0.9 °C | 49 mm | -17 mm |
| Aug | 32.9 °C | +3.3 °C | 38 mm | -21 mm |
| Sep | 28.1 °C | 0.0 °C | 92 mm | +55 mm |
| Oct | 26.9 °C | +2.4 °C | 84 mm | +63 mm |
| Nov | 22.9 °C | +3.8 °C | 8 mm | -4 mm |
| Dec | 20.8 °C | +5.6 °C | 2 mm | -15 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 Nuevo Casas Grandes?
Nuevo Casas Grandes has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.1 °C and it receives 284 mm of precipitation per year.
What is the hottest day ever recorded in Nuevo Casas Grandes?
The hottest day measured in Nuevo Casas Grandes between 1940 and 2025 was 28 June 1994, reaching 40.8 °C.
What is the coldest day in Nuevo Casas Grandes?
The coldest day measured in Nuevo Casas Grandes between 1940 and 2025 was 30 January 1949, at -20.0 °C.
Does it snow in Nuevo Casas Grandes?
Yes. Nuevo Casas Grandes gets on average 7.8 cm of snow per year and has around 45 frost days.
Has the climate of Nuevo Casas Grandes warmed?
Yes: Nuevo Casas Grandes warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nuevo Casas Grandes?
The wettest day measured in Nuevo Casas Grandes between 1940 and 2025 was 12 October 2025, with 74 mm of rain in 24 hours.
What was the windiest day in Nuevo Casas Grandes?
The windiest day measured in Nuevo Casas Grandes between 1940 and 2025 was 9 February 1960, with winds reaching 54.6 km/h.
What is the warmest month in Nuevo Casas Grandes?
The warmest month in Nuevo Casas Grandes is June (25.0 °C on average); the coldest is January (6.6 °C).
How much does it rain in Nuevo Casas Grandes?
Nuevo Casas Grandes receives on average 284 mm of precipitation per year, spread over about 58 rainy days.
Is it sunny in Nuevo Casas Grandes?
Nuevo Casas Grandes gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Nuevo Casas Grandes?
The heaviest 24-hour snowfall measured in Nuevo Casas Grandes between 1940 and 2025 was 22 January 2007, with 14.4 cm.
Are there tropical nights in Nuevo Casas Grandes?
Yes: Nuevo Casas Grandes has on average 9 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nuevo Casas Grandes?
In Nuevo Casas Grandes, between 1940 and 2025, the highest apparent temperature reached 40.0 °C on 27 June 1994, and the lowest was -25.5 °C on 30 January 1949.
Compare Nuevo Casas Grandes with another city
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Nearby cities
The climate around Nuevo Casas Grandes