Ojinaga climate — normals and trends
Ojinaga (Mexico) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 21.0 °C and it receives 197 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 (29.9 °C on average) and the coldest is January (10.3 °C). Rainfall peaks in September.
Ojinaga averages 14 frost days, 167 hot days (≥ 30 °C) and 37 rainy days per year.
Ojinaga has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.9 °C (on 7 August 2023) and the coldest -13.0 °C (on 11 January 1962).
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
OjinagaChihuahua
- coords
- 29.57°, -104.54°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.0°C
Average daily high
27.7°C
Average daily low
14.0°C
Annual rainfall
197mm
Sunshine / day
11.3h
Mean relative humidity
40%
Average peak wind
15.0km/h
Seasonal range
19.6°C
Frost days (< 0 °C)
14 d/yr
Hot days (≥ 30 °C)
167 d/yr
Rainy days (≥ 1 mm)
37 d/yr
Annual snowfall
1.8 cm
Average feels-like high
26.1 °C
Average feels-like low
12.4 °C
Average peak gust
32.7 km/h
Tropical nights (≥ 20 °C)
116 d/yr
Solar radiation
21.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.44 · 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
43.9 °C
7 August 2023
Coldest day
-13.0 °C
11 January 1962
Wettest day
91 mm
3 July 2010
Windiest day
45.1 km/h
20 January 1973
Strongest gust
94.0 km/h
20 January 1973
Hottest feels-like
44.9 °C
6 August 2023
Coldest feels-like
-18.1 °C
11 January 1962
Snowiest day
8.5 cm
28 November 1969
Sunniest day
13.9 h
22 June 1971
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 | 16.0 °C | -1.5 °C | 5 mm | -6 mm |
| Feb | 25.4 °C | +4.4 °C | 1 mm | -8 mm |
| Mar | 27.7 °C | +2.4 °C | 4 mm | -2 mm |
| Apr | 32.2 °C | +2.5 °C | 3 mm | -5 mm |
| May | 34.6 °C | +1.1 °C | 6 mm | -9 mm |
| Jun | 37.8 °C | +1.5 °C | 26 mm | +9 mm |
| Jul | 35.6 °C | +0.5 °C | 38 mm | +8 mm |
| Aug | 36.7 °C | +2.3 °C | 7 mm | -22 mm |
| Sep | 33.0 °C | +1.2 °C | 34 mm | -0 mm |
| Oct | 31.2 °C | +3.1 °C | 1 mm | -18 mm |
| Nov | 26.5 °C | +4.5 °C | 1 mm | -9 mm |
| Dec | 23.3 °C | +5.1 °C | 0 mm | -10 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 Ojinaga?
Ojinaga has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 21.0 °C and it receives 197 mm of precipitation per year.
What is the hottest day ever recorded in Ojinaga?
The hottest day measured in Ojinaga between 1940 and 2025 was 7 August 2023, reaching 43.9 °C.
What is the coldest day in Ojinaga?
The coldest day measured in Ojinaga between 1940 and 2025 was 11 January 1962, at -13.0 °C.
Does it snow in Ojinaga?
Yes. Ojinaga gets on average 1.8 cm of snow per year and has around 14 frost days.
Has the climate of Ojinaga warmed?
Yes: Ojinaga warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ojinaga?
The wettest day measured in Ojinaga between 1940 and 2025 was 3 July 2010, with 91 mm of rain in 24 hours.
What was the windiest day in Ojinaga?
The windiest day measured in Ojinaga between 1940 and 2025 was 20 January 1973, with winds reaching 45.1 km/h.
What is the warmest month in Ojinaga?
The warmest month in Ojinaga is June (29.9 °C on average); the coldest is January (10.3 °C).
How much does it rain in Ojinaga?
Ojinaga receives on average 197 mm of precipitation per year, spread over about 37 rainy days.
Is it sunny in Ojinaga?
Ojinaga gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ojinaga?
The heaviest 24-hour snowfall measured in Ojinaga between 1940 and 2025 was 28 November 1969, with 8.5 cm.
Are there tropical nights in Ojinaga?
Yes: Ojinaga has on average 116 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ojinaga?
In Ojinaga, between 1940 and 2025, the highest apparent temperature reached 44.9 °C on 6 August 2023, and the lowest was -18.1 °C on 11 January 1962.
Compare Ojinaga with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ojinaga