Ciénega de Flores climate — normals and trends
Ciénega de Flores (Mexico) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 21.4 °C and it receives 471 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 July (27.5 °C on average) and the coldest is January (13.2 °C). Rainfall peaks in September.
Ciénega de Flores averages 2 frost days, 156 hot days (≥ 30 °C) and 85 rainy days per year.
Ciénega de Flores 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 43.9 °C (on 28 June 1957) and the coldest -7.9 °C (on 12 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
Ciénega de FloresNuevo León
- coords
- 25.95°, -100.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.4°C
Average daily high
27.5°C
Average daily low
16.1°C
Annual rainfall
471mm
Sunshine / day
10.5h
Mean relative humidity
65%
Average peak wind
15.4km/h
Seasonal range
14.3°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
156 d/yr
Rainy days (≥ 1 mm)
85 d/yr
Annual snowfall
0.4 cm
Average feels-like high
28.0 °C
Average feels-like low
16.5 °C
Average peak gust
33.8 km/h
Tropical nights (≥ 20 °C)
135 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.29 · 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
28 June 1957
Coldest day
-7.9 °C
12 January 1962
Wettest day
143 mm
29 August 1977
Windiest day
46.6 km/h
18 March 2008
Strongest gust
97.6 km/h
10 August 1980
Hottest feels-like
46.3 °C
24 May 2024
Coldest feels-like
-12.4 °C
30 January 1949
Snowiest day
7.8 cm
9 January 1967
Sunniest day
13.4 h
6 July 1949
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 | 16.7 °C | -2.9 °C | 25 mm | -3 mm |
| Feb | 24.9 °C | +2.6 °C | 9 mm | -17 mm |
| Mar | 30.0 °C | +3.9 °C | 24 mm | -4 mm |
| Apr | 32.3 °C | +2.8 °C | 8 mm | -26 mm |
| May | 33.6 °C | +2.0 °C | 48 mm | -1 mm |
| Jun | 33.7 °C | +0.6 °C | 24 mm | -22 mm |
| Jul | 33.3 °C | -0.3 °C | 58 mm | +22 mm |
| Aug | 34.5 °C | +1.1 °C | 44 mm | -1 mm |
| Sep | 30.8 °C | +0.5 °C | 192 mm | +107 mm |
| Oct | 29.7 °C | +2.6 °C | 15 mm | -29 mm |
| Nov | 26.9 °C | +3.7 °C | 25 mm | -2 mm |
| Dec | 23.5 °C | +3.1 °C | 8 mm | -16 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 Ciénega de Flores?
Ciénega de Flores has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 21.4 °C and it receives 471 mm of precipitation per year.
What is the hottest day ever recorded in Ciénega de Flores?
The hottest day measured in Ciénega de Flores between 1940 and 2025 was 28 June 1957, reaching 43.9 °C.
What is the coldest day in Ciénega de Flores?
The coldest day measured in Ciénega de Flores between 1940 and 2025 was 12 January 1962, at -7.9 °C.
Does it snow in Ciénega de Flores?
Almost never: Ciénega de Flores sees virtually no snow, with about 2 frost days per year.
Has the climate of Ciénega de Flores warmed?
Yes: Ciénega de Flores warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ciénega de Flores?
The wettest day measured in Ciénega de Flores between 1940 and 2025 was 29 August 1977, with 143 mm of rain in 24 hours.
What was the windiest day in Ciénega de Flores?
The windiest day measured in Ciénega de Flores between 1940 and 2025 was 18 March 2008, with winds reaching 46.6 km/h.
What is the warmest month in Ciénega de Flores?
The warmest month in Ciénega de Flores is July (27.5 °C on average); the coldest is January (13.2 °C).
How much does it rain in Ciénega de Flores?
Ciénega de Flores receives on average 471 mm of precipitation per year, spread over about 85 rainy days.
Is it sunny in Ciénega de Flores?
Ciénega de Flores gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ciénega de Flores?
The heaviest 24-hour snowfall measured in Ciénega de Flores between 1940 and 2025 was 9 January 1967, with 7.8 cm.
Are there tropical nights in Ciénega de Flores?
Yes: Ciénega de Flores has on average 135 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ciénega de Flores?
In Ciénega de Flores, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 24 May 2024, and the lowest was -12.4 °C on 30 January 1949.
Compare Ciénega de Flores with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ciénega de Flores