Azul climate — normals and trends
Azul (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.7 °C and it receives 846 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 January (22.0 °C on average) and the coldest is July (7.6 °C). Rainfall peaks in November.
Azul averages 17 frost days, 28 hot days (≥ 30 °C) and 91 rainy days per year.
No statistically significant temperature trend emerges for Azul between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 39.3 °C (on 12 February 1946) and the coldest -8.4 °C (on 14 June 1967).
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
AzulBuenos Aires
- coords
- -36.78°, -59.86°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.7°C
Average daily high
20.3°C
Average daily low
9.5°C
Annual rainfall
846mm
Sunshine / day
9.4h
Mean relative humidity
72%
Average peak wind
19.7km/h
Seasonal range
14.4°C
Frost days (< 0 °C)
17 d/yr
Hot days (≥ 30 °C)
28 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
0.1 cm
Average feels-like high
19.2 °C
Average feels-like low
7.2 °C
Average peak gust
37.0 km/h
Tropical nights (≥ 20 °C)
7 d/yr
Solar radiation
16.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
No clear trend over this period
Over a short window, year-to-year swings outweigh the climate signal. Try 86 years.
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
39.3 °C
12 February 1946
Coldest day
-8.4 °C
14 June 1967
Wettest day
114 mm
5 January 2021
Windiest day
56.3 km/h
8 June 1993
Strongest gust
101.2 km/h
8 June 1993
Hottest feels-like
41.3 °C
1 February 1947
Coldest feels-like
-13.1 °C
14 June 1967
Snowiest day
2.9 cm
22 July 2009
Sunniest day
14.0 h
15 December 2025
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 | 30.0 °C | +1.7 °C | 14 mm | -78 mm |
| Feb | 29.2 °C | +2.0 °C | 71 mm | -8 mm |
| Mar | 24.1 °C | -0.4 °C | 112 mm | +24 mm |
| Apr | 19.6 °C | -0.8 °C | 56 mm | -19 mm |
| May | 17.3 °C | +1.0 °C | 85 mm | +29 mm |
| Jun | 12.6 °C | -0.4 °C | 12 mm | -30 mm |
| Jul | 12.6 °C | 0.0 °C | 70 mm | +29 mm |
| Aug | 14.9 °C | +0.2 °C | 74 mm | +27 mm |
| Sep | 17.7 °C | +0.7 °C | 75 mm | +12 mm |
| Oct | 20.8 °C | +1.0 °C | 113 mm | +25 mm |
| Nov | 22.8 °C | -0.7 °C | 93 mm | -2 mm |
| Dec | 29.1 °C | +2.3 °C | 60 mm | -18 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 Azul?
Azul has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.7 °C and it receives 846 mm of precipitation per year.
What is the hottest day ever recorded in Azul?
The hottest day measured in Azul between 1940 and 2025 was 12 February 1946, reaching 39.3 °C.
What is the coldest day in Azul?
The coldest day measured in Azul between 1940 and 2025 was 14 June 1967, at -8.4 °C.
Does it snow in Azul?
Almost never: Azul sees virtually no snow, with about 17 frost days per year.
Has the climate of Azul warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Azul.
What is the wettest day in Azul?
The wettest day measured in Azul between 1940 and 2025 was 5 January 2021, with 114 mm of rain in 24 hours.
What was the windiest day in Azul?
The windiest day measured in Azul between 1940 and 2025 was 8 June 1993, with winds reaching 56.3 km/h.
What is the warmest month in Azul?
The warmest month in Azul is January (22.0 °C on average); the coldest is July (7.6 °C).
How much does it rain in Azul?
Azul receives on average 846 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Azul?
Azul gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
What is the biggest single-day snowfall in Azul?
The heaviest 24-hour snowfall measured in Azul between 1940 and 2025 was 22 July 2009, with 2.9 cm.
Are there tropical nights in Azul?
Yes: Azul has on average 7 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Azul?
In Azul, between 1940 and 2025, the highest apparent temperature reached 41.3 °C on 1 February 1947, and the lowest was -13.1 °C on 14 June 1967.
Compare Azul with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Azul