Tostado climate — normals and trends
Tostado (Argentina) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.4 °C and it receives 1,075 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 (26.9 °C on average) and the coldest is July (13.6 °C). Rainfall peaks in January.
Tostado averages 1 frost days, 107 hot days (≥ 30 °C) and 96 rainy days per year.
No statistically significant temperature trend emerges for Tostado between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 44.9 °C (on 18 December 1971) and the coldest -4.2 °C (on 11 July 2007).
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
TostadoSanta Fe
- coords
- -29.23°, -61.77°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.4°C
Average daily high
25.9°C
Average daily low
15.6°C
Annual rainfall
1,075mm
Sunshine / day
9.6h
Mean relative humidity
68%
Average peak wind
16.6km/h
Seasonal range
13.3°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
107 d/yr
Rainy days (≥ 1 mm)
96 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.9 °C
Average feels-like low
15.0 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
97 d/yr
Solar radiation
17.7 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
44.9 °C
18 December 1971
Coldest day
-4.2 °C
11 July 2007
Wettest day
203 mm
4 December 1978
Windiest day
42.5 km/h
18 January 1952
Strongest gust
88.6 km/h
1 November 1999
Hottest feels-like
46.6 °C
3 January 1963
Coldest feels-like
-8.1 °C
2 August 1991
Sunniest day
13.9 h
14 December 1940
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 | 35.2 °C | +2.8 °C | 49 mm | -89 mm |
| Feb | 38.0 °C | +6.6 °C | 27 mm | -86 mm |
| Mar | 32.1 °C | +3.0 °C | 63 mm | -75 mm |
| Apr | 26.1 °C | +0.8 °C | 11 mm | -91 mm |
| May | 24.4 °C | +2.4 °C | 36 mm | -17 mm |
| Jun | 18.4 °C | -0.6 °C | 7 mm | -27 mm |
| Jul | 21.4 °C | +2.2 °C | 31 mm | -1 mm |
| Aug | 23.6 °C | +2.0 °C | 81 mm | +43 mm |
| Sep | 25.5 °C | +1.5 °C | 42 mm | -26 mm |
| Oct | 29.2 °C | +2.6 °C | 38 mm | -75 mm |
| Nov | 30.7 °C | +1.5 °C | 127 mm | +2 mm |
| Dec | 31.8 °C | +0.3 °C | 175 mm | +54 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 Tostado?
Tostado has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 1,075 mm of precipitation per year.
What is the hottest day ever recorded in Tostado?
The hottest day measured in Tostado between 1940 and 2025 was 18 December 1971, reaching 44.9 °C.
What is the coldest day in Tostado?
The coldest day measured in Tostado between 1940 and 2025 was 11 July 2007, at -4.2 °C.
Does it snow in Tostado?
Almost never: Tostado sees virtually no snow, with about 1 frost days per year.
Has the climate of Tostado warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Tostado.
What is the wettest day in Tostado?
The wettest day measured in Tostado between 1940 and 2025 was 4 December 1978, with 203 mm of rain in 24 hours.
What was the windiest day in Tostado?
The windiest day measured in Tostado between 1940 and 2025 was 18 January 1952, with winds reaching 42.5 km/h.
What is the warmest month in Tostado?
The warmest month in Tostado is January (26.9 °C on average); the coldest is July (13.6 °C).
How much does it rain in Tostado?
Tostado receives on average 1,075 mm of precipitation per year, spread over about 96 rainy days.
Is it sunny in Tostado?
Tostado gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
Are there tropical nights in Tostado?
Yes: Tostado has on average 97 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tostado?
In Tostado, between 1940 and 2025, the highest apparent temperature reached 46.6 °C on 3 January 1963, and the lowest was -8.1 °C on 2 August 1991.
Compare Tostado with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tostado