Erechim climate — normals and trends
Erechim (Brazil) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.9 °C and it receives 1,981 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 (22.3 °C on average) and the coldest is July (12.9 °C). Rainfall peaks in October.
Erechim averages 3 frost days, 20 hot days (≥ 30 °C) and 154 rainy days per year.
Erechim has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.3 °C (on 26 November 1942) and the coldest -5.8 °C (on 18 July 1975).
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
ErechimRio Grande do Sul
- coords
- -27.63°, -52.28°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.9°C
Average daily high
23.3°C
Average daily low
13.3°C
Annual rainfall
1,981mm
Sunshine / day
9.0h
Mean relative humidity
79%
Average peak wind
15.5km/h
Seasonal range
9.4°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
20 d/yr
Rainy days (≥ 1 mm)
154 d/yr
Annual snowfall
0.3 cm
Average feels-like high
24.5 °C
Average feels-like low
12.6 °C
Average peak gust
32.8 km/h
Tropical nights (≥ 20 °C)
11 d/yr
Solar radiation
17.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.24 · 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
36.3 °C
26 November 1942
Coldest day
-5.8 °C
18 July 1975
Wettest day
147 mm
7 December 2024
Windiest day
45.3 km/h
5 June 1992
Strongest gust
112.7 km/h
29 April 1992
Hottest feels-like
40.5 °C
24 January 2022
Coldest feels-like
-9.8 °C
18 July 1975
Snowiest day
10.9 cm
21 August 1965
Sunniest day
13.5 h
2 December 1941
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 | 27.9 °C | +0.4 °C | 194 mm | -10 mm |
| Feb | 29.2 °C | +2.1 °C | 127 mm | -40 mm |
| Mar | 28.1 °C | +2.0 °C | 98 mm | -53 mm |
| Apr | 22.7 °C | -0.7 °C | 80 mm | -52 mm |
| May | 21.0 °C | +0.9 °C | 132 mm | -19 mm |
| Jun | 15.9 °C | -2.5 °C | 359 mm | +209 mm |
| Jul | 17.9 °C | -0.6 °C | 58 mm | -77 mm |
| Aug | 18.8 °C | -1.4 °C | 159 mm | +17 mm |
| Sep | 21.2 °C | -0.4 °C | 202 mm | +16 mm |
| Oct | 22.5 °C | -1.1 °C | 261 mm | +34 mm |
| Nov | 25.9 °C | +0.4 °C | 126 mm | -43 mm |
| Dec | 28.0 °C | +1.0 °C | 248 mm | +79 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 Erechim?
Erechim has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.9 °C and it receives 1,981 mm of precipitation per year.
What is the hottest day ever recorded in Erechim?
The hottest day measured in Erechim between 1940 and 2025 was 26 November 1942, reaching 36.3 °C.
What is the coldest day in Erechim?
The coldest day measured in Erechim between 1940 and 2025 was 18 July 1975, at -5.8 °C.
Does it snow in Erechim?
Almost never: Erechim sees virtually no snow, with about 3 frost days per year.
Has the climate of Erechim warmed?
Yes: Erechim warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Erechim?
The wettest day measured in Erechim between 1940 and 2025 was 7 December 2024, with 147 mm of rain in 24 hours.
What was the windiest day in Erechim?
The windiest day measured in Erechim between 1940 and 2025 was 5 June 1992, with winds reaching 45.3 km/h.
What is the warmest month in Erechim?
The warmest month in Erechim is January (22.3 °C on average); the coldest is July (12.9 °C).
How much does it rain in Erechim?
Erechim receives on average 1,981 mm of precipitation per year, spread over about 154 rainy days.
Is it sunny in Erechim?
Erechim gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Erechim?
The heaviest 24-hour snowfall measured in Erechim between 1940 and 2025 was 21 August 1965, with 10.9 cm.
Are there tropical nights in Erechim?
Yes: Erechim has on average 11 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Erechim?
In Erechim, between 1940 and 2025, the highest apparent temperature reached 40.5 °C on 24 January 2022, and the lowest was -9.8 °C on 18 July 1975.
Compare Erechim with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Erechim