Cachoeira do Piriá climate — normals and trends
Cachoeira do Piriá (Brazil) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.1 °C and it receives 2,035 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 November (27.7 °C on average) and the coldest is March (25.2 °C). Rainfall peaks in March.
Cachoeira do Piriá averages 0 frost days, 240 hot days (≥ 30 °C) and 235 rainy days per year.
Cachoeira do Piriá has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.6 °C (on 18 October 1941) and the coldest 19.0 °C (on 25 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
Cachoeira do PiriáPará
- coords
- -1.76°, -46.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.1°C
Average daily high
30.8°C
Average daily low
22.8°C
Annual rainfall
2,035mm
Sunshine / day
10.1h
Mean relative humidity
83%
Average peak wind
14.2km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
240 d/yr
Rainy days (≥ 1 mm)
235 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.9 °C
Average feels-like low
26.8 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
17.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.49 · 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
37.6 °C
18 October 1941
Coldest day
19.0 °C
25 July 1975
Wettest day
252 mm
10 May 1978
Windiest day
26.0 km/h
11 October 1960
Strongest gust
63.0 km/h
7 October 2005
Hottest feels-like
42.6 °C
13 November 1998
Coldest feels-like
21.2 °C
28 July 1975
Sunniest day
12.0 h
12 September 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 | 30.7 °C | +0.4 °C | 314 mm | +70 mm |
| Feb | 30.0 °C | +0.4 °C | 385 mm | +71 mm |
| Mar | 30.3 °C | +0.9 °C | 473 mm | +88 mm |
| Apr | 30.4 °C | +0.9 °C | 307 mm | -46 mm |
| May | 31.3 °C | +1.4 °C | 201 mm | -37 mm |
| Jun | 30.6 °C | +0.6 °C | 130 mm | -11 mm |
| Jul | 30.8 °C | +0.7 °C | 93 mm | -11 mm |
| Aug | 30.8 °C | -0.1 °C | 81 mm | +27 mm |
| Sep | 32.0 °C | 0.0 °C | 21 mm | -8 mm |
| Oct | 32.5 °C | -0.5 °C | 27 mm | +4 mm |
| Nov | 32.6 °C | -0.6 °C | 23 mm | -12 mm |
| Dec | 32.0 °C | 0.0 °C | 75 mm | -37 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 Cachoeira do Piriá?
Cachoeira do Piriá has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.1 °C and it receives 2,035 mm of precipitation per year.
What is the hottest day ever recorded in Cachoeira do Piriá?
The hottest day measured in Cachoeira do Piriá between 1940 and 2025 was 18 October 1941, reaching 37.6 °C.
What is the coldest day in Cachoeira do Piriá?
The coldest day measured in Cachoeira do Piriá between 1940 and 2025 was 25 July 1975, at 19.0 °C.
Does it snow in Cachoeira do Piriá?
Almost never: Cachoeira do Piriá sees virtually no snow, with about 0 frost days per year.
Has the climate of Cachoeira do Piriá warmed?
Yes: Cachoeira do Piriá warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cachoeira do Piriá?
The wettest day measured in Cachoeira do Piriá between 1940 and 2025 was 10 May 1978, with 252 mm of rain in 24 hours.
What was the windiest day in Cachoeira do Piriá?
The windiest day measured in Cachoeira do Piriá between 1940 and 2025 was 11 October 1960, with winds reaching 26.0 km/h.
What is the warmest month in Cachoeira do Piriá?
The warmest month in Cachoeira do Piriá is November (27.7 °C on average); the coldest is March (25.2 °C).
How much does it rain in Cachoeira do Piriá?
Cachoeira do Piriá receives on average 2,035 mm of precipitation per year, spread over about 235 rainy days.
Is it sunny in Cachoeira do Piriá?
Cachoeira do Piriá gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Cachoeira do Piriá?
Yes: Cachoeira do Piriá has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Cachoeira do Piriá?
In Cachoeira do Piriá, between 1940 and 2025, the highest apparent temperature reached 42.6 °C on 13 November 1998, and the lowest was 21.2 °C on 28 July 1975.
Compare Cachoeira do Piriá with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cachoeira do Piriá