Pereiro climate — normals and trends
Pereiro (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.3 °C and it receives 704 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 October (28.6 °C on average) and the coldest is April (26.1 °C). Rainfall peaks in March.
Pereiro averages 0 frost days, 309 hot days (≥ 30 °C) and 91 rainy days per year.
Pereiro has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.8 °C (on 22 February 1998) and the coldest 17.7 °C (on 24 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
PereiroCeará
- coords
- -6.04°, -38.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.3°C
Average daily high
32.7°C
Average daily low
22.7°C
Annual rainfall
704mm
Sunshine / day
10.9h
Mean relative humidity
61%
Average peak wind
18.1km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
309 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.4 °C
Average feels-like low
24.7 °C
Average peak gust
38.0 km/h
Tropical nights (≥ 20 °C)
360 d/yr
Solar radiation
21.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.15 · 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
38.8 °C
22 February 1998
Coldest day
17.7 °C
24 July 1975
Wettest day
215 mm
1 July 2017
Windiest day
31.4 km/h
4 July 2017
Strongest gust
61.6 km/h
28 September 1944
Hottest feels-like
41.5 °C
4 March 2008
Coldest feels-like
16.6 °C
20 July 1967
Sunniest day
12.4 h
14 December 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 32.8 °C | -0.4 °C | 138 mm | +51 mm |
| Feb | 32.6 °C | +0.6 °C | 89 mm | -35 mm |
| Mar | 31.6 °C | +0.6 °C | 120 mm | -66 mm |
| Apr | 32.3 °C | +1.6 °C | 55 mm | -104 mm |
| May | 32.2 °C | +1.2 °C | 40 mm | -33 mm |
| Jun | 32.0 °C | +0.8 °C | 16 mm | -8 mm |
| Jul | 32.6 °C | +0.9 °C | 4 mm | -10 mm |
| Aug | 33.2 °C | +0.3 °C | 5 mm | +1 mm |
| Sep | 34.2 °C | +0.1 °C | 1 mm | -1 mm |
| Oct | 35.2 °C | +0.3 °C | 0 mm | -5 mm |
| Nov | 35.3 °C | +0.5 °C | 0 mm | -5 mm |
| Dec | 34.8 °C | +0.4 °C | 4 mm | -19 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 Pereiro?
Pereiro has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 704 mm of precipitation per year.
What is the hottest day ever recorded in Pereiro?
The hottest day measured in Pereiro between 1940 and 2025 was 22 February 1998, reaching 38.8 °C.
What is the coldest day in Pereiro?
The coldest day measured in Pereiro between 1940 and 2025 was 24 July 1975, at 17.7 °C.
Does it snow in Pereiro?
Almost never: Pereiro sees virtually no snow, with about 0 frost days per year.
Has the climate of Pereiro warmed?
Yes: Pereiro warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pereiro?
The wettest day measured in Pereiro between 1940 and 2025 was 1 July 2017, with 215 mm of rain in 24 hours.
What was the windiest day in Pereiro?
The windiest day measured in Pereiro between 1940 and 2025 was 4 July 2017, with winds reaching 31.4 km/h.
What is the warmest month in Pereiro?
The warmest month in Pereiro is October (28.6 °C on average); the coldest is April (26.1 °C).
How much does it rain in Pereiro?
Pereiro receives on average 704 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Pereiro?
Pereiro gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Pereiro?
Yes: Pereiro has on average 360 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pereiro?
In Pereiro, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 4 March 2008, and the lowest was 16.6 °C on 20 July 1967.
Compare Pereiro with another city
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Nearby cities
The climate around Pereiro