Piaçabuçu climate — normals and trends
Piaçabuçu (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.0 °C and it receives 738 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 February (27.3 °C on average) and the coldest is July (24.1 °C). Rainfall peaks in May.
Piaçabuçu averages 0 frost days, 134 hot days (≥ 30 °C) and 205 rainy days per year.
Piaçabuçu 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 36.2 °C (on 15 January 1962) and the coldest 18.1 °C (on 14 August 1981).
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
PiaçabuçuAlagoas
- coords
- -10.41°, -36.43°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.0°C
Average daily high
29.1°C
Average daily low
23.4°C
Annual rainfall
738mm
Sunshine / day
11.3h
Mean relative humidity
77%
Average peak wind
19.1km/h
Seasonal range
3.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
134 d/yr
Rainy days (≥ 1 mm)
205 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.4 °C
Average feels-like low
26.3 °C
Average peak gust
38.8 km/h
Tropical nights (≥ 20 °C)
363 d/yr
Solar radiation
20.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.70 · 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
36.2 °C
15 January 1962
Coldest day
18.1 °C
14 August 1981
Wettest day
107 mm
29 March 2020
Windiest day
33.6 km/h
27 January 1960
Strongest gust
63.7 km/h
27 January 1960
Hottest feels-like
43.4 °C
23 March 2019
Coldest feels-like
19.2 °C
30 June 1974
Sunniest day
12.6 h
29 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 | 31.2 °C | +0.5 °C | 90 mm | +49 mm |
| Feb | 31.1 °C | +0.4 °C | 57 mm | +10 mm |
| Mar | 31.1 °C | +0.4 °C | 56 mm | -13 mm |
| Apr | 31.9 °C | +2.2 °C | 35 mm | -60 mm |
| May | 29.0 °C | +0.7 °C | 144 mm | +33 mm |
| Jun | 27.2 °C | 0.0 °C | 197 mm | +102 mm |
| Jul | 26.8 °C | +0.3 °C | 65 mm | -18 mm |
| Aug | 27.0 °C | +0.2 °C | 90 mm | +30 mm |
| Sep | 27.5 °C | -0.4 °C | 67 mm | +20 mm |
| Oct | 29.3 °C | -0.1 °C | 38 mm | +3 mm |
| Nov | 31.1 °C | +0.8 °C | 29 mm | +2 mm |
| Dec | 31.5 °C | +0.9 °C | 12 mm | -17 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 Piaçabuçu?
Piaçabuçu has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.0 °C and it receives 738 mm of precipitation per year.
What is the hottest day ever recorded in Piaçabuçu?
The hottest day measured in Piaçabuçu between 1940 and 2025 was 15 January 1962, reaching 36.2 °C.
What is the coldest day in Piaçabuçu?
The coldest day measured in Piaçabuçu between 1940 and 2025 was 14 August 1981, at 18.1 °C.
Does it snow in Piaçabuçu?
Almost never: Piaçabuçu sees virtually no snow, with about 0 frost days per year.
Has the climate of Piaçabuçu warmed?
Yes: Piaçabuçu warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Piaçabuçu?
The wettest day measured in Piaçabuçu between 1940 and 2025 was 29 March 2020, with 107 mm of rain in 24 hours.
What was the windiest day in Piaçabuçu?
The windiest day measured in Piaçabuçu between 1940 and 2025 was 27 January 1960, with winds reaching 33.6 km/h.
What is the warmest month in Piaçabuçu?
The warmest month in Piaçabuçu is February (27.3 °C on average); the coldest is July (24.1 °C).
How much does it rain in Piaçabuçu?
Piaçabuçu receives on average 738 mm of precipitation per year, spread over about 205 rainy days.
Is it sunny in Piaçabuçu?
Piaçabuçu gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
Are there tropical nights in Piaçabuçu?
Yes: Piaçabuçu has on average 363 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Piaçabuçu?
In Piaçabuçu, between 1940 and 2025, the highest apparent temperature reached 43.4 °C on 23 March 2019, and the lowest was 19.2 °C on 30 June 1974.
Compare Piaçabuçu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Piaçabuçu