Porangatu climate — normals and trends
Porangatu (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.2 °C and it receives 1,516 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 September (28.8 °C on average) and the coldest is June (25.3 °C). Rainfall peaks in December.
Porangatu averages 0 frost days, 258 hot days (≥ 30 °C) and 156 rainy days per year.
Porangatu has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.1 °C (on 15 October 1963) and the coldest 10.2 °C (on 20 May 2022).
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
PorangatuGoiás
- coords
- -13.44°, -49.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.2°C
Average daily high
31.5°C
Average daily low
21.7°C
Annual rainfall
1,516mm
Sunshine / day
10.1h
Mean relative humidity
66%
Average peak wind
11.1km/h
Seasonal range
3.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
258 d/yr
Rainy days (≥ 1 mm)
156 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
23.7 °C
Average peak gust
27.7 km/h
Tropical nights (≥ 20 °C)
313 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.14 · 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
42.1 °C
15 October 1963
Coldest day
10.2 °C
20 May 2022
Wettest day
201 mm
15 December 1962
Windiest day
33.4 km/h
22 January 1959
Strongest gust
65.5 km/h
22 December 1972
Hottest feels-like
44.2 °C
4 February 1998
Coldest feels-like
8.3 °C
19 May 2022
Sunniest day
12.8 h
5 January 1941
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 | 29.6 °C | -0.1 °C | 389 mm | +114 mm |
| Feb | 31.5 °C | +1.8 °C | 131 mm | -95 mm |
| Mar | 31.8 °C | +2.1 °C | 75 mm | -147 mm |
| Apr | 31.8 °C | +1.3 °C | 108 mm | +2 mm |
| May | 32.1 °C | +0.8 °C | 18 mm | -6 mm |
| Jun | 32.5 °C | +0.8 °C | 0 mm | -3 mm |
| Jul | 32.7 °C | +0.7 °C | 0 mm | -1 mm |
| Aug | 34.9 °C | +0.9 °C | 0 mm | -2 mm |
| Sep | 36.0 °C | +0.8 °C | 5 mm | -17 mm |
| Oct | 35.4 °C | +2.0 °C | 33 mm | -90 mm |
| Nov | 32.9 °C | +2.2 °C | 111 mm | -123 mm |
| Dec | 30.4 °C | +0.6 °C | 185 mm | -94 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 Porangatu?
Porangatu has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.2 °C and it receives 1,516 mm of precipitation per year.
What is the hottest day ever recorded in Porangatu?
The hottest day measured in Porangatu between 1940 and 2025 was 15 October 1963, reaching 42.1 °C.
What is the coldest day in Porangatu?
The coldest day measured in Porangatu between 1940 and 2025 was 20 May 2022, at 10.2 °C.
Does it snow in Porangatu?
Almost never: Porangatu sees virtually no snow, with about 0 frost days per year.
Has the climate of Porangatu warmed?
Yes: Porangatu warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Porangatu?
The wettest day measured in Porangatu between 1940 and 2025 was 15 December 1962, with 201 mm of rain in 24 hours.
What was the windiest day in Porangatu?
The windiest day measured in Porangatu between 1940 and 2025 was 22 January 1959, with winds reaching 33.4 km/h.
What is the warmest month in Porangatu?
The warmest month in Porangatu is September (28.8 °C on average); the coldest is June (25.3 °C).
How much does it rain in Porangatu?
Porangatu receives on average 1,516 mm of precipitation per year, spread over about 156 rainy days.
Is it sunny in Porangatu?
Porangatu gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Porangatu?
Yes: Porangatu has on average 313 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Porangatu?
In Porangatu, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 4 February 1998, and the lowest was 8.3 °C on 19 May 2022.
Compare Porangatu with another city
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Nearby cities
The climate around Porangatu