Uruçuí climate — normals and trends
Uruçuí (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 974 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 (29.1 °C on average) and the coldest is February (25.3 °C). Rainfall peaks in March.
Uruçuí averages 0 frost days, 274 hot days (≥ 30 °C) and 127 rainy days per year.
Uruçuí has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.6 °C (on 3 November 1961) and the coldest 16.8 °C (on 16 July 1967).
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
UruçuíPiauí
- coords
- -7.23°, -44.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
31.9°C
Average daily low
22.3°C
Annual rainfall
974mm
Sunshine / day
10.7h
Mean relative humidity
65%
Average peak wind
13.9km/h
Seasonal range
3.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
274 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
24.2 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
354 d/yr
Solar radiation
19.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.19 · 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
39.6 °C
3 November 1961
Coldest day
16.8 °C
16 July 1967
Wettest day
154 mm
5 February 2020
Windiest day
29.3 km/h
14 November 1985
Strongest gust
61.2 km/h
15 July 1986
Hottest feels-like
44.6 °C
14 October 2018
Coldest feels-like
14.1 °C
10 August 2022
Sunniest day
12.2 h
28 November 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 | 29.9 °C | -0.1 °C | 336 mm | +154 mm |
| Feb | 31.3 °C | +1.6 °C | 58 mm | -120 mm |
| Mar | 31.7 °C | +2.1 °C | 48 mm | -142 mm |
| Apr | 33.3 °C | +3.2 °C | 26 mm | -87 mm |
| May | 34.3 °C | +3.1 °C | 2 mm | -29 mm |
| Jun | 34.4 °C | +2.4 °C | 0 mm | -4 mm |
| Jul | 35.0 °C | +2.4 °C | 0 mm | -1 mm |
| Aug | 35.5 °C | +1.3 °C | 0 mm | -1 mm |
| Sep | 36.9 °C | +1.6 °C | 0 mm | -5 mm |
| Oct | 36.5 °C | +1.9 °C | 11 mm | -29 mm |
| Nov | 34.2 °C | +1.7 °C | 33 mm | -63 mm |
| Dec | 30.8 °C | -0.3 °C | 121 mm | -10 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 Uruçuí?
Uruçuí has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 974 mm of precipitation per year.
What is the hottest day ever recorded in Uruçuí?
The hottest day measured in Uruçuí between 1940 and 2025 was 3 November 1961, reaching 39.6 °C.
What is the coldest day in Uruçuí?
The coldest day measured in Uruçuí between 1940 and 2025 was 16 July 1967, at 16.8 °C.
Does it snow in Uruçuí?
Almost never: Uruçuí sees virtually no snow, with about 0 frost days per year.
Has the climate of Uruçuí warmed?
Yes: Uruçuí warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Uruçuí?
The wettest day measured in Uruçuí between 1940 and 2025 was 5 February 2020, with 154 mm of rain in 24 hours.
What was the windiest day in Uruçuí?
The windiest day measured in Uruçuí between 1940 and 2025 was 14 November 1985, with winds reaching 29.3 km/h.
What is the warmest month in Uruçuí?
The warmest month in Uruçuí is September (29.1 °C on average); the coldest is February (25.3 °C).
How much does it rain in Uruçuí?
Uruçuí receives on average 974 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Uruçuí?
Uruçuí gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Uruçuí?
Yes: Uruçuí has on average 354 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Uruçuí?
In Uruçuí, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 14 October 2018, and the lowest was 14.1 °C on 10 August 2022.
Compare Uruçuí with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Uruçuí