Tucano climate — normals and trends
Tucano (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 25.5 °C and it receives 388 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 (27.2 °C on average) and the coldest is July (22.8 °C). Rainfall peaks in March.
Tucano averages 0 frost days, 225 hot days (≥ 30 °C) and 99 rainy days per year.
Tucano has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.5 °C (on 20 March 2019) and the coldest 14.0 °C (on 22 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
TucanoEstado de Bahia
- coords
- -10.96°, -38.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.5°C
Average daily high
31.1°C
Average daily low
21.3°C
Annual rainfall
388mm
Sunshine / day
10.3h
Mean relative humidity
70%
Average peak wind
19.0km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
225 d/yr
Rainy days (≥ 1 mm)
99 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.8 °C
Average feels-like low
23.6 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
286 d/yr
Solar radiation
19.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.35 · 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
39.5 °C
20 March 2019
Coldest day
14.0 °C
22 July 1967
Wettest day
118 mm
13 May 2009
Windiest day
31.5 km/h
16 August 1991
Strongest gust
59.4 km/h
15 August 1991
Hottest feels-like
43.1 °C
19 March 2019
Coldest feels-like
14.1 °C
22 July 1967
Sunniest day
12.6 h
30 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 | 33.6 °C | +0.4 °C | 94 mm | +55 mm |
| Feb | 34.0 °C | +0.9 °C | 17 mm | -19 mm |
| Mar | 34.8 °C | +2.1 °C | 15 mm | -38 mm |
| Apr | 34.7 °C | +3.2 °C | 11 mm | -34 mm |
| May | 28.2 °C | -1.3 °C | 147 mm | +104 mm |
| Jun | 27.3 °C | -0.8 °C | 51 mm | +18 mm |
| Jul | 27.2 °C | -0.3 °C | 32 mm | +5 mm |
| Aug | 28.4 °C | +0.1 °C | 26 mm | +5 mm |
| Sep | 29.3 °C | -1.0 °C | 20 mm | +5 mm |
| Oct | 30.7 °C | -1.8 °C | 31 mm | +14 mm |
| Nov | 33.8 °C | +0.6 °C | 17 mm | -13 mm |
| Dec | 34.9 °C | +1.6 °C | 4 mm | -28 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 Tucano?
Tucano has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 25.5 °C and it receives 388 mm of precipitation per year.
What is the hottest day ever recorded in Tucano?
The hottest day measured in Tucano between 1940 and 2025 was 20 March 2019, reaching 39.5 °C.
What is the coldest day in Tucano?
The coldest day measured in Tucano between 1940 and 2025 was 22 July 1967, at 14.0 °C.
Does it snow in Tucano?
Almost never: Tucano sees virtually no snow, with about 0 frost days per year.
Has the climate of Tucano warmed?
Yes: Tucano warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tucano?
The wettest day measured in Tucano between 1940 and 2025 was 13 May 2009, with 118 mm of rain in 24 hours.
What was the windiest day in Tucano?
The windiest day measured in Tucano between 1940 and 2025 was 16 August 1991, with winds reaching 31.5 km/h.
What is the warmest month in Tucano?
The warmest month in Tucano is February (27.2 °C on average); the coldest is July (22.8 °C).
How much does it rain in Tucano?
Tucano receives on average 388 mm of precipitation per year, spread over about 99 rainy days.
Is it sunny in Tucano?
Tucano gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
Are there tropical nights in Tucano?
Yes: Tucano has on average 286 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tucano?
In Tucano, between 1940 and 2025, the highest apparent temperature reached 43.1 °C on 19 March 2019, and the lowest was 14.1 °C on 22 July 1967.
Compare Tucano with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tucano