Sertânia climate — normals and trends
Sertânia (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 341 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 December (26.7 °C on average) and the coldest is July (22.9 °C). Rainfall peaks in March.
Sertânia averages 0 frost days, 254 hot days (≥ 30 °C) and 58 rainy days per year.
Sertânia has warmed by +0.6 °C between 1940 and 2025, or +0.07 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.7 °C (on 9 March 1998) and the coldest 14.0 °C (on 5 August 1974).
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
SertâniaPernambuco
- coords
- -8.07°, -37.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.3°C
Average daily high
31.3°C
Average daily low
20.1°C
Annual rainfall
341mm
Sunshine / day
10.7h
Mean relative humidity
62%
Average peak wind
20.3km/h
Seasonal range
3.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
254 d/yr
Rainy days (≥ 1 mm)
58 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.1 °C
Average feels-like low
21.0 °C
Average peak gust
37.8 km/h
Tropical nights (≥ 20 °C)
210 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.6 °C
since 1940
+0.1 °C per decade · r² = 0.16 · 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
37.7 °C
9 March 1998
Coldest day
14.0 °C
5 August 1974
Wettest day
130 mm
23 January 1961
Windiest day
37.0 km/h
17 June 1967
Strongest gust
60.8 km/h
29 December 1942
Hottest feels-like
40.2 °C
5 November 2023
Coldest feels-like
12.9 °C
31 July 1981
Sunniest day
12.5 h
3 January 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 | 31.9 °C | -0.9 °C | 102 mm | +66 mm |
| Feb | 31.7 °C | -0.6 °C | 37 mm | -15 mm |
| Mar | 32.7 °C | +1.0 °C | 10 mm | -71 mm |
| Apr | 32.0 °C | +1.0 °C | 54 mm | -19 mm |
| May | 30.1 °C | +0.2 °C | 61 mm | +26 mm |
| Jun | 28.3 °C | -0.5 °C | 24 mm | +4 mm |
| Jul | 28.1 °C | -0.4 °C | 7 mm | -5 mm |
| Aug | 29.2 °C | -0.5 °C | 16 mm | +11 mm |
| Sep | 30.3 °C | -1.3 °C | 6 mm | +4 mm |
| Oct | 32.6 °C | -0.5 °C | 2 mm | -2 mm |
| Nov | 34.0 °C | +0.6 °C | 1 mm | -6 mm |
| Dec | 34.2 °C | +1.0 °C | 0 mm | -14 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 Sertânia?
Sertânia has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 341 mm of precipitation per year.
What is the hottest day ever recorded in Sertânia?
The hottest day measured in Sertânia between 1940 and 2025 was 9 March 1998, reaching 37.7 °C.
What is the coldest day in Sertânia?
The coldest day measured in Sertânia between 1940 and 2025 was 5 August 1974, at 14.0 °C.
Does it snow in Sertânia?
Almost never: Sertânia sees virtually no snow, with about 0 frost days per year.
Has the climate of Sertânia warmed?
Yes: Sertânia warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sertânia?
The wettest day measured in Sertânia between 1940 and 2025 was 23 January 1961, with 130 mm of rain in 24 hours.
What was the windiest day in Sertânia?
The windiest day measured in Sertânia between 1940 and 2025 was 17 June 1967, with winds reaching 37.0 km/h.
What is the warmest month in Sertânia?
The warmest month in Sertânia is December (26.7 °C on average); the coldest is July (22.9 °C).
How much does it rain in Sertânia?
Sertânia receives on average 341 mm of precipitation per year, spread over about 58 rainy days.
Is it sunny in Sertânia?
Sertânia gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Sertânia?
Yes: Sertânia has on average 210 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sertânia?
In Sertânia, between 1940 and 2025, the highest apparent temperature reached 40.2 °C on 5 November 2023, and the lowest was 12.9 °C on 31 July 1981.
Compare Sertânia with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sertânia