Sertanópolis climate — normals and trends
Sertanópolis (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.5 °C and it receives 1,213 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 January (25.2 °C on average) and the coldest is July (18.4 °C). Rainfall peaks in January.
Sertanópolis averages 0 frost days, 111 hot days (≥ 30 °C) and 130 rainy days per year.
Sertanópolis has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.3 °C (on 6 October 2020) and the coldest 1.2 °C (on 18 July 1975).
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
SertanópolisParaná
- coords
- -23.06°, -51.04°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
22.5°C
Average daily high
27.8°C
Average daily low
18.3°C
Annual rainfall
1,213mm
Sunshine / day
9.7h
Mean relative humidity
74%
Average peak wind
13.7km/h
Seasonal range
6.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
111 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.2 °C
Average feels-like low
19.2 °C
Average peak gust
30.5 km/h
Tropical nights (≥ 20 °C)
143 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.57 · 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
42.3 °C
6 October 2020
Coldest day
1.2 °C
18 July 1975
Wettest day
138 mm
18 March 1974
Windiest day
39.2 km/h
15 September 1956
Strongest gust
83.2 km/h
20 September 1984
Hottest feels-like
43.6 °C
23 January 2019
Coldest feels-like
-3.0 °C
18 July 1975
Sunniest day
13.2 h
12 December 1947
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 | 32.5 °C | +2.7 °C | 96 mm | -84 mm |
| Feb | 32.9 °C | +3.2 °C | 86 mm | -68 mm |
| Mar | 33.7 °C | +4.0 °C | 59 mm | -50 mm |
| Apr | 28.1 °C | -0.1 °C | 125 mm | +60 mm |
| May | 27.2 °C | +2.0 °C | 29 mm | -43 mm |
| Jun | 24.0 °C | +0.1 °C | 55 mm | -5 mm |
| Jul | 25.5 °C | +1.3 °C | 5 mm | -43 mm |
| Aug | 28.7 °C | +2.0 °C | 2 mm | -40 mm |
| Sep | 32.7 °C | +4.3 °C | 10 mm | -66 mm |
| Oct | 29.5 °C | +0.6 °C | 99 mm | -20 mm |
| Nov | 29.7 °C | +0.1 °C | 115 mm | -10 mm |
| Dec | 31.5 °C | +1.8 °C | 155 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 Sertanópolis?
Sertanópolis has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.5 °C and it receives 1,213 mm of precipitation per year.
What is the hottest day ever recorded in Sertanópolis?
The hottest day measured in Sertanópolis between 1940 and 2025 was 6 October 2020, reaching 42.3 °C.
What is the coldest day in Sertanópolis?
The coldest day measured in Sertanópolis between 1940 and 2025 was 18 July 1975, at 1.2 °C.
Does it snow in Sertanópolis?
Almost never: Sertanópolis sees virtually no snow, with about 0 frost days per year.
Has the climate of Sertanópolis warmed?
Yes: Sertanópolis warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sertanópolis?
The wettest day measured in Sertanópolis between 1940 and 2025 was 18 March 1974, with 138 mm of rain in 24 hours.
What was the windiest day in Sertanópolis?
The windiest day measured in Sertanópolis between 1940 and 2025 was 15 September 1956, with winds reaching 39.2 km/h.
What is the warmest month in Sertanópolis?
The warmest month in Sertanópolis is January (25.2 °C on average); the coldest is July (18.4 °C).
How much does it rain in Sertanópolis?
Sertanópolis receives on average 1,213 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Sertanópolis?
Sertanópolis gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
Are there tropical nights in Sertanópolis?
Yes: Sertanópolis has on average 143 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sertanópolis?
In Sertanópolis, between 1940 and 2025, the highest apparent temperature reached 43.6 °C on 23 January 2019, and the lowest was -3.0 °C on 18 July 1975.
Compare Sertanópolis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sertanópolis