Aurora climate — normals and trends
Aurora (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.3 °C and it receives 754 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 November (29.5 °C on average) and the coldest is July (25.8 °C). Rainfall peaks in March.
Aurora averages 0 frost days, 297 hot days (≥ 30 °C) and 94 rainy days per year.
Aurora 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 38.7 °C (on 31 October 2023) and the coldest 16.9 °C (on 31 July 1981).
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
AuroraCeará
- coords
- -6.94°, -38.97°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.3°C
Average daily high
32.4°C
Average daily low
22.5°C
Annual rainfall
754mm
Sunshine / day
10.9h
Mean relative humidity
59%
Average peak wind
16.1km/h
Seasonal range
3.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
297 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.4 °C
Average feels-like low
24.4 °C
Average peak gust
34.3 km/h
Tropical nights (≥ 20 °C)
343 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.13 · 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
38.7 °C
31 October 2023
Coldest day
16.9 °C
31 July 1981
Wettest day
176 mm
9 March 1986
Windiest day
36.4 km/h
4 July 2017
Strongest gust
69.1 km/h
4 July 2017
Hottest feels-like
42.4 °C
31 October 2012
Coldest feels-like
15.1 °C
31 July 1981
Sunniest day
12.4 h
19 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 | 32.5 °C | -0.3 °C | 152 mm | +41 mm |
| Feb | 33.5 °C | +2.0 °C | 30 mm | -119 mm |
| Mar | 32.4 °C | +1.7 °C | 63 mm | -152 mm |
| Apr | 32.9 °C | +2.4 °C | 37 mm | -108 mm |
| May | 32.8 °C | +2.1 °C | 15 mm | -39 mm |
| Jun | 32.2 °C | +1.4 °C | 5 mm | -11 mm |
| Jul | 32.2 °C | +1.1 °C | 0 mm | -5 mm |
| Aug | 33.1 °C | +0.6 °C | 2 mm | -0 mm |
| Sep | 34.0 °C | -0.1 °C | 0 mm | -3 mm |
| Oct | 35.8 °C | +0.6 °C | 3 mm | -2 mm |
| Nov | 36.1 °C | +1.0 °C | 2 mm | -10 mm |
| Dec | 35.1 °C | +0.7 °C | 10 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 Aurora?
Aurora has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 754 mm of precipitation per year.
What is the hottest day ever recorded in Aurora?
The hottest day measured in Aurora between 1940 and 2025 was 31 October 2023, reaching 38.7 °C.
What is the coldest day in Aurora?
The coldest day measured in Aurora between 1940 and 2025 was 31 July 1981, at 16.9 °C.
Does it snow in Aurora?
Almost never: Aurora sees virtually no snow, with about 0 frost days per year.
Has the climate of Aurora warmed?
Yes: Aurora warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Aurora?
The wettest day measured in Aurora between 1940 and 2025 was 9 March 1986, with 176 mm of rain in 24 hours.
What was the windiest day in Aurora?
The windiest day measured in Aurora between 1940 and 2025 was 4 July 2017, with winds reaching 36.4 km/h.
What is the warmest month in Aurora?
The warmest month in Aurora is November (29.5 °C on average); the coldest is July (25.8 °C).
How much does it rain in Aurora?
Aurora receives on average 754 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Aurora?
Aurora gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Aurora?
Yes: Aurora has on average 343 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Aurora?
In Aurora, between 1940 and 2025, the highest apparent temperature reached 42.4 °C on 31 October 2012, and the lowest was 15.1 °C on 31 July 1981.
Compare Aurora with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Aurora