Araruna climate — normals and trends
Araruna (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 24.9 °C and it receives 479 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 (25.8 °C on average) and the coldest is July (23.3 °C). Rainfall peaks in March.
Araruna averages 0 frost days, 177 hot days (≥ 30 °C) and 117 rainy days per year.
Araruna has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.3 °C (on 22 March 1991) and the coldest 16.2 °C (on 1 August 1986).
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
ArarunaParaíba
- coords
- -6.56°, -35.74°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.9°C
Average daily high
29.8°C
Average daily low
21.4°C
Annual rainfall
479mm
Sunshine / day
10.7h
Mean relative humidity
75%
Average peak wind
19.4km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
177 d/yr
Rainy days (≥ 1 mm)
117 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.6 °C
Average feels-like low
23.5 °C
Average peak gust
42.4 km/h
Tropical nights (≥ 20 °C)
321 d/yr
Solar radiation
19.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.43 · 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
35.3 °C
22 March 1991
Coldest day
16.2 °C
1 August 1986
Wettest day
109 mm
14 April 1985
Windiest day
31.6 km/h
17 June 1967
Strongest gust
64.4 km/h
19 August 1947
Hottest feels-like
40.0 °C
2 April 2024
Coldest feels-like
16.1 °C
24 July 1981
Sunniest day
12.4 h
30 December 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 31.1 °C | +0.2 °C | 69 mm | +23 mm |
| Feb | 30.2 °C | -0.5 °C | 66 mm | +1 mm |
| Mar | 30.4 °C | +0.1 °C | 55 mm | -45 mm |
| Apr | 31.2 °C | +1.5 °C | 48 mm | -41 mm |
| May | 29.7 °C | +0.6 °C | 53 mm | +2 mm |
| Jun | 28.2 °C | +0.2 °C | 44 mm | +11 mm |
| Jul | 27.5 °C | -0.1 °C | 22 mm | -5 mm |
| Aug | 28.2 °C | -0.2 °C | 28 mm | +14 mm |
| Sep | 29.2 °C | -0.4 °C | 11 mm | +1 mm |
| Oct | 30.1 °C | -0.6 °C | 8 mm | -3 mm |
| Nov | 31.3 °C | +0.2 °C | 6 mm | -6 mm |
| Dec | 31.2 °C | +0.1 °C | 10 mm | -12 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 Araruna?
Araruna has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 24.9 °C and it receives 479 mm of precipitation per year.
What is the hottest day ever recorded in Araruna?
The hottest day measured in Araruna between 1940 and 2025 was 22 March 1991, reaching 35.3 °C.
What is the coldest day in Araruna?
The coldest day measured in Araruna between 1940 and 2025 was 1 August 1986, at 16.2 °C.
Does it snow in Araruna?
Almost never: Araruna sees virtually no snow, with about 0 frost days per year.
Has the climate of Araruna warmed?
Yes: Araruna warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Araruna?
The wettest day measured in Araruna between 1940 and 2025 was 14 April 1985, with 109 mm of rain in 24 hours.
What was the windiest day in Araruna?
The windiest day measured in Araruna between 1940 and 2025 was 17 June 1967, with winds reaching 31.6 km/h.
What is the warmest month in Araruna?
The warmest month in Araruna is January (25.8 °C on average); the coldest is July (23.3 °C).
How much does it rain in Araruna?
Araruna receives on average 479 mm of precipitation per year, spread over about 117 rainy days.
Is it sunny in Araruna?
Araruna gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Araruna?
Yes: Araruna has on average 321 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Araruna?
In Araruna, between 1940 and 2025, the highest apparent temperature reached 40.0 °C on 2 April 2024, and the lowest was 16.1 °C on 24 July 1981.
Compare Araruna with another city
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Nearby cities
The climate around Araruna