Carnaíba climate — normals and trends
Carnaíba (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 431 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 (26.8 °C on average) and the coldest is July (22.8 °C). Rainfall peaks in March.
Carnaíba averages 0 frost days, 239 hot days (≥ 30 °C) and 58 rainy days per year.
Carnaíba 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 37.4 °C (on 8 February 1998) and the coldest 13.9 °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
CarnaíbaPernambuco
- coords
- -7.81°, -37.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
31.1°C
Average daily low
19.7°C
Annual rainfall
431mm
Sunshine / day
10.9h
Mean relative humidity
62%
Average peak wind
19.7km/h
Seasonal range
4.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
239 d/yr
Rainy days (≥ 1 mm)
58 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.7 °C
Average feels-like low
20.6 °C
Average peak gust
38.9 km/h
Tropical nights (≥ 20 °C)
179 d/yr
Solar radiation
21.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.6 °C
since 1940
+0.1 °C per decade · r² = 0.11 · 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
37.4 °C
8 February 1998
Coldest day
13.9 °C
5 August 1974
Wettest day
143 mm
23 January 1970
Windiest day
36.0 km/h
23 June 1942
Strongest gust
66.6 km/h
4 July 2017
Hottest feels-like
40.4 °C
11 March 2010
Coldest feels-like
12.1 °C
31 July 1981
Sunniest day
12.5 h
14 December 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 | 31.4 °C | -0.9 °C | 98 mm | +42 mm |
| Feb | 31.9 °C | +0.4 °C | 18 mm | -63 mm |
| Mar | 32.6 °C | +1.7 °C | 4 mm | -112 mm |
| Apr | 32.1 °C | +1.8 °C | 27 mm | -60 mm |
| May | 30.2 °C | +0.6 °C | 34 mm | +1 mm |
| Jun | 28.4 °C | -0.2 °C | 16 mm | +2 mm |
| Jul | 28.2 °C | -0.3 °C | 3 mm | -3 mm |
| Aug | 29.4 °C | -0.4 °C | 7 mm | +5 mm |
| Sep | 30.3 °C | -1.4 °C | 3 mm | +2 mm |
| Oct | 32.9 °C | -0.2 °C | 0 mm | -4 mm |
| Nov | 34.2 °C | +0.8 °C | 2 mm | -8 mm |
| Dec | 34.1 °C | +1.0 °C | 1 mm | -22 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 Carnaíba?
Carnaíba has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 431 mm of precipitation per year.
What is the hottest day ever recorded in Carnaíba?
The hottest day measured in Carnaíba between 1940 and 2025 was 8 February 1998, reaching 37.4 °C.
What is the coldest day in Carnaíba?
The coldest day measured in Carnaíba between 1940 and 2025 was 5 August 1974, at 13.9 °C.
Does it snow in Carnaíba?
Almost never: Carnaíba sees virtually no snow, with about 0 frost days per year.
Has the climate of Carnaíba warmed?
Yes: Carnaíba warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Carnaíba?
The wettest day measured in Carnaíba between 1940 and 2025 was 23 January 1970, with 143 mm of rain in 24 hours.
What was the windiest day in Carnaíba?
The windiest day measured in Carnaíba between 1940 and 2025 was 23 June 1942, with winds reaching 36.0 km/h.
What is the warmest month in Carnaíba?
The warmest month in Carnaíba is November (26.8 °C on average); the coldest is July (22.8 °C).
How much does it rain in Carnaíba?
Carnaíba receives on average 431 mm of precipitation per year, spread over about 58 rainy days.
Is it sunny in Carnaíba?
Carnaíba gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Carnaíba?
Yes: Carnaíba has on average 179 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Carnaíba?
In Carnaíba, between 1940 and 2025, the highest apparent temperature reached 40.4 °C on 11 March 2010, and the lowest was 12.1 °C on 31 July 1981.
Compare Carnaíba with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Carnaíba