Igaci climate — normals and trends
Igaci (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 24.9 °C and it receives 507 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 (26.6 °C on average) and the coldest is July (22.2 °C). Rainfall peaks in April.
Igaci averages 0 frost days, 188 hot days (≥ 30 °C) and 142 rainy days per year.
Igaci 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 20 March 2019) and the coldest 14.9 °C (on 15 September 1968).
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
IgaciAlagoas
- coords
- -9.54°, -36.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.9°C
Average daily high
30.0°C
Average daily low
21.2°C
Annual rainfall
507mm
Sunshine / day
10.5h
Mean relative humidity
74%
Average peak wind
17.3km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
188 d/yr
Rainy days (≥ 1 mm)
142 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.2 °C
Average feels-like low
23.7 °C
Average peak gust
37.0 km/h
Tropical nights (≥ 20 °C)
289 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.33 · 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
20 March 2019
Coldest day
14.9 °C
15 September 1968
Wettest day
193 mm
28 April 1996
Windiest day
27.6 km/h
12 November 1967
Strongest gust
60.1 km/h
29 December 1942
Hottest feels-like
42.3 °C
26 November 2015
Coldest feels-like
14.9 °C
15 September 1968
Sunniest day
12.6 h
20 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 | 32.8 °C | +0.3 °C | 75 mm | +44 mm |
| Feb | 31.3 °C | -0.9 °C | 42 mm | +5 mm |
| Mar | 32.3 °C | +0.4 °C | 20 mm | -41 mm |
| Apr | 33.0 °C | +2.6 °C | 18 mm | -49 mm |
| May | 29.1 °C | +0.6 °C | 89 mm | +23 mm |
| Jun | 26.6 °C | -0.3 °C | 108 mm | +45 mm |
| Jul | 26.0 °C | -0.1 °C | 46 mm | -14 mm |
| Aug | 26.4 °C | -0.3 °C | 64 mm | +22 mm |
| Sep | 27.1 °C | -1.4 °C | 59 mm | +31 mm |
| Oct | 29.7 °C | -1.3 °C | 23 mm | +6 mm |
| Nov | 33.1 °C | +0.6 °C | 2 mm | -16 mm |
| Dec | 33.5 °C | +0.8 °C | 7 mm | -13 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 Igaci?
Igaci has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 24.9 °C and it receives 507 mm of precipitation per year.
What is the hottest day ever recorded in Igaci?
The hottest day measured in Igaci between 1940 and 2025 was 20 March 2019, reaching 38.7 °C.
What is the coldest day in Igaci?
The coldest day measured in Igaci between 1940 and 2025 was 15 September 1968, at 14.9 °C.
Does it snow in Igaci?
Almost never: Igaci sees virtually no snow, with about 0 frost days per year.
Has the climate of Igaci warmed?
Yes: Igaci warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Igaci?
The wettest day measured in Igaci between 1940 and 2025 was 28 April 1996, with 193 mm of rain in 24 hours.
What was the windiest day in Igaci?
The windiest day measured in Igaci between 1940 and 2025 was 12 November 1967, with winds reaching 27.6 km/h.
What is the warmest month in Igaci?
The warmest month in Igaci is January (26.6 °C on average); the coldest is July (22.2 °C).
How much does it rain in Igaci?
Igaci receives on average 507 mm of precipitation per year, spread over about 142 rainy days.
Is it sunny in Igaci?
Igaci gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
Are there tropical nights in Igaci?
Yes: Igaci has on average 289 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Igaci?
In Igaci, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 26 November 2015, and the lowest was 14.9 °C on 15 September 1968.
Compare Igaci with another city
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Nearby cities
The climate around Igaci