Irituia climate — normals and trends
Irituia (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.6 °C and it receives 1,814 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 (28.3 °C on average) and the coldest is March (25.5 °C). Rainfall peaks in March.
Irituia averages 0 frost days, 270 hot days (≥ 30 °C) and 218 rainy days per year.
Irituia has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.7 °C (on 4 November 1958) and the coldest 19.1 °C (on 24 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
IrituiaPará
- coords
- -1.77°, -47.44°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.6°C
Average daily high
31.5°C
Average daily low
23.0°C
Annual rainfall
1,814mm
Sunshine / day
10.2h
Mean relative humidity
80%
Average peak wind
13.3km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
270 d/yr
Rainy days (≥ 1 mm)
218 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.4 °C
Average feels-like low
27.0 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
18.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.49 · 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
4 November 1958
Coldest day
19.1 °C
24 July 1975
Wettest day
200 mm
27 March 1960
Windiest day
25.4 km/h
4 November 1944
Strongest gust
60.5 km/h
6 December 1981
Hottest feels-like
43.9 °C
3 April 1998
Coldest feels-like
21.5 °C
11 July 1965
Sunniest day
12.0 h
21 September 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 | 30.8 °C | +0.1 °C | 293 mm | +66 mm |
| Feb | 30.5 °C | +0.5 °C | 389 mm | +101 mm |
| Mar | 30.4 °C | +0.6 °C | 532 mm | +186 mm |
| Apr | 30.9 °C | +1.1 °C | 230 mm | -99 mm |
| May | 31.8 °C | +1.5 °C | 162 mm | -59 mm |
| Jun | 31.3 °C | +0.8 °C | 106 mm | -2 mm |
| Jul | 31.7 °C | +0.9 °C | 61 mm | -14 mm |
| Aug | 31.9 °C | -0.1 °C | 43 mm | +9 mm |
| Sep | 33.0 °C | -0.1 °C | 16 mm | -7 mm |
| Oct | 33.4 °C | -0.6 °C | 20 mm | +1 mm |
| Nov | 33.4 °C | -0.5 °C | 29 mm | -7 mm |
| Dec | 32.8 °C | +0.3 °C | 68 mm | -41 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 Irituia?
Irituia has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.6 °C and it receives 1,814 mm of precipitation per year.
What is the hottest day ever recorded in Irituia?
The hottest day measured in Irituia between 1940 and 2025 was 4 November 1958, reaching 38.7 °C.
What is the coldest day in Irituia?
The coldest day measured in Irituia between 1940 and 2025 was 24 July 1975, at 19.1 °C.
Does it snow in Irituia?
Almost never: Irituia sees virtually no snow, with about 0 frost days per year.
Has the climate of Irituia warmed?
Yes: Irituia warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Irituia?
The wettest day measured in Irituia between 1940 and 2025 was 27 March 1960, with 200 mm of rain in 24 hours.
What was the windiest day in Irituia?
The windiest day measured in Irituia between 1940 and 2025 was 4 November 1944, with winds reaching 25.4 km/h.
What is the warmest month in Irituia?
The warmest month in Irituia is November (28.3 °C on average); the coldest is March (25.5 °C).
How much does it rain in Irituia?
Irituia receives on average 1,814 mm of precipitation per year, spread over about 218 rainy days.
Is it sunny in Irituia?
Irituia gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Irituia?
Yes: Irituia has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Irituia?
In Irituia, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 3 April 1998, and the lowest was 21.5 °C on 11 July 1965.
Compare Irituia with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Irituia