Itinga do Maranhão climate — normals and trends
Itinga do Maranhão (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.2 °C and it receives 1,337 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 October (28.1 °C on average) and the coldest is March (24.7 °C). Rainfall peaks in March.
Itinga do Maranhão averages 0 frost days, 247 hot days (≥ 30 °C) and 173 rainy days per year.
Itinga do Maranhão has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.5 °C (on 18 October 1941) and the coldest 16.1 °C (on 28 July 2020).
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
Itinga do MaranhãoMaranhão
- coords
- -4.45°, -47.53°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.2°C
Average daily high
31.3°C
Average daily low
22.1°C
Annual rainfall
1,337mm
Sunshine / day
10.2h
Mean relative humidity
75%
Average peak wind
11.3km/h
Seasonal range
3.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
247 d/yr
Rainy days (≥ 1 mm)
173 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.7 °C
Average feels-like low
25.3 °C
Average peak gust
31.8 km/h
Tropical nights (≥ 20 °C)
355 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °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
38.5 °C
18 October 1941
Coldest day
16.1 °C
28 July 2020
Wettest day
196 mm
7 February 1983
Windiest day
23.3 km/h
21 May 1944
Strongest gust
58.3 km/h
3 October 1958
Hottest feels-like
43.3 °C
28 October 2018
Coldest feels-like
17.1 °C
28 July 2020
Sunniest day
12.1 h
19 January 1942
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 | 29.9 °C | +0.4 °C | 331 mm | +99 mm |
| Feb | 29.8 °C | +0.6 °C | 265 mm | +21 mm |
| Mar | 30.2 °C | +1.1 °C | 269 mm | -4 mm |
| Apr | 30.8 °C | +1.5 °C | 97 mm | -101 mm |
| May | 31.9 °C | +1.9 °C | 35 mm | -58 mm |
| Jun | 31.9 °C | +0.8 °C | 22 mm | -0 mm |
| Jul | 32.9 °C | +0.4 °C | 8 mm | -3 mm |
| Aug | 32.9 °C | -0.8 °C | 9 mm | +2 mm |
| Sep | 34.2 °C | +0.2 °C | 4 mm | -10 mm |
| Oct | 33.6 °C | -0.2 °C | 21 mm | -9 mm |
| Nov | 32.9 °C | +0.2 °C | 33 mm | -37 mm |
| Dec | 30.7 °C | -0.3 °C | 118 mm | -24 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 Itinga do Maranhão?
Itinga do Maranhão has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.2 °C and it receives 1,337 mm of precipitation per year.
What is the hottest day ever recorded in Itinga do Maranhão?
The hottest day measured in Itinga do Maranhão between 1940 and 2025 was 18 October 1941, reaching 38.5 °C.
What is the coldest day in Itinga do Maranhão?
The coldest day measured in Itinga do Maranhão between 1940 and 2025 was 28 July 2020, at 16.1 °C.
Does it snow in Itinga do Maranhão?
Almost never: Itinga do Maranhão sees virtually no snow, with about 0 frost days per year.
Has the climate of Itinga do Maranhão warmed?
Yes: Itinga do Maranhão warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Itinga do Maranhão?
The wettest day measured in Itinga do Maranhão between 1940 and 2025 was 7 February 1983, with 196 mm of rain in 24 hours.
What was the windiest day in Itinga do Maranhão?
The windiest day measured in Itinga do Maranhão between 1940 and 2025 was 21 May 1944, with winds reaching 23.3 km/h.
What is the warmest month in Itinga do Maranhão?
The warmest month in Itinga do Maranhão is October (28.1 °C on average); the coldest is March (24.7 °C).
How much does it rain in Itinga do Maranhão?
Itinga do Maranhão receives on average 1,337 mm of precipitation per year, spread over about 173 rainy days.
Is it sunny in Itinga do Maranhão?
Itinga do Maranhão gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Itinga do Maranhão?
Yes: Itinga do Maranhão has on average 355 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Itinga do Maranhão?
In Itinga do Maranhão, between 1940 and 2025, the highest apparent temperature reached 43.3 °C on 28 October 2018, and the lowest was 17.1 °C on 28 July 2020.
Compare Itinga do Maranhão with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Itinga do Maranhão