Maraã climate — normals and trends
Maraã (Brazil) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.8 °C and it receives 2,792 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 (26.4 °C on average) and the coldest is June (25.1 °C). Rainfall peaks in May.
Maraã averages 0 frost days, 161 hot days (≥ 30 °C) and 316 rainy days per year.
Maraã has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.9 °C (on 28 September 2023) and the coldest 18.3 °C (on 19 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
MaraãAmazonas
- coords
- -1.85°, -65.57°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.8°C
Average daily high
29.7°C
Average daily low
23.2°C
Annual rainfall
2,792mm
Sunshine / day
9.0h
Mean relative humidity
90%
Average peak wind
7.7km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
161 d/yr
Rainy days (≥ 1 mm)
316 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.5 °C
Average feels-like low
28.0 °C
Average peak gust
26.9 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
16.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.72 · 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
36.9 °C
28 September 2023
Coldest day
18.3 °C
19 July 1975
Wettest day
180 mm
9 June 1981
Windiest day
19.6 km/h
6 February 2020
Strongest gust
52.2 km/h
27 March 1996
Hottest feels-like
44.9 °C
2 October 2005
Coldest feels-like
17.6 °C
19 July 1975
Sunniest day
12.0 h
10 January 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 | 31.1 °C | +1.3 °C | 233 mm | -10 mm |
| Feb | 30.4 °C | +0.4 °C | 265 mm | +36 mm |
| Mar | 31.0 °C | +1.1 °C | 224 mm | -74 mm |
| Apr | 30.6 °C | +1.2 °C | 413 mm | +73 mm |
| May | 30.0 °C | +1.0 °C | 404 mm | +59 mm |
| Jun | 29.6 °C | +0.9 °C | 329 mm | +78 mm |
| Jul | 29.4 °C | +0.5 °C | 153 mm | -33 mm |
| Aug | 30.5 °C | +0.7 °C | 222 mm | +73 mm |
| Sep | 31.3 °C | +0.9 °C | 109 mm | -43 mm |
| Oct | 31.1 °C | +0.5 °C | 185 mm | +15 mm |
| Nov | 30.5 °C | +0.2 °C | 323 mm | +127 mm |
| Dec | 30.8 °C | +0.9 °C | 230 mm | -3 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 Maraã?
Maraã has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.8 °C and it receives 2,792 mm of precipitation per year.
What is the hottest day ever recorded in Maraã?
The hottest day measured in Maraã between 1940 and 2025 was 28 September 2023, reaching 36.9 °C.
What is the coldest day in Maraã?
The coldest day measured in Maraã between 1940 and 2025 was 19 July 1975, at 18.3 °C.
Does it snow in Maraã?
Almost never: Maraã sees virtually no snow, with about 0 frost days per year.
Has the climate of Maraã warmed?
Yes: Maraã warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Maraã?
The wettest day measured in Maraã between 1940 and 2025 was 9 June 1981, with 180 mm of rain in 24 hours.
What was the windiest day in Maraã?
The windiest day measured in Maraã between 1940 and 2025 was 6 February 2020, with winds reaching 19.6 km/h.
What is the warmest month in Maraã?
The warmest month in Maraã is October (26.4 °C on average); the coldest is June (25.1 °C).
How much does it rain in Maraã?
Maraã receives on average 2,792 mm of precipitation per year, spread over about 316 rainy days.
Is it sunny in Maraã?
Maraã gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
Are there tropical nights in Maraã?
Yes: Maraã has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Maraã?
In Maraã, between 1940 and 2025, the highest apparent temperature reached 44.9 °C on 2 October 2005, and the lowest was 17.6 °C on 19 July 1975.
Compare Maraã with another city
Pick a second city: its normals will be set against these, indicator by indicator.