Muaná climate — normals and trends
Muaná (Brazil) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 26.8 °C and it receives 2,174 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 (28.0 °C on average) and the coldest is February (25.7 °C). Rainfall peaks in March.
Muaná averages 0 frost days, 216 hot days (≥ 30 °C) and 226 rainy days per year.
Muaná has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.0 °C (on 9 October 2009) and the coldest 21.3 °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
MuanáPará
- coords
- -1.53°, -49.22°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.8°C
Average daily high
30.3°C
Average daily low
24.2°C
Annual rainfall
2,174mm
Sunshine / day
10.4h
Mean relative humidity
83%
Average peak wind
12.4km/h
Seasonal range
2.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
216 d/yr
Rainy days (≥ 1 mm)
226 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
28.5 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
19.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.66 · 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
35.0 °C
9 October 2009
Coldest day
21.3 °C
24 July 1975
Wettest day
256 mm
25 April 2006
Windiest day
23.0 km/h
4 November 1944
Strongest gust
61.6 km/h
6 December 1981
Hottest feels-like
42.3 °C
9 May 2010
Coldest feels-like
24.0 °C
22 January 1964
Sunniest day
12.0 h
12 October 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 30.0 °C | +0.7 °C | 371 mm | +89 mm |
| Feb | 29.6 °C | +0.8 °C | 598 mm | +266 mm |
| Mar | 29.5 °C | +0.7 °C | 634 mm | +219 mm |
| Apr | 30.2 °C | +1.2 °C | 269 mm | -122 mm |
| May | 31.3 °C | +1.7 °C | 298 mm | +2 mm |
| Jun | 31.1 °C | +1.1 °C | 156 mm | +17 mm |
| Jul | 31.2 °C | +0.9 °C | 125 mm | +43 mm |
| Aug | 31.3 °C | +0.1 °C | 71 mm | +35 mm |
| Sep | 31.8 °C | +0.1 °C | 15 mm | -5 mm |
| Oct | 31.9 °C | -0.2 °C | 17 mm | +2 mm |
| Nov | 31.9 °C | 0.0 °C | 33 mm | -3 mm |
| Dec | 30.9 °C | +0.1 °C | 126 mm | -1 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 Muaná?
Muaná has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 26.8 °C and it receives 2,174 mm of precipitation per year.
What is the hottest day ever recorded in Muaná?
The hottest day measured in Muaná between 1940 and 2025 was 9 October 2009, reaching 35.0 °C.
What is the coldest day in Muaná?
The coldest day measured in Muaná between 1940 and 2025 was 24 July 1975, at 21.3 °C.
Does it snow in Muaná?
Almost never: Muaná sees virtually no snow, with about 0 frost days per year.
Has the climate of Muaná warmed?
Yes: Muaná warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Muaná?
The wettest day measured in Muaná between 1940 and 2025 was 25 April 2006, with 256 mm of rain in 24 hours.
What was the windiest day in Muaná?
The windiest day measured in Muaná between 1940 and 2025 was 4 November 1944, with winds reaching 23.0 km/h.
What is the warmest month in Muaná?
The warmest month in Muaná is October (28.0 °C on average); the coldest is February (25.7 °C).
How much does it rain in Muaná?
Muaná receives on average 2,174 mm of precipitation per year, spread over about 226 rainy days.
Is it sunny in Muaná?
Muaná gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Muaná?
Yes: Muaná has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Muaná?
In Muaná, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 9 May 2010, and the lowest was 24.0 °C on 22 January 1964.
Compare Muaná with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Muaná