Autazes climate — normals and trends
Autazes (Brazil) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 2,441 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 (27.8 °C on average) and the coldest is January (26.1 °C). Rainfall peaks in March.
Autazes averages 0 frost days, 208 hot days (≥ 30 °C) and 280 rainy days per year.
Autazes 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 39.0 °C (on 16 October 1963) and the coldest 18.4 °C (on 21 July 1981).
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
AutazesAmazonas
- coords
- -3.58°, -59.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
30.5°C
Average daily low
24.0°C
Annual rainfall
2,441mm
Sunshine / day
9.5h
Mean relative humidity
85%
Average peak wind
9.6km/h
Seasonal range
1.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
208 d/yr
Rainy days (≥ 1 mm)
280 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.5 °C
Average feels-like low
28.8 °C
Average peak gust
28.3 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
16.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.60 · 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
39.0 °C
16 October 1963
Coldest day
18.4 °C
21 July 1981
Wettest day
181 mm
12 April 2024
Windiest day
22.2 km/h
21 January 1965
Strongest gust
52.2 km/h
21 February 1965
Hottest feels-like
44.8 °C
30 September 1973
Coldest feels-like
18.5 °C
18 July 1975
Sunniest day
12.0 h
13 January 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 | 30.4 °C | +1.0 °C | 148 mm | -134 mm |
| Feb | 29.7 °C | +0.2 °C | 414 mm | +130 mm |
| Mar | 29.9 °C | +0.3 °C | 375 mm | +41 mm |
| Apr | 30.7 °C | +1.1 °C | 253 mm | -71 mm |
| May | 30.9 °C | +1.1 °C | 150 mm | -104 mm |
| Jun | 30.9 °C | +0.8 °C | 147 mm | +6 mm |
| Jul | 31.5 °C | +1.0 °C | 33 mm | -65 mm |
| Aug | 32.6 °C | +1.1 °C | 61 mm | -34 mm |
| Sep | 32.9 °C | +0.9 °C | 41 mm | -63 mm |
| Oct | 32.5 °C | +0.4 °C | 106 mm | -14 mm |
| Nov | 32.7 °C | +1.4 °C | 168 mm | +7 mm |
| Dec | 31.2 °C | +1.1 °C | 451 mm | +206 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 Autazes?
Autazes has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 2,441 mm of precipitation per year.
What is the hottest day ever recorded in Autazes?
The hottest day measured in Autazes between 1940 and 2025 was 16 October 1963, reaching 39.0 °C.
What is the coldest day in Autazes?
The coldest day measured in Autazes between 1940 and 2025 was 21 July 1981, at 18.4 °C.
Does it snow in Autazes?
Almost never: Autazes sees virtually no snow, with about 0 frost days per year.
Has the climate of Autazes warmed?
Yes: Autazes warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Autazes?
The wettest day measured in Autazes between 1940 and 2025 was 12 April 2024, with 181 mm of rain in 24 hours.
What was the windiest day in Autazes?
The windiest day measured in Autazes between 1940 and 2025 was 21 January 1965, with winds reaching 22.2 km/h.
What is the warmest month in Autazes?
The warmest month in Autazes is October (27.8 °C on average); the coldest is January (26.1 °C).
How much does it rain in Autazes?
Autazes receives on average 2,441 mm of precipitation per year, spread over about 280 rainy days.
Is it sunny in Autazes?
Autazes gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
Are there tropical nights in Autazes?
Yes: Autazes has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Autazes?
In Autazes, between 1940 and 2025, the highest apparent temperature reached 44.8 °C on 30 September 1973, and the lowest was 18.5 °C on 18 July 1975.
Compare Autazes with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Autazes