Aripuanã climate — normals and trends
Aripuanã (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.1 °C and it receives 1,952 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 August (26.8 °C on average) and the coldest is January (24.4 °C). Rainfall peaks in January.
Aripuanã averages 0 frost days, 193 hot days (≥ 30 °C) and 227 rainy days per year.
Aripuanã has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.3 °C (on 15 September 1961) and the coldest 10.4 °C (on 18 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
AripuanãMato Grosso
- coords
- -10.18°, -59.45°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.1°C
Average daily high
30.3°C
Average daily low
21.6°C
Annual rainfall
1,952mm
Sunshine / day
9.5h
Mean relative humidity
81%
Average peak wind
8.5km/h
Seasonal range
2.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
193 d/yr
Rainy days (≥ 1 mm)
227 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.2 °C
Average feels-like low
24.8 °C
Average peak gust
26.3 km/h
Tropical nights (≥ 20 °C)
328 d/yr
Solar radiation
17.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.37 · 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
41.3 °C
15 September 1961
Coldest day
10.4 °C
18 July 1975
Wettest day
246 mm
17 February 1965
Windiest day
25.9 km/h
25 January 1965
Strongest gust
70.9 km/h
26 January 1965
Hottest feels-like
43.8 °C
23 October 2015
Coldest feels-like
5.8 °C
18 July 1975
Sunniest day
12.4 h
18 November 2015
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 | 29.5 °C | +0.9 °C | 211 mm | -97 mm |
| Feb | 28.9 °C | +0.2 °C | 245 mm | -48 mm |
| Mar | 29.6 °C | +1.0 °C | 234 mm | -46 mm |
| Apr | 30.5 °C | +1.6 °C | 178 mm | -13 mm |
| May | 31.1 °C | +1.8 °C | 48 mm | -34 mm |
| Jun | 31.3 °C | +0.5 °C | 20 mm | +4 mm |
| Jul | 33.1 °C | +0.6 °C | 0 mm | -10 mm |
| Aug | 33.9 °C | 0.0 °C | 1 mm | -22 mm |
| Sep | 32.9 °C | 0.0 °C | 77 mm | -7 mm |
| Oct | 31.2 °C | +0.1 °C | 236 mm | +65 mm |
| Nov | 30.6 °C | +0.8 °C | 240 mm | +26 mm |
| Dec | 28.9 °C | 0.0 °C | 429 mm | +150 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 Aripuanã?
Aripuanã has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.1 °C and it receives 1,952 mm of precipitation per year.
What is the hottest day ever recorded in Aripuanã?
The hottest day measured in Aripuanã between 1940 and 2025 was 15 September 1961, reaching 41.3 °C.
What is the coldest day in Aripuanã?
The coldest day measured in Aripuanã between 1940 and 2025 was 18 July 1975, at 10.4 °C.
Does it snow in Aripuanã?
Almost never: Aripuanã sees virtually no snow, with about 0 frost days per year.
Has the climate of Aripuanã warmed?
Yes: Aripuanã warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Aripuanã?
The wettest day measured in Aripuanã between 1940 and 2025 was 17 February 1965, with 246 mm of rain in 24 hours.
What was the windiest day in Aripuanã?
The windiest day measured in Aripuanã between 1940 and 2025 was 25 January 1965, with winds reaching 25.9 km/h.
What is the warmest month in Aripuanã?
The warmest month in Aripuanã is August (26.8 °C on average); the coldest is January (24.4 °C).
How much does it rain in Aripuanã?
Aripuanã receives on average 1,952 mm of precipitation per year, spread over about 227 rainy days.
Is it sunny in Aripuanã?
Aripuanã gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
Are there tropical nights in Aripuanã?
Yes: Aripuanã has on average 328 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Aripuanã?
In Aripuanã, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 23 October 2015, and the lowest was 5.8 °C on 18 July 1975.
Compare Aripuanã with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Aripuanã