Rondonópolis climate — normals and trends
Rondonópolis (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 1,408 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 September (27.1 °C on average) and the coldest is June (23.0 °C). Rainfall peaks in January.
Rondonópolis averages 0 frost days, 240 hot days (≥ 30 °C) and 162 rainy days per year.
Rondonópolis has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.8 °C (on 18 October 1963) and the coldest 5.0 °C (on 21 August 1965).
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
RondonópolisMato Grosso
- coords
- -16.47°, -54.64°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.3°C
Average daily high
30.9°C
Average daily low
20.9°C
Annual rainfall
1,408mm
Sunshine / day
10.1h
Mean relative humidity
72%
Average peak wind
10.6km/h
Seasonal range
4.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
240 d/yr
Rainy days (≥ 1 mm)
162 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
23.3 °C
Average peak gust
27.2 km/h
Tropical nights (≥ 20 °C)
258 d/yr
Solar radiation
19.3 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
41.8 °C
18 October 1963
Coldest day
5.0 °C
21 August 1965
Wettest day
178 mm
17 January 1965
Windiest day
32.7 km/h
16 January 1965
Strongest gust
78.1 km/h
12 January 1965
Hottest feels-like
46.1 °C
17 October 2015
Coldest feels-like
1.8 °C
21 August 1965
Sunniest day
13.0 h
7 December 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 | 30.7 °C | +0.4 °C | 232 mm | -37 mm |
| Feb | 31.1 °C | +0.7 °C | 119 mm | -106 mm |
| Mar | 31.2 °C | +0.7 °C | 95 mm | -91 mm |
| Apr | 30.3 °C | -0.2 °C | 127 mm | +47 mm |
| May | 29.9 °C | +0.4 °C | 25 mm | -7 mm |
| Jun | 29.4 °C | -0.1 °C | 2 mm | -8 mm |
| Jul | 29.9 °C | -0.2 °C | 0 mm | -8 mm |
| Aug | 32.3 °C | -0.2 °C | 1 mm | -8 mm |
| Sep | 35.8 °C | +2.1 °C | 8 mm | -34 mm |
| Oct | 34.0 °C | +1.4 °C | 38 mm | -78 mm |
| Nov | 33.4 °C | +2.2 °C | 35 mm | -147 mm |
| Dec | 30.6 °C | +0.2 °C | 216 mm | -33 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 Rondonópolis?
Rondonópolis has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,408 mm of precipitation per year.
What is the hottest day ever recorded in Rondonópolis?
The hottest day measured in Rondonópolis between 1940 and 2025 was 18 October 1963, reaching 41.8 °C.
What is the coldest day in Rondonópolis?
The coldest day measured in Rondonópolis between 1940 and 2025 was 21 August 1965, at 5.0 °C.
Does it snow in Rondonópolis?
Almost never: Rondonópolis sees virtually no snow, with about 0 frost days per year.
Has the climate of Rondonópolis warmed?
Yes: Rondonópolis warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rondonópolis?
The wettest day measured in Rondonópolis between 1940 and 2025 was 17 January 1965, with 178 mm of rain in 24 hours.
What was the windiest day in Rondonópolis?
The windiest day measured in Rondonópolis between 1940 and 2025 was 16 January 1965, with winds reaching 32.7 km/h.
What is the warmest month in Rondonópolis?
The warmest month in Rondonópolis is September (27.1 °C on average); the coldest is June (23.0 °C).
How much does it rain in Rondonópolis?
Rondonópolis receives on average 1,408 mm of precipitation per year, spread over about 162 rainy days.
Is it sunny in Rondonópolis?
Rondonópolis gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Rondonópolis?
Yes: Rondonópolis has on average 258 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rondonópolis?
In Rondonópolis, between 1940 and 2025, the highest apparent temperature reached 46.1 °C on 17 October 2015, and the lowest was 1.8 °C on 21 August 1965.
Compare Rondonópolis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rondonópolis