Mirassol d'Oeste climate — normals and trends
Mirassol d'Oeste (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.0 °C and it receives 1,365 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 June (23.4 °C). Rainfall peaks in January.
Mirassol d'Oeste averages 0 frost days, 261 hot days (≥ 30 °C) and 169 rainy days per year.
Mirassol d'Oeste 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 43.1 °C (on 21 October 1963) and the coldest 5.0 °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
Mirassol d'OesteMato Grosso
- coords
- -15.68°, -58.09°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.0°C
Average daily high
31.3°C
Average daily low
21.9°C
Annual rainfall
1,365mm
Sunshine / day
10.1h
Mean relative humidity
73%
Average peak wind
11.1km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
261 d/yr
Rainy days (≥ 1 mm)
169 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.6 °C
Average feels-like low
24.5 °C
Average peak gust
28.4 km/h
Tropical nights (≥ 20 °C)
289 d/yr
Solar radiation
18.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.33 · 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
43.1 °C
21 October 1963
Coldest day
5.0 °C
19 July 1975
Wettest day
148 mm
12 November 2016
Windiest day
34.3 km/h
28 September 1961
Strongest gust
69.1 km/h
15 December 2000
Hottest feels-like
46.6 °C
20 October 1999
Coldest feels-like
1.9 °C
19 July 1975
Sunniest day
12.8 h
18 November 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 | 31.9 °C | +0.7 °C | 209 mm | -25 mm |
| Feb | 31.3 °C | +0.3 °C | 130 mm | -77 mm |
| Mar | 31.7 °C | +0.7 °C | 126 mm | -49 mm |
| Apr | 30.3 °C | -0.2 °C | 106 mm | +6 mm |
| May | 31.0 °C | +1.7 °C | 111 mm | +59 mm |
| Jun | 29.3 °C | 0.0 °C | 15 mm | -3 mm |
| Jul | 30.2 °C | 0.0 °C | 0 mm | -12 mm |
| Aug | 32.4 °C | -0.2 °C | 11 mm | -5 mm |
| Sep | 36.8 °C | +3.0 °C | 6 mm | -43 mm |
| Oct | 33.8 °C | +0.5 °C | 67 mm | -54 mm |
| Nov | 33.5 °C | +1.5 °C | 106 mm | -62 mm |
| Dec | 31.2 °C | -0.3 °C | 254 mm | +39 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 Mirassol d'Oeste?
Mirassol d'Oeste has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.0 °C and it receives 1,365 mm of precipitation per year.
What is the hottest day ever recorded in Mirassol d'Oeste?
The hottest day measured in Mirassol d'Oeste between 1940 and 2025 was 21 October 1963, reaching 43.1 °C.
What is the coldest day in Mirassol d'Oeste?
The coldest day measured in Mirassol d'Oeste between 1940 and 2025 was 19 July 1975, at 5.0 °C.
Does it snow in Mirassol d'Oeste?
Almost never: Mirassol d'Oeste sees virtually no snow, with about 0 frost days per year.
Has the climate of Mirassol d'Oeste warmed?
Yes: Mirassol d'Oeste warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mirassol d'Oeste?
The wettest day measured in Mirassol d'Oeste between 1940 and 2025 was 12 November 2016, with 148 mm of rain in 24 hours.
What was the windiest day in Mirassol d'Oeste?
The windiest day measured in Mirassol d'Oeste between 1940 and 2025 was 28 September 1961, with winds reaching 34.3 km/h.
What is the warmest month in Mirassol d'Oeste?
The warmest month in Mirassol d'Oeste is October (27.8 °C on average); the coldest is June (23.4 °C).
How much does it rain in Mirassol d'Oeste?
Mirassol d'Oeste receives on average 1,365 mm of precipitation per year, spread over about 169 rainy days.
Is it sunny in Mirassol d'Oeste?
Mirassol d'Oeste gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Mirassol d'Oeste?
Yes: Mirassol d'Oeste has on average 289 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mirassol d'Oeste?
In Mirassol d'Oeste, between 1940 and 2025, the highest apparent temperature reached 46.6 °C on 20 October 1999, and the lowest was 1.9 °C on 19 July 1975.
Compare Mirassol d'Oeste with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mirassol d'Oeste