Barra do Garças climate — normals and trends
Barra do Garças (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.6 °C and it receives 1,504 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 (28.0 °C on average) and the coldest is June (23.9 °C). Rainfall peaks in January.
Barra do Garças averages 0 frost days, 237 hot days (≥ 30 °C) and 162 rainy days per year.
Barra do Garças has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.0 °C (on 9 October 2020) and the coldest 5.9 °C (on 22 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
Barra do GarçasMato Grosso
- coords
- -15.89°, -52.26°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.6°C
Average daily high
31.1°C
Average daily low
20.8°C
Annual rainfall
1,504mm
Sunshine / day
10.3h
Mean relative humidity
68%
Average peak wind
9.9km/h
Seasonal range
4.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
237 d/yr
Rainy days (≥ 1 mm)
162 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.6 °C
Average feels-like low
22.9 °C
Average peak gust
26.5 km/h
Tropical nights (≥ 20 °C)
264 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.47 · 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
42.0 °C
9 October 2020
Coldest day
5.9 °C
22 August 1965
Wettest day
196 mm
24 February 2004
Windiest day
31.0 km/h
29 January 1965
Strongest gust
78.5 km/h
28 January 1965
Hottest feels-like
44.6 °C
17 October 2015
Coldest feels-like
2.8 °C
22 August 1965
Sunniest day
12.9 h
30 December 2025
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 | 30.5 °C | +0.7 °C | 445 mm | +156 mm |
| Feb | 31.4 °C | +1.5 °C | 155 mm | -88 mm |
| Mar | 32.7 °C | +2.7 °C | 56 mm | -144 mm |
| Apr | 31.8 °C | +1.4 °C | 81 mm | -1 mm |
| May | 31.3 °C | +0.9 °C | 8 mm | -13 mm |
| Jun | 31.3 °C | +0.9 °C | 14 mm | +11 mm |
| Jul | 31.5 °C | +0.6 °C | 0 mm | -4 mm |
| Aug | 34.0 °C | +0.8 °C | 0 mm | -5 mm |
| Sep | 36.5 °C | +1.9 °C | 13 mm | -19 mm |
| Oct | 35.4 °C | +2.5 °C | 25 mm | -94 mm |
| Nov | 33.7 °C | +3.0 °C | 72 mm | -149 mm |
| Dec | 29.9 °C | +0.2 °C | 274 mm | -9 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 Barra do Garças?
Barra do Garças has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 1,504 mm of precipitation per year.
What is the hottest day ever recorded in Barra do Garças?
The hottest day measured in Barra do Garças between 1940 and 2025 was 9 October 2020, reaching 42.0 °C.
What is the coldest day in Barra do Garças?
The coldest day measured in Barra do Garças between 1940 and 2025 was 22 August 1965, at 5.9 °C.
Does it snow in Barra do Garças?
Almost never: Barra do Garças sees virtually no snow, with about 0 frost days per year.
Has the climate of Barra do Garças warmed?
Yes: Barra do Garças warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Barra do Garças?
The wettest day measured in Barra do Garças between 1940 and 2025 was 24 February 2004, with 196 mm of rain in 24 hours.
What was the windiest day in Barra do Garças?
The windiest day measured in Barra do Garças between 1940 and 2025 was 29 January 1965, with winds reaching 31.0 km/h.
What is the warmest month in Barra do Garças?
The warmest month in Barra do Garças is September (28.0 °C on average); the coldest is June (23.9 °C).
How much does it rain in Barra do Garças?
Barra do Garças receives on average 1,504 mm of precipitation per year, spread over about 162 rainy days.
Is it sunny in Barra do Garças?
Barra do Garças gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
Are there tropical nights in Barra do Garças?
Yes: Barra do Garças has on average 264 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Barra do Garças?
In Barra do Garças, between 1940 and 2025, the highest apparent temperature reached 44.6 °C on 17 October 2015, and the lowest was 2.8 °C on 22 August 1965.
Compare Barra do Garças with another city
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Nearby cities
The climate around Barra do Garças