Weather and climate in Alta Floresta (Mato Grosso)

The climate of Alta Floresta is tropical, with a rainy season from October to April and a dry season in the austral winter, from June to August. This last period is the coolest at night, but during the day it can get very hot.
The city is located in central Brazil, in the state of Mato Grosso, at 290 meters (950 feet) above sea level, and at almost 10 degrees south latitude.

Best Time

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The best time to visit Alta Floresta is from June to August, being the dry season. It must be said that it true that at night it is cool and the humidity is not very high, but during the day it can be very hot, especially in August.

Alta Floresta - Climate data

The average temperature of the coldest month (July) is of 25.8 °C (78.5 °F), that of the warmest month (September) is of 27.7 °C (81.9 °F). Here are the average temperatures.
Precipitation amounts to 2320 millimeters (91.3 inches) per year: it is therefore abundant. It ranges from 3 mm (0.1 in) in the driest month (July) to 410 mm (16.1 in) in the wettest one (March). Here is the average precipitation.

Alta Floresta - Weather by month

Based on the period 1991-2020

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January is generally a warm to hot, muggy month. The average temperature is of 26.4 °C (80 °F), with a minimum of 21.9 °C (71.4 °F) and a maximum of 30.9 °C (87.6 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 340 mm (13.4 in), distributed over 20 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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February is generally a warm to hot, muggy month. The average temperature is of 26.4 °C (80 °F), with a minimum of 22.1 °C (71.7 °F) and a maximum of 30.8 °C (87.4 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F).
Precipitation amounts to 350 mm (13.8 in), distributed over 18 days.
The day lasts on average 12 hours and 25 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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March is generally a warm to hot, muggy month. The average temperature is of 26.8 °C (80 °F), with a minimum of 22.3 °C (72.1 °F) and a maximum of 31.2 °C (88.2 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (69 °F).
On the warmest days, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 410 mm (16.1 in), distributed over 18 days.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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April is generally a warm to hot, muggy month. The average temperature is of 27.3 °C (81 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 32.1 °C (89.8 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (94.5 °F).
Precipitation amounts to 210 mm (8.3 in), distributed over 12 days.
The day lasts on average 11 hours and 55 minutes.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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May is generally a warm to hot month. The average temperature is of 26.8 °C (80 °F), with a minimum of 21.4 °C (70.5 °F) and a maximum of 32.2 °C (90.1 °F).
On the coldest nights, the temperature usually drops to around 18 °C (64.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (93.5 °F).
Precipitation amounts to 85 mm (3.3 in), distributed over 5 days.
The day lasts on average 11 hours and 40 minutes.
The average humidity is 69%.
The average wind speed is 6 kph (4 mph).

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June is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 25.9 °C (79 °F), with a minimum of 19.3 °C (66.8 °F) and a maximum of 32.4 °C (90.4 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (59.5 °F).
On the warmest days, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 14 mm (0.6 in), and all occurs in one day.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 59%.
The average wind speed is 7 kph (4 mph).

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July, the least warm month of the year, is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 25.8 °C (79 °F), with a minimum of 18.2 °C (64.8 °F) and a maximum of 33.5 °C (92.3 °F).
On the coldest nights of the month, the temperature usually drops to around 14.5 °C (58 °F).
On the warmest days of the month, the temperature usually reaches around 35.5 °C (96 °F).
Precipitation amounts to only 3 mm (0.1 in), and all occurs in one day.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 48%.
The average wind speed is 8 kph (5 mph).

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August is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 27.1 °C (81 °F), with a minimum of 19.2 °C (66.6 °F) and a maximum of 34.9 °C (94.8 °F).
On the coldest nights of the month, the temperature usually drops to around 15 °C (59 °F).
On the warmest days of the month, the temperature usually reaches around 37 °C (99 °F).
Precipitation amounts to 25 mm (1 in), and all occurs in one day.
The day lasts on average 11 hours and 50 minutes.
The average humidity is 46%.
The average wind speed is 7 kph (4 mph).

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September, the hottest month of the year, is generally a very hot month. The average temperature is of 27.7 °C (82 °F), with a minimum of 21.4 °C (70.5 °F) and a maximum of 34.1 °C (93.3 °F).
On the coldest nights, the temperature usually drops to around 17.5 °C (64 °F).
On the warmest days, the temperature usually reaches around 37 °C (98 °F).
Precipitation amounts to 100 mm (3.9 in), distributed over 6 days.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 60%.
The average wind speed is 7 kph (4 mph).

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October is generally a warm to hot month. The average temperature is of 27.3 °C (81 °F), with a minimum of 21.7 °C (71.1 °F) and a maximum of 32.9 °C (91.2 °F).
On the coldest nights, the temperature usually drops to around 20 °C (67.5 °F).
On the warmest days, the temperature usually reaches around 36 °C (96.5 °F).
Precipitation amounts to 195 mm (7.7 in), distributed over 12 days.
The day lasts on average 12 hours and 20 minutes.
The average humidity is 69%.
The average wind speed is 6 kph (4 mph).

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November is generally a warm to hot, muggy month. The average temperature is of 26.9 °C (80 °F), with a minimum of 22.2 °C (72 °F) and a maximum of 31.6 °C (88.9 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (94.5 °F).
Precipitation amounts to 260 mm (10.2 in), distributed over 14 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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December is generally a warm to hot, muggy month. The average temperature is of 26.7 °C (80 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 31 °C (87.8 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 330 mm (13 in), distributed over 18 days.
The day lasts on average 12 hours and 40 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).