Climate - Belo Horizonte (Minas Gerais)

The climate of Belo Horizonte is tropical, tempered by altitude, with a rainy season from November to March and a dry season from May to September, while April and October are transitional months.
The city is located in south-central Brazil, in the state of Minas Gerais, at almost 20 degrees south latitude and 850 meters (2,800 feet) above sea level, even though in the different cities of the metropolitan area the altitude ranges from 750 to 1,200 meters (2,450 to 3,900 feet).
From June to August it is the winter of the southern hemisphere, and in fact the temperature decreases. In this period, it can sometimes get a little cold at night, and the temperature can drop below 10 °C (50 °F), sometimes even 5/6 °C (41/43 °F).
From mid-August the temperature rises, and until October reaches the highest values of the year, sometimes even 36/37 °C (97/99 °F), before the rains.

Best Time

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The best time to visit Belo Horizonte goes from May to mid-August, being the coolest within the dry season. At night it can get a little cold, especially from June to August. From mid-August to late September, it is still the dry season, but the likelihood of very hot days increases.

The following climatic data refer to Pampulha airport, located within the city at 785 meters (2,500 feet) above sea level.

Belo Horizonte - Climate data

In Belo Horizonte, the average temperature of the coldest month (July) is of 19.6 °C (67.2 °F), that of the warmest month (February) is of 25.2 °C (77.4 °F). Here are the average temperatures.
In Belo Horizonte, precipitation amounts to 1605 millimeters (63.2 inches) per year: it is therefore abundant. It ranges from 8 mm (0.3 in) in the driest month (July) to 360 mm (14.2 in) in the wettest one (December). Here is the average precipitation.
In Belo Horizonte, there are on average around 2425 sunshine hours per year. Here are the average hours of sunshine per day.

Belo Horizonte - Weather by month

Based on the period 1991-2020

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In January, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 25.0 °C (77 °F), with a minimum of 20.3 °C (68.5 °F) and a maximum of 29.6 °C (85.3 °F).
On the coldest nights of the month, the temperature usually drops to around 17.5 °C (64 °F).
On the warmest days of the month, the temperature usually reaches around 33 °C (92 °F).
Precipitation amounts to 330 mm (13 in), distributed over 16 days.
The day lasts on average 13 hours and 10 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 68%.
The average wind speed is 8 kph (5 mph).

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In February, the hottest month of the year, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 25.2 °C (77 °F), with a minimum of 20.4 °C (68.7 °F) and a maximum of 30.1 °C (86.1 °F).
On the coldest nights of the month, the temperature usually drops to around 18 °C (64.5 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92 °F).
Precipitation amounts to 180 mm (7.1 in), distributed over 11 days.
The day lasts on average 12 hours and 40 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 66%.
The average wind speed is 8 kph (5 mph).

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In March, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 24.4 °C (76 °F), with a minimum of 19.8 °C (67.7 °F) and a maximum of 29 °C (84.3 °F).
On the coldest nights, the temperature usually drops to around 17.5 °C (63.5 °F).
On the warmest days, the temperature usually reaches around 32.5 °C (91 °F).
Precipitation amounts to 200 mm (7.9 in), distributed over 11 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 70%.
The average wind speed is 8 kph (5 mph).

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In April, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 23.2 °C (74 °F), with a minimum of 18.3 °C (64.9 °F) and a maximum of 28.1 °C (82.5 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 14 °C (57.5 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 32 °C (89.5 °F).
Precipitation amounts to 75 mm (3 in), distributed over 6 days.
The day lasts on average 11 hours and 35 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 69%.
The average wind speed is 7 kph (5 mph).

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In May, the weather in Belo Horizonte is usually warm. The average temperature is of 20.9 °C (70 °F), with a minimum of 15.6 °C (60 °F) and a maximum of 26.3 °C (79.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 11.5 °C (53 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 29.5 °C (85.5 °F).
Precipitation amounts to 30 mm (1.2 in), distributed over 3 days.
The day lasts on average 11 hours and 10 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 64% of the time.
The average humidity is 68%.
The average wind speed is 7 kph (4 mph).

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In June, the weather in Belo Horizonte is usually warm. The average temperature is of 19.7 °C (67 °F), with a minimum of 13.9 °C (57 °F) and a maximum of 25.6 °C (78 °F).
On the coldest nights, the temperature usually drops to around 10 °C (50 °F).
On the warmest days, the temperature usually reaches around 29 °C (84 °F).
Precipitation amounts to 10 mm (0.4 in), and all occurs in one day.
The day lasts on average 10 hours and 55 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 7.5 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 67%.
The average wind speed is 7 kph (4 mph).

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In July, the coldest month of the year, the weather in Belo Horizonte is usually warm. The average temperature is of 19.6 °C (67 °F), with a minimum of 13.5 °C (56.2 °F) and a maximum of 25.7 °C (78.2 °F).
On the coldest nights of the month, the temperature usually drops to around 9.5 °C (49.5 °F).
On the warmest days of the month, the temperature usually reaches around 29 °C (84.5 °F).
Precipitation amounts to only 8 mm (0.3 in), and all occurs in one day.
The day lasts on average 11 hours and 5 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 62%.
The average wind speed is 7 kph (5 mph).

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In August, the weather in Belo Horizonte is usually warm. The average temperature is of 20.8 °C (69 °F), with a minimum of 14.6 °C (58.2 °F) and a maximum of 27 °C (80.6 °F).
On the coldest nights of the month, the temperature usually drops to around 10.5 °C (51 °F).
On the warmest days of the month, the temperature usually reaches around 31.5 °C (89 °F).
Precipitation amounts to 15 mm (0.6 in), distributed over 2 days.
The day lasts on average 11 hours and 30 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 68% of the time.
The average humidity is 56%.
The average wind speed is 9 kph (6 mph).

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In September, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 22.8 °C (73 °F), with a minimum of 17 °C (62.7 °F) and a maximum of 28.6 °C (83.6 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 13 °C (55.5 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 55 mm (2.2 in), distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 55%.
The average wind speed is 10 kph (6 mph).

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In October, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 24.1 °C (75 °F), with a minimum of 18.9 °C (66.1 °F) and a maximum of 29.2 °C (84.6 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 15 °C (59 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 105 mm (4.1 in), distributed over 8 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 60%.
The average wind speed is 10 kph (6 mph).

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In November, the weather in Belo Horizonte is usually warm to hot. The average temperature is of 23.8 °C (75 °F), with a minimum of 19.3 °C (66.7 °F) and a maximum of 28.2 °C (82.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 15.5 °C (60 °F).
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 33 °C (91 °F).
Precipitation amounts to 240 mm (9.4 in), distributed over 14 days.
The day lasts on average 13 hours and 5 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 68%.
The average wind speed is 9 kph (5 mph).

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In December, the weather in Belo Horizonte is usually warm to hot and muggy. The average temperature is of 24.3 °C (76 °F), with a minimum of 19.9 °C (67.9 °F) and a maximum of 28.7 °C (83.7 °F).
On the coldest nights of the month, the temperature usually drops to around 17.5 °C (63.5 °F).
On the warmest days of the month, the temperature usually reaches around 33 °C (91 °F).
Precipitation amounts to 360 mm (14.2 in), distributed over 18 days.
The day lasts on average 13 hours and 20 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 5 hours of sunshine per day. So, the sun shines 37% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).