Climate - Goiania (Goiás)

The climate of Goiânia is tropical, tempered by the altitude, with a rainy season from October to April and a dry season from May to September.
The city is the capital of the state of Goiás and is located in south-central Brazil, at an altitude of 800 meters (2,600 feet).
From June to August it is the winter of the southern hemisphere, and in fact the temperature decreases, especially at night, while during the day, being the sunniest season, the temperature rises and reaches values similar to the rest of the year. In this period, it can sometimes get a little cold at night, and the temperature can drop below 10 °C (50 °F).
From mid-August the temperature rises, and until October reaches the highest values of the year, before the rains.

Best Time

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The best time to visit Goiânia 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 rainy days become slightly more frequent, moreover, the likelihood of very hot days increases.

Goiania - Climate data

In Goiania, the average temperature of the coldest month (July) is of 22.4 °C (72.3 °F), that of the warmest month (October) is of 26.8 °C (80.2 °F). Here are the average temperatures.
In Goiania, precipitation amounts to 1570 millimeters (61.8 inches) per year: it is therefore abundant. It ranges from 7 mm (0.3 in) in the driest month (July) to 270 mm (10.6 in) in the wettest one (December). Here is the average precipitation.
In Goiania, there are on average around 2610 sunshine hours per year. Here are the average hours of sunshine per day.

Goiania - Weather by month

Based on the period 1991-2020

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In January, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.7 °C (78 °F), with a minimum of 21 °C (69.8 °F) and a maximum of 30.4 °C (86.8 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66.5 °F). However, it dropped to 15 °C (59 °F) in January 1993.
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F). However, it reached 36 °C (96.8 °F) in January 1996.
Precipitation amounts to 265 mm (10.4 in), distributed over 18 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).

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In February, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.9 °C (79 °F), with a minimum of 21 °C (69.7 °F) and a maximum of 30.8 °C (87.5 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66.5 °F). However, it dropped to 17 °C (62.6 °F) in February 1992.
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F). However, it reached 36 °C (96.8 °F) in February 1998.
Precipitation amounts to 215 mm (8.5 in), distributed over 15 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 7 kph (5 mph).

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In March, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.8 °C (78 °F), with a minimum of 21 °C (69.8 °F) and a maximum of 30.6 °C (87 °F).
On the coldest nights, the temperature usually drops to around 19 °C (66 °F). However, it dropped to 17 °C (62.6 °F) in March 1992.
On the warmest days, the temperature usually reaches around 33.5 °C (92 °F). However, it reached 35 °C (95 °F) in March 1999.
Precipitation amounts to 205 mm (8.1 in), distributed over 15 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 54% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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In April, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.2 °C (77 °F), with a minimum of 19.9 °C (67.8 °F) and a maximum of 30.6 °C (87.1 °F).
On the coldest nights, the temperature usually drops to around 16 °C (61 °F). However, it dropped to 14 °C (57.2 °F) in April 1991.
On the warmest days, the temperature usually reaches around 33 °C (91.5 °F). However, it reached 37 °C (98.6 °F) in April 1993.
Precipitation amounts to 120 mm (4.7 in), distributed over 8 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 65% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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In May, the weather in Goiania is usually warm to hot. The average temperature is of 23.5 °C (74 °F), with a minimum of 17.2 °C (62.9 °F) and a maximum of 29.8 °C (85.6 °F).
On the coldest nights, the temperature usually drops to around 13 °C (55 °F). However, it dropped to 8 °C (46.4 °F) in May 2018.
On the warmest days, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 35 °C (95 °F) in May 2010.
Precipitation amounts to 35 mm (1.4 in), distributed over 4 days.
The day lasts on average 11 hours and 20 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 66%.
The average wind speed is 7 kph (4 mph).

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In June, the weather in Goiania is usually warm. However, there are remarkable differences between night and day. The average temperature is of 22.4 °C (72 °F), with a minimum of 15.3 °C (59.6 °F) and a maximum of 29.4 °C (84.9 °F).
On the coldest nights, the temperature usually drops to around 11.5 °C (52.5 °F). However, it dropped to 6.7 °C (44.1 °F) in June 1994.
On the warmest days, the temperature usually reaches around 31.5 °C (88.5 °F). However, it reached 33 °C (91.4 °F) in June 1998.
Precipitation amounts to only 9 mm (0.4 in), and all occurs in one day.
The day lasts on average 11 hours and 5 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 9 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 60%.
The average wind speed is 7 kph (5 mph).

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In July, the coolest month of the year, the weather in Goiania is usually warm. However, there are remarkable differences between night and day. The average temperature is of 22.4 °C (72 °F), with a minimum of 14.8 °C (58.7 °F) and a maximum of 29.9 °C (85.8 °F).
On the coldest nights of the month, the temperature usually drops to around 11 °C (52 °F). However, it dropped to 6 °C (42.8 °F) in July 2000.
On the warmest days of the month, the temperature usually reaches around 32.5 °C (90.5 °F). However, it reached 34 °C (93.2 °F) in July 1998.
Precipitation amounts to only 7 mm (0.3 in), and all occurs in one day.
The day lasts on average 11 hours and 20 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 82% of the time.
The average humidity is 51%.
The average wind speed is 8 kph (5 mph).

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In August, the weather in Goiania is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 24.2 °C (76 °F), with a minimum of 16.6 °C (61.9 °F) and a maximum of 31.7 °C (89.1 °F).
On the coldest nights of the month, the temperature usually drops to around 12 °C (54 °F). However, it dropped to 9.8 °C (49.6 °F) in August 1991.
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F). However, it reached 37 °C (98.6 °F) in August 2011.
Precipitation amounts to 13 mm (0.5 in), distributed over 2 days.
The day lasts on average 11 hours and 35 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 43%.
The average wind speed is 9 kph (6 mph).

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In September, the weather in Goiania is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 26.5 °C (80 °F), with a minimum of 19.5 °C (67 °F) and a maximum of 33.5 °C (92.2 °F).
On the coldest nights, the temperature usually drops to around 15 °C (59.5 °F). However, it dropped to 10 °C (50 °F) in September 1991.
On the warmest days, the temperature usually reaches around 36.5 °C (98 °F). However, it reached 39 °C (102.2 °F) in September 1998.
Precipitation amounts to 45 mm (1.8 in), distributed over 5 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 59% of the time.
The average humidity is 45%.
The average wind speed is 10 kph (6 mph).

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In October, the hottest month of the year, the weather in Goiania is usually warm to hot. The average temperature is of 26.8 °C (80 °F), with a minimum of 20.9 °C (69.6 °F) and a maximum of 32.7 °C (90.8 °F).
On the coldest nights, the temperature usually drops to around 17.5 °C (63.5 °F). However, it dropped to 15 °C (59 °F) in October 1992.
On the warmest days, the temperature usually reaches around 36.5 °C (98 °F). However, it reached 40 °C (104 °F) in October 2020.
Precipitation amounts to 165 mm (6.5 in), distributed over 12 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 58%.
The average wind speed is 9 kph (5 mph).

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In November, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.8 °C (79 °F), with a minimum of 21 °C (69.7 °F) and a maximum of 30.7 °C (87.3 °F).
On the coldest nights, the temperature usually drops to around 18.5 °C (65.5 °F). However, it dropped to 16.3 °C (61.3 °F) in November 2004.
On the warmest days, the temperature usually reaches around 35 °C (94.5 °F). However, it reached 39.6 °C (103.3 °F) in November 1993.
Precipitation amounts to 220 mm (8.7 in), distributed over 16 days.
The day lasts on average 12 hours and 55 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).

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In December, the weather in Goiania is usually warm to hot and muggy. The average temperature is of 25.7 °C (78 °F), with a minimum of 21.2 °C (70.1 °F) and a maximum of 30.3 °C (86.5 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66 °F). However, it dropped to 17 °C (62.6 °F) in December 2000.
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F). However, it reached 36 °C (96.8 °F) in December 1997.
Precipitation amounts to 270 mm (10.6 in), distributed over 19 days.
The day lasts on average 13 hours and 5 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).