Climate in Pirassununga (São Paulo)

The climate of Pirassununga is subtropical, with a cool and dry season from June to August, and a hot and rainy season from November to March.
The city is located in southern Brazil, in the state of São Paulo, at 22 degrees south latitude and 650 meters (2,100 feet) above sea level.
From June to August, the dry period, is the winter of the southern hemisphere, and in fact the temperature decreases. During this period, there can sometimes be outbursts of cold air from the south, and the temperature can drop to around 0 °C (32 °F) at night and around 15 °C (59 °F) during the day. In July 2021, the temperature dropped to -3 °C (26.5 °F).
From mid-August to October, in spring, the temperature rises and there can be very hot periods, however, sometimes cool, winter-like weather can return. The rains become more frequent, although they are not yet as frequent as in the summer.

Best Time

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To visit Pirassununga you can choose the period from May to August, which is the coolest and driest of the year. It must be said that sometimes at night it can get cold, so you can choose the month of April, in which the temperature is higher, although the rains are a little more frequent. In September, the rains are not yet very frequent, but it can be very hot.

Pirassununga - Climate data

In Pirassununga, the average temperature of the coldest month (July) is of 18.2 °C (64.7 °F), that of the warmest month (February) is of 25.4 °C (77.7 °F). Here are the average temperatures.
Precipitation amounts to 1350 millimeters (53.1 inches) per year: it is therefore quite abundant. It ranges from 20 mm (0.8 in) in the driest month (July) to 255 mm (10 in) in the wettest one (January). Here is the average precipitation.

Pirassununga - 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 25.4 °C (78 °F), with a minimum of 20.1 °C (68.2 °F) and a maximum of 30.6 °C (87.1 °F).
On the coldest nights of the month, the temperature usually drops to around 17.5 °C (63 °F). However, it dropped to 14 °C (57.2 °F) in January 2012.
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 January 2015.
Precipitation amounts to 255 mm (10 in), distributed over 20 days.
The day lasts on average 13 hours and 20 minutes.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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February, the hottest month of the year, is generally a warm to hot, muggy month. The average temperature is of 25.4 °C (78 °F), with a minimum of 20 °C (67.9 °F) and a maximum of 30.8 °C (87.4 °F).
On the coldest nights of the month, the temperature usually drops to around 17 °C (62 °F). However, it dropped to 12.1 °C (53.8 °F) in February 1995.
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 37 °C (98.6 °F) in February 2009.
Precipitation amounts to 215 mm (8.5 in), distributed over 18 days.
The day lasts on average 12 hours and 50 minutes.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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March is generally a warm to hot, muggy month. The average temperature is of 24.6 °C (76 °F), with a minimum of 19.1 °C (66.4 °F) and a maximum of 30.1 °C (86.2 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (60 °F). However, it dropped to 13 °C (55.4 °F) in March 2013.
On the warmest days, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 37 °C (98.6 °F) in March 2009.
Precipitation amounts to 155 mm (6.1 in), distributed over 15 days.
The day lasts on average 12 hours and 10 minutes.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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April is generally a warm to hot, muggy month. The average temperature is of 22.6 °C (73 °F), with a minimum of 16.4 °C (61.6 °F) and a maximum of 28.8 °C (83.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 11 °C (52 °F). However, it dropped to 8 °C (46.4 °F) in April 1998.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 32 °C (90 °F). However, it reached 34 °C (93.2 °F) in April 1998.
Precipitation amounts to 50 mm (2 in), distributed over 9 days.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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May is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 19.6 °C (67 °F), with a minimum of 12.9 °C (55.2 °F) and a maximum of 26.4 °C (79.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 7 °C (44.5 °F). However, it dropped to 1 °C (33.8 °F) in May 2020.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 30.5 °C (87 °F). However, it reached 33.2 °C (91.8 °F) in May 1994.
Precipitation amounts to 40 mm (1.6 in), distributed over 7 days.
The day lasts on average 11 hours and 0 minutes.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).

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June is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 18.3 °C (65 °F), with a minimum of 11 °C (51.7 °F) and a maximum of 25.6 °C (78.1 °F).
On the coldest nights, the temperature usually drops to around 4.5 °C (40 °F). However, it dropped to 0 °C (32 °F) in June 1994.
On the warmest days, the temperature usually reaches around 29.5 °C (85.5 °F). However, it reached 32 °C (89.6 °F) in June 2000.
Precipitation amounts to 35 mm (1.4 in), distributed over 6 days.
The day lasts on average 10 hours and 50 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 6 kph (3 mph).

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July, the coldest month of the year, is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 18.2 °C (65 °F), with a minimum of 10.1 °C (50.1 °F) and a maximum of 26.3 °C (79.3 °F).
On the coldest nights of the month, the temperature usually drops to around 4 °C (39 °F). However, it dropped to -1 °C (30.2 °F) in July 2000.
On the warmest days of the month, the temperature usually reaches around 30.5 °C (86.5 °F). However, it reached 32 °C (89.6 °F) in July 1998.
Precipitation amounts to 20 mm (0.8 in), distributed over 6 days.
The day lasts on average 10 hours and 55 minutes.
The average humidity is 64%.
The average wind speed is 6 kph (3 mph).

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August is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 19.7 °C (68 °F), with a minimum of 11.3 °C (52.3 °F) and a maximum of 28.2 °C (82.7 °F).
On the coldest nights of the month, the temperature usually drops to around 6 °C (43 °F). However, it dropped to 3 °C (37.4 °F) in August 2011.
On the warmest days of the month, the temperature usually reaches around 33 °C (91.5 °F). However, it reached 35 °C (95 °F) in August 1998.
Precipitation amounts to 25 mm (1 in), distributed over 6 days.
The day lasts on average 11 hours and 25 minutes.
The average humidity is 57%.
The average wind speed is 7 kph (5 mph).

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September is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 22.2 °C (72 °F), with a minimum of 14.6 °C (58.3 °F) and a maximum of 29.8 °C (85.6 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 5 °C (41 °F) in September 2011.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 35 °C (95.5 °F). However, it reached 39 °C (102.2 °F) in September 2020.
Precipitation amounts to 50 mm (2 in), distributed over 7 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 57%.
The average wind speed is 8 kph (5 mph).

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October is generally a warm to hot month. The average temperature is of 24 °C (75 °F), with a minimum of 17.5 °C (63.4 °F) and a maximum of 30.4 °C (86.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 12.5 °C (55 °F). However, it dropped to 9 °C (48.2 °F) in October 2014.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 36 °C (96.5 °F). However, it reached 39 °C (102.2 °F) in October 2008.
Precipitation amounts to 125 mm (4.9 in), distributed over 13 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 62%.
The average wind speed is 9 kph (6 mph).

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November is generally a warm to hot month. The average temperature is of 24.2 °C (76 °F), with a minimum of 18.4 °C (65.1 °F) and a maximum of 30 °C (86.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 14 °C (57 °F). However, it dropped to 11 °C (51.8 °F) in November 2011.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 34.5 °C (94.5 °F). However, it reached 37 °C (98.6 °F) in November 2020.
Precipitation amounts to 160 mm (6.3 in), distributed over 15 days.
The day lasts on average 13 hours and 10 minutes.
The average humidity is 66%.
The average wind speed is 9 kph (6 mph).

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December is generally a warm to hot, muggy month. The average temperature is of 25.1 °C (77 °F), with a minimum of 19.8 °C (67.6 °F) and a maximum of 30.4 °C (86.7 °F).
On the coldest nights of the month, the temperature usually drops to around 15.5 °C (60 °F). However, it dropped to 13 °C (55.4 °F) in December 2007.
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F). However, it reached 37 °C (98.6 °F) in December 2008.
Precipitation amounts to 220 mm (8.7 in), distributed over 18 days.
The day lasts on average 13 hours and 30 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).