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Contents
- The climate of Osasco
- The best time to visit Osasco
- The worst time to visit Osasco
- Spring weather in Osasco
- Summer weather in Osasco
- Autumn weather in Osasco
- Winter weather in Osasco
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Osasco
Osasco, a populous city in Brazil, exhibits a humid subtropical climate, otherwise classified as Köppen Cfa climate. This classification is characterized by high humidity and temperatures that remain relatively stable throughout the year. Geographically, Osasco enjoys a tropical setting where there is no dry season.
Climate in Osasco remains generally warm with highs from 20.8°C (69.4°F) in June to 26.7°C (80.1°F) in February. Complementing these temperatures are the lower readings, typically falling between 12.6°C (54.7°F) in July and 18.7°C (65.7°F) in January. There is little fluctuation in relative humidity, which stays near the high end between 74% in August to 85% from March to May.
Rainfall steadily decreases from January's pinnacle of 181mm (7.13") down to a trough of 36mm (1.42") appearing in August. Rainy days correspondingly fluctuate in quantity throughout the year, peaking in January and December with 25.6 and 22.2 days respectively, while dipping down to a mere 9.3 days in August.
Notably, the highest wind speeds of 11km/h (6.8mph) and 15.1km/h (9.4mph) are witnessed in November for average and gust winds respectively.
Climate in Osasco remains generally warm with highs from 20.8°C (69.4°F) in June to 26.7°C (80.1°F) in February. Complementing these temperatures are the lower readings, typically falling between 12.6°C (54.7°F) in July and 18.7°C (65.7°F) in January. There is little fluctuation in relative humidity, which stays near the high end between 74% in August to 85% from March to May.
Rainfall steadily decreases from January's pinnacle of 181mm (7.13") down to a trough of 36mm (1.42") appearing in August. Rainy days correspondingly fluctuate in quantity throughout the year, peaking in January and December with 25.6 and 22.2 days respectively, while dipping down to a mere 9.3 days in August.
Notably, the highest wind speeds of 11km/h (6.8mph) and 15.1km/h (9.4mph) are witnessed in November for average and gust winds respectively.
The best time to visit Osasco
With the consideration of factors such as temperature, humidity, and rainfall, the ideal time to visit Osasco would be during its winter months of June through August. During this period, temperatures are gentler and average between 20.8°C (69.4°F) and 22.9°C (73.2°F) with lows of 12.6°C (54.7°F) to 12.9°C (55.2°F). This climatic period also sees the least rainfall, with average precipitation levels ranging from 36mm (1.42") to 44mm (1.73"). Coupled with the lowest number of rainy days, 9.3 to 11.3, and the peak visibility of 9km (5.6mi) in August, these months offer favorable conditions for outdoor activities and sightseeing.
The worst time to visit Osasco
January and December prove to be less ideal times to visit Osasco due to heavy rainfall. In January, the city experiences 181mm (7.13") of precipitation, while December brings a substantial amount of 120mm (4.72"). Furthermore, the number of rainy days peaks in these months at 25.6 and 22.2 respectively. Coupled with high relative humidity of 84% and 82%, these weather conditions can make outdoor activities and exploration challenging.
Spring weather in Osasco
Spring in Osasco, spanning from September to November, is generally warm, with high temperatures ranging from 24.7°C (76.5°F) to 25.5°C (77.9°F) and lows from 14.8°C (58.6°F) to 16.8°C (62.2°F). Throughout these months, weather generally remains humid with relative humidity between 75% and 83%. However, sunshine increases, especially in November, with 7.3 daylight hours. Rainfall begins its ascent from 49mm (1.93") in September to 90mm (3.54") in November, while the number of rainy days also sees a similar increase from 14.2 to 18.7.
Summer weather in Osasco
The summer months in Osasco, from December to February, are characterized by high temperatures which fluctuate from 25.3°C (77.5°F) to 26.7°C (80.1°F). Minimum temperatures hover around 16.8°C (62.2°F) to 18.7°C (65.7°F). Humidity during these months is relatively high, generally between 82% and 84%. Rainfall levels are also significant during this season, typically varying from 90mm (3.54") to 181mm (7.13"), contributing to a high number of rainy days, between 18.7 in November and 25.6 in January.
Autumn weather in Osasco
During the months of autumn from March to May, temperatures in Osasco decrease from highs of 25.9°C (78.6°F) in March to 21.9°C (71.4°F) in May, while lows drop from 17.9°C (64.2°F) to 13.9°C (57°F) over the same period. Rainfall during this season sees a significant decrease from 84mm (3.31") in March down to 39mm (1.54") in May. The number of rainy days follows a similar trend falling from 22.6 to 14.4 days. Relative humidity remains high during autumn, generally between 85%.
Winter weather in Osasco
Winter in Osasco, occurring from June to August, sees the lowest temperatures of the year. Highs hover between 20.8°C (69.4°F) and 22.9°C (73.2°F), while lows range from 12.6°C (54.7°F) to 12.9°C (55.2°F). Rainfall is at its lowest during these months, with quantities ranging from 36mm (1.42") in August to 48mm (1.89") in July. The number of rainy days also drops to its lowest count from 9.3 to 11.6 during these months. Interestingly, this period witnesses a decrease in cloud cover from 45% to 35%, providing more clear skies.
Weather in January
January greets Osasco with warm temperatures and a high humidity level. It holds the equal number highest monthly temperature from the year, standing at 26.6°C (79.9°F), and is accompanied by notable levels of rainfall documented at 181mm (7.13"). Weather in January »
Weather in February
Following January, the weather in February in the Osasco region remains steady, with a slight decrease in the rainfall and lower wind speeds recorded at 8.5km/h (5.3mph). While the high rainfall of January decreases to 126mm (4.96"), the overall temperature range persists with subtly cooler evenings. Weather in February »
Weather in March
March in Osasco shows an appreciable drop from February in most weather metrics. The rainfall further reduces to 84mm (3.31"), signalling the end of the wet season. However, the temperatures remain relatively stable, continuing to provide warm days. Weather in March »
Weather in April
April presents Osasco with the lowest rainfall amount of the first semester, measuring just 49mm (1.93"). This combines with warm day temperatures and cool nights creating ideal weather for outdoor activities. The daylight hours continue to shorten, subtly altering the amount of sunshine the city experiences. Weather in April »
Weather in May
As Osasco moves into May, noticeable temperature fluctuations begin to occur. The lowest recorded monthly temperature up until this point at 13.9°C (57°F) makes a stark contrast to the high temperatures of the earlier year. Though the rainfall quantity sits at a moderate level, the number of precipitation days decrease, presenting a more consistent weather pattern. Weather in May »
Weather in June
The winter season starts gently with June in Osasco. Despite the mild temperature drop, compared to May, the registered wind speeds remain close to 9km/h (5.6mph), ensuring a pleasant feel to the air. June also brings more hours of sunshine, allowing residents to enjoy slightly longer, brighter days. Weather in June »
Weather in July
July marks the middle of the year in Osasco with colder nights, but increased hours of sunshine. This month sees the lowest recorded temperatures dipping to 12.6°C (54.7°F) coupled with decreased rainfall at 48mm (1.89"). Moreover, with the longest average hours of sunshine, July can surprise with its brilliance. Weather in July »
Weather in August
Osasco experiences steady weather conditions in August with both temperatures and precipitation mirroring those of the previous month. A distinguishing feature in August, however, is a drop in average humidity to 74%, signaling a drier overall climate. Weather in August »
Weather in September
September brings a seasonal change to Osasco with a slight rise in temperatures hinting at the upcoming spring. The 24.7°C (76.5°F) high contrasts with the sunshine days decreasing from the monthly high of 18.3 days in August to 12.7 days. Weather in September »
Weather in October
In Osasco, October brings a return to frequent rainfall, increasing to 66mm (2.6"), but it is also the beginning of warmer days and nights. The visibility remains constant at 8km (5mi) and the UV index steady at 5, ensuring conditions safe for outdoor explorations. Weather in October »
Weather in November
November in Osasco witnesses the second highest rainfall of the year, registering at 90mm (3.54"). The dynamics of temperature maintain the upward trend toward typical summer heat. Longer daylight hours become a prominent feature of this month, balancing out the increased precipitation. Weather in November »
Weather in December
December in Osasco is characterized by the highest precipitation figures of the year, peaking at 120mm (4.72"). With similar temperatures to January, it concludes the cycle with warm days and moderately cool evenings. The high winds add to the distinct feel of the month, creating a refreshing ambiance amidst the higher humidity levels. Weather in December »
[Resources]Frequently asked questions
What is the wettest month in Osasco?
The month with the most rainfall is January, when the rain falls for 25.6 days and typically aggregates up to 181mm (7.13") of precipitation.
How much does it rain in Osasco?
In Osasco, Brazil, during the entire year, the rain falls for 206.4 days and collects up to 932mm (36.69") of precipitation.
What is the month with the least sunshine in Osasco?
The months with the least sunshine are January, November and December, with an average of 6.9h of sunshine.
When is the highest UV index in Osasco?
With an average maximum UV index of 6, January is the month with the highest UV index.
What is the warmest month in Osasco?
With average high and low temperatures of 26.7°C (80.1°F) and 18.5°C (65.3°F) respectively, February is Osasco's warmest month.
What are the months with the lowest UV index in Osasco?
The months with the lowest UV index are February through December, with an average maximum UV index of 5.
What is the most humid month in Osasco?
March through May, with an average relative humidity of 85%, are most humid months.
What are the coldest months in Osasco?
June, with its high-temperature average of 20.8°C (69.4°F) and a low-temperature average of 12.8°C (55°F), is the coldest month in Osasco.
What is the month with the shortest days in Osasco?
The month with the shortest days in Osasco, Brazil, is June, with an average of 10h and 42min of daylight.
What is the least humid month in Osasco?
August is the least humid month, with an average relative humidity of 74%.
What is the driest month in Osasco?
August is the month with the least rainfall. Rain falls for 9.3 days and accumulates 36mm (1.42") of precipitation.
What month has the most sunshine in Osasco?
The month with the most sunshine is September, with an average of 8h of sunshine.
When are the longest days in Osasco?
With an average of 13h and 36min of daylight, December has the longest days of the year in Osasco, Brazil.
Is there Daylight Saving Time (DST) in Osasco?
Osasco does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
Osasco, Brazil
The warmest month (with the highest average high temperature) is February (26.7°C).
The month with the lowest average high temperature is June (20.8°C).
The month with the highest average low temperature is January (18.7°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).
Average pressure
Osasco, Brazil
- Average pressure in January:
1012.6mbar - Average pressure in February:
1012.9mbar - Average pressure in March:
1013.9mbar - Average pressure in April:
1016mbar - Average pressure in May:
1017.7mbar - Average pressure in June:
1019.6mbar
- Average pressure in July:
1020.2mbar - Average pressure in August:
1019.6mbar - Average pressure in September:
1017.2mbar - Average pressure in October:
1014.7mbar - Average pressure in November:
1012.8mbar - Average pressure in December:
1011.8mbar
The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1011.8mbar).
Average wind speed
Osasco, Brazil
- Average wind speed in January:
9.2km/h - Average wind speed in February:
8.5km/h - Average wind speed in March:
9.2km/h - Average wind speed in April:
9km/h - Average wind speed in May:
9.3km/h - Average wind speed in June:
9km/h
- Average wind speed in July:
9.1km/h - Average wind speed in August:
9.9km/h - Average wind speed in September:
10.4km/h - Average wind speed in October:
10.9km/h - Average wind speed in November:
11km/h - Average wind speed in December:
9.9km/h
The windiest month (with the highest average wind speed) is November (11km/h).
The calmest month (with the lowest average wind speed) is February (8.5km/h).
Average humidity
Osasco, Brazil
The months with the highest relative humidity are March, April and May (85%).
The month with the lowest relative humidity is August (74%).
Average rainfall
Osasco, Brazil
- Average rainfall in January:
181mm - Average rainfall in February:
126mm - Average rainfall in March:
84mm - Average rainfall in April:
49mm - Average rainfall in May:
39mm - Average rainfall in June:
44mm
The wettest month (with the highest rainfall) is January (181mm).
The driest month (with the least rainfall) is August (36mm).
Average rainfall days
Osasco, Brazil
- Average rainfall days in January:
25.6 days - Average rainfall days in February:
21.8 days - Average rainfall days in March:
22.6 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
14.4 days - Average rainfall days in June:
11.3 days
- Average rainfall days in July:
11.6 days - Average rainfall days in August:
9.3 days - Average rainfall days in September:
14.2 days - Average rainfall days in October:
18.4 days - Average rainfall days in November:
18.7 days - Average rainfall days in December:
22.2 days
The month with the highest number of rainy days is January (25.6 days).
The month with the least rainy days is August (9.3 days).
Average daylight / Average sunshine
Osasco, Brazil
- Average daylight in January:
13h and 2min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 3min - Average daylight in May:
11h and 0min - Average daylight in June:
10h and 4min
- Average daylight in July:
10h and 5min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 2min - Average daylight in December:
13h and 4min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in January:
6h and 5min - Average sunshine in February:
7h and 2min - Average sunshine in March:
7h and 1min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 1min - Average sunshine in June:
7h and 3min
- Average sunshine in July:
7h and 5min - Average sunshine in August:
7h and 5min - Average sunshine in September:
8h and 0min - Average sunshine in October:
7h and 2min - Average sunshine in November:
6h and 5min - Average sunshine in December:
6h and 5min
The month with the most sunshine is September (Average sunshine: 8h and 0min).
The months with the least sunshine are January, November and December (Average sunshine: 6h and 54min).
Average sunshine days
Osasco, Brazil
- Average sunshine days in January:
4.3 days - Average sunshine days in February:
5.4 days - Average sunshine days in March:
7 days - Average sunshine days in April:
11.4 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
15.3 days
- Average sunshine days in July:
17 days - Average sunshine days in August:
18.3 days - Average sunshine days in September:
12.7 days - Average sunshine days in October:
10.4 days - Average sunshine days in November:
9.1 days - Average sunshine days in December:
7.5 days
The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is January (4.3 days).
Average UV index
Osasco, Brazil
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover
Osasco, Brazil
The months with the most cloud cover are January and November (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Osasco, Brazil
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, March, April and May (7km).
Osasco, Brazil
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