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Contents
- 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
Weather in January
January, like December, in Altair, Brazil, is a moderately hot summer month, with an average temperature ranging between max 28.7°C (83.7°F) and min 20.5°C (68.9°F). With January's advent, Altair sees an average high-temperature of a still moderately hot 28.7°C (83.7°F), subtly shifted from December's 29.4°C (84.9°F). Weather in January »
Weather in February
February, the last month of the summer in Altair, is also a moderately hot month, with an average temperature varying between 20.2°C (68.4°F) and 28.7°C (83.7°F). Altair, Brazil, enters February recording an average high-temperature of a still warm 28.7°C (83.7°F), consistent with the temperature of the month gone by. Weather in February »
Weather in March
The first month of the autumn, March, is also a moderately hot month in Altair, Brazil, with an average temperature ranging between min 20.1°C (68.2°F) and max 28.2°C (82.8°F). March observes an average high-temperature of a still warm 28.2°C (82.8°F), marking an insignificant difference from February's 28.7°C (83.7°F). Weather in March »
Weather in April
April, the same as March, is another warm autumn month in Altair, Brazil, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 18.2°C (64.8°F). In the transition from March to April, Altair reports an average high-temperature of a still warm 27.3°C (81.1°F), indicating a close resemblance to the prior month. Weather in April »
Weather in May
May, the last month of the autumn in Altair, is also a moderately hot month, with an average temperature fluctuating between 15.9°C (60.6°F) and 25.5°C (77.9°F). May brings an average high-temperature of a still warm 25.5°C (77.9°F), showing a slight difference from April's 27.3°C (81.1°F). Weather in May »
Weather in June
June, the first month of the winter in Altair, is also a moderately hot month, with an average temperature fluctuating between 15.6°C (60.1°F) and 25.3°C (77.5°F). The coldest month is June, with an average high-temperature of 25.3°C (77.5°F) and an average low-temperature of 15.6°C (60.1°F). Weather in June »
Weather in July
July, like June, in Altair, Brazil, is another warm winter month, with an average temperature ranging between min 15.7°C (60.3°F) and max 26.7°C (80.1°F). Altair, Brazil, registers an average high-temperature of a still moderately hot 26.7°C (80.1°F) with the arrival of July, showing minor deviation from the preceding month. Weather in July »
Weather in August
August, the last month of the winter in Altair, is another warm month, with an average temperature fluctuating between 29.6°C (85.3°F) and 16.8°C (62.2°F). August's arrival registers an average high-temperature of a still moderately hot 29.6°C (85.3°F), closely aligning with the temperature of the previous month. Weather in August »
Weather in September
The first month of the spring, September, is a tropical month in Altair, Brazil, with an average temperature varying between 32.2°C (90°F) and 19.2°C (66.6°F). September is the warmest month, with an average high-temperature of 32.2°C (90°F) and an average low-temperature of 19.2°C (66.6°F). The heat index value during September is computed to be a sweltering 35°C (95°F). Weather in September »
Weather in October
October, like September, is another tropical spring month in Altair, Brazil, with an average temperature ranging between min 20.5°C (68.9°F) and max 31.5°C (88.7°F). The onset of October marks an average high-temperature of a still tropical 31.5°C (88.7°F), hardly differing from September's 32.2°C (90°F). Weather in October »
Weather in November
The last month of the spring, November, is also a moderately hot month in Altair, Brazil, with temperature in the range of an average low of 20.5°C (68.9°F) and an average high of 29.8°C (85.6°F). November brings an average high-temperature of a warm 29.8°C (85.6°F), showing a slight difference from October's 31.5°C (88.7°F). Weather in November »
Weather in December
December, the first month of the summer in Altair, is also a moderately hot month, with an average temperature fluctuating between 20.8°C (69.4°F) and 29.4°C (84.9°F). Upon the beginning of December, Altair's high-temperatures register at a still warm 29.4°C (84.9°F), closely mirroring the preceding month. Weather in December »
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the wettest month in Altair?
The month with the most rainfall is January, when the rain falls for 29.2 days and typically aggregates up to 214mm (8.43") of precipitation.
How much does it rain in Altair?
In Altair, Brazil, during the entire year, the rain falls for 210.1 days and collects up to 1237mm (48.7") of precipitation.
What is the month with the least sunshine in Altair?
With an average of 7.1h of sunshine, January has the least sunshine of the year.
What are the months with the highest UV index in Altair?
January, March through December, with an average maximum UV index of 6, are months with the highest UV index in Altair, Brazil.
What is the month with the lowest UV index in Altair?
February is the month with the lowest UV index in Altair, with an average maximum UV index of 5.
What is the most humid month in Altair?
March is the most humid month, with an average relative humidity of 87%.
What is the coldest month in Altair?
June is the month when Altair experiences its coldest temperatures, averaging a high of 25.3°C (77.5°F) and a low of 15.6°C (60.1°F).
What is the month with the shortest days in Altair?
With an average of 10h and 54min of daylight, June has the shortest days of the year in Altair, Brazil.
What is the driest month in Altair?
The month with the least rainfall in Altair is July, when the rain falls for 5.4 days and typically collects 9mm (0.35") of precipitation.
What is the least humid month in Altair?
The months with the lowest humidity in Altair, Brazil, are August and September, with an average relative humidity of 51%.
What month has the most sunshine in Altair?
August has the most sunshine of the year in Altair, with an average of 9.6h of sunshine.
What time of the year is the hottest in Altair?
In Altair, September is the month with the highest recorded average temperatures, measuring a high of 32.2°C (90°F) and a low of 19.2°C (66.6°F).
When are the longest days in Altair?
With an average of 13h and 24min of daylight, December has the longest days of the year in Altair, Brazil.
Is there Daylight Saving Time (DST) in Altair?
Altair does not utilize Daylight Saving Time (DST). -03 timezone is used over the entire year.
Average temperature
Altair, Brazil
The warmest month (with the highest average high temperature) is September (32.2°C).
The month with the lowest average high temperature is June (25.3°C).
The month with the highest average low temperature is December (20.8°C).
The coldest month (with the lowest average low temperature) is June (15.6°C).
Average pressure
Altair, Brazil
- Average pressure in January:
1011.5mbar - Average pressure in February:
1011.8mbar - Average pressure in March:
1012.3mbar - Average pressure in April:
1014.2mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1018mbar
- Average pressure in July:
1018.2mbar - Average pressure in August:
1016.9mbar - Average pressure in September:
1014.2mbar - Average pressure in October:
1011.8mbar - Average pressure in November:
1010.4mbar - Average pressure in December:
1010.4mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The months with the lowest atmospheric pressure are November and December (1010.4mbar).
Average wind speed
Altair, Brazil
- Average wind speed in January:
7.5km/h - Average wind speed in February:
7km/h - Average wind speed in March:
7.1km/h - Average wind speed in April:
7.3km/h - Average wind speed in May:
7.6km/h - Average wind speed in June:
8.2km/h
- Average wind speed in July:
9.1km/h - Average wind speed in August:
10.1km/h - Average wind speed in September:
10.1km/h - Average wind speed in October:
9.5km/h - Average wind speed in November:
8.8km/h - Average wind speed in December:
7.9km/h
The windiest months (with the highest average wind speed) are August and September (10.1km/h).
The calmest month (with the lowest average wind speed) is February (7km/h).
Average humidity
Altair, Brazil
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall
Altair, Brazil
- Average rainfall in January:
214mm - Average rainfall in February:
179mm - Average rainfall in March:
163mm - Average rainfall in April:
68mm - Average rainfall in May:
37mm - Average rainfall in June:
24mm
The wettest month (with the highest rainfall) is January (214mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days
Altair, Brazil
- Average rainfall days in January:
29.2 days - Average rainfall days in February:
25.6 days - Average rainfall days in March:
27.6 days - Average rainfall days in April:
17.7 days - Average rainfall days in May:
13 days - Average rainfall days in June:
8.1 days
- Average rainfall days in July:
5.4 days - Average rainfall days in August:
3.7 days - Average rainfall days in September:
8.4 days - Average rainfall days in October:
17.8 days - Average rainfall days in November:
25.1 days - Average rainfall days in December:
28.5 days
The month with the highest number of rainy days is January (29.2 days).
The month with the least rainy days is August (3.7 days).
Average daylight / Average sunshine
Altair, Brazil
- Average daylight in January:
13h and 1min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
10h and 5min
- Average daylight in July:
11h and 0min - 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 1min - Average daylight in December:
13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
7h and 4min - Average sunshine in March:
7h and 5min - Average sunshine in April:
8h and 3min - Average sunshine in May:
8h and 4min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
9h and 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 3min - Average sunshine in October:
9h and 0min - Average sunshine in November:
8h and 1min - Average sunshine in December:
7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days
Altair, Brazil
- Average sunshine days in January:
1.9 days - Average sunshine days in February:
1.6 days - Average sunshine days in March:
3.1 days - Average sunshine days in April:
10.6 days - Average sunshine days in May:
15.1 days - Average sunshine days in June:
19.8 days
- Average sunshine days in July:
24.5 days - Average sunshine days in August:
26.7 days - Average sunshine days in September:
19.2 days - Average sunshine days in October:
11.6 days - Average sunshine days in November:
3.8 days - Average sunshine days in December:
1.5 days
The month with the most sunshine days is August (26.7 days).
The month with the least sunshine days is December (1.5 days).
Average UV index
Altair, Brazil
The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 6).
The month with the lowest UV index is February (UV index 5).
Average cloud cover
Altair, Brazil
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility
Altair, Brazil
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January and March (7km).
Altair, Brazil
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