Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the advent of September, Álvares Machado experiences an average high-temperature of a tropical 30.4°C (86.7°F), mirroring a close resemblance to the previous month. The average low-temperature reading in September for Álvares Machado reflects a significant fall from the daytime highs, stabilizing at an enjoyable 18.3°C (64.9°F).Heat index
In September, the heat index is calculated to be a hot 33°C (91.4°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.Heat index data is primarily for areas with shade and subjected to light winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Humidity
The months with the lowest humidity in Álvares Machado are August and September, with an average relative humidity of 59%.Rainfall
In September, the rain falls for 9.6 days. Throughout September, 50mm (1.97") of precipitation is accumulated. In Álvares Machado, during the entire year, the rain falls for 196.8 days and collects up to 1260mm (49.61") of precipitation.Daylight
In September, the average length of the day in Álvares Machado is 11h and 59min.On the first day of the month, sunrise is at 06:34 and sunset at 18:16. On the last day of September, sunrise is at 06:06 and sunset at 18:24 -03.
Sunshine
In Álvares Machado, the average sunshine in September is 9.1h.UV index
The months with the highest UV index in Álvares Machado are January through March, June through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
How hot is it in Álvares Machado in September?
What is the least humid month in Álvares Machado?
What is the average humidity in September in Álvares Machado?
How many days does it rain in September in Álvares Machado?
How many hours of daylight does Álvares Machado have in September?
When is the sunrise / sunset in September in Álvares Machado?
How many hours of sunshine does Álvares Machado have in September?
What are the months with the highest UV index in Álvares Machado?
What is the UV index reading in September in Álvares Machado?
Average temperature in September
Álvares Machado, Brazil
- Average high temperature in September: 30.4°C
The warmest month (with the highest average high temperature) is October (30.9°C).
The month with the lowest average high temperature is June (24.1°C).
- Average low temperature in September: 18.3°C
The months with the highest average low temperature are January and December (21.3°C).
The coldest months (with the lowest average low temperature) are June and July (15.3°C).
Average pressure in September
Álvares Machado, Brazil
- Average pressure in September: 1014.1mbar
The month with the highest atmospheric pressure is July (1018.1mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).
Average wind speed in September
Álvares Machado, Brazil
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is August (11.1km/h).
The calmest months (with the lowest average wind speed) are February and March (7.8km/h).
Average humidity in September
Álvares Machado, Brazil
- Average humidity in September: 59%
The months with the highest relative humidity are February and March (84%).
The months with the lowest relative humidity are August and September (59%).
Average rainfall in September
Álvares Machado, Brazil
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is January (233mm).
The driest month (with the least rainfall) is July (29mm).
Average rainfall days in September
Álvares Machado, Brazil
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is January (28.5 days).
The month with the least rainy days is August (5.3 days).
Average daylight in September /
Average sunshine in September
Álvares Machado, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).
Average sunshine days in September
Álvares Machado, Brazil
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is August (25.1 days).
The month with the least sunshine days is January (2 days).
Average UV index in September
Álvares Machado, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are April and May (UV index 5).
Average cloud cover in September
Álvares Machado, Brazil
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Álvares Machado, Brazil
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May and June (8km).
Álvares Machado, Brazil
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