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
The onset of September brings an average high-temperature of a still moderately hot 27.2°C (81°F), nearly matching the August temperature. During September, an average low-temperature of 16.9°C (62.4°F) is observed.Heat index
The heat index value during September is estimated at a hot 31°C (87.8°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.Heat index data is primarily for areas with shade and subjected to light winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in September is 84%.Rainfall
September is the month with the least rainfall. Rain falls for 20.4 days and accumulates 28mm (1.1") of precipitation.Daylight
In Pau Brasil, the average length of the day in September is 12h and 1min.On the first day of September in Pau Brasil, sunrise is at 05:43 and sunset at 17:33. On the last day of the month, sunrise is at 05:21 and sunset at 17:35 -03.
Sunshine
In September, the average sunshine is 5.3h.UV index
June through September, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the usual temperature for Pau Brasil in September?
What is the average humidity in September in Pau Brasil?
What is the driest month in Pau Brasil?
How much does it rain in Pau Brasil in September?
How many hours of daylight does Pau Brasil have in September?
What time are sunrise and sunset in September in Pau Brasil?
How many hours of sunshine does Pau Brasil have in September?
What is the month with the lowest UV index in Pau Brasil?
How high is the UV index in September in Pau Brasil?
Average temperature in September
Pau Brasil, Brazil
- Average high temperature in September: 27.2°C
The warmest months (with the highest average high temperature) are February and March (30.8°C).
The month with the lowest average high temperature is July (25.8°C).
- Average low temperature in September: 16.9°C
The month with the highest average low temperature is March (20.3°C).
The coldest month (with the lowest average low temperature) is August (16.3°C).
Average pressure in September
Pau Brasil, Brazil
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is July (1019.7mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).
Average wind speed in September
Pau Brasil, Brazil
- Average wind speed in September: 5.7km/h
The windiest months (with the highest average wind speed) are September and October (5.7km/h).
The calmest months (with the lowest average wind speed) are March and April (4.8km/h).
Average humidity in September
Pau Brasil, Brazil
- Average humidity in September: 84%
The months with the highest relative humidity are June and July (88%).
The month with the lowest relative humidity is February (82%).
Average rainfall in September
Pau Brasil, Brazil
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in September
Pau Brasil, Brazil
- Average rainfall days in September: 20.4 days
The month with the highest number of rainy days is October (23.4 days).
The month with the least rainy days is February (16.4 days).
Average daylight in September /
Average sunshine in September
Pau Brasil, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in September: 5h and 2min
The months with the most sunshine are January and February (Average sunshine: 7h and 48min).
The months with the least sunshine are May and November (Average sunshine: 4h and 36min).
Average sunshine days in September
Pau Brasil, Brazil
- Average sunshine days in September: 4.8 days
The month with the most sunshine days is March (11.2 days).
The month with the least sunshine days is July (3.5 days).
Average UV index in September
Pau Brasil, Brazil
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 6).
The months with the lowest UV index are June, July, August and September (UV index 5).
Average cloud cover in September
Pau Brasil, Brazil
- Average cloud cover in September: 69
The month with the most cloud cover is May (Cloud cover 74).
The month with the least cloud cover is February (Cloud cover 65).
Average visibility in September
Pau Brasil, Brazil
- Average visibility in September: 6km
The months with the highest visibility are January, February, March, August, September, October, November and December (6km).
The months with the lowest visibility are April, May, June and July (5km).
Pau Brasil, Brazil
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