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
September
Weather in September
Temperature
The advent of September denotes an average high-temperature of a still moderately hot 28.5°C (83.3°F), subtly different from August's 26.7°C (80.1°F). Throughout the month of September, Ibirapuã expects an average low of 18°C (64.4°F).Heat index
In September, the average heat index is computed to be a hot 32°C (89.6°F). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
The least humid month in Ibirapuã is September, with an average relative humidity of 74%.Rainfall
The month with the least rainfall in Ibirapuã is September, when the rain falls for 13.8 days and typically collects 18mm (0.71") of precipitation.Daylight
In Ibirapuã, Brazil, the average length of the day in September is 12h and 1min.On the first day of the month, sunrise is at 05:46 and sunset at 17:33. On the last day of September, in Ibirapuã, sunrise is at 05:22 and sunset at 17:37 -03.
Sunshine
In Ibirapuã, Brazil, the average sunshine in September is 7.5h.UV index
January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Ibirapuã in September?
What is the least humid month in Ibirapuã?
What is the average humidity in September in Ibirapuã?
What is the driest month in Ibirapuã?
How many days does it rain in September in Ibirapuã?
What is the average length of the day in September in Ibirapuã?
When are sunrise and sunset in September in Ibirapuã?
How many hours of sunshine does Ibirapuã have in September?
What is the month with the highest UV index in Ibirapuã?
How high is the UV index in September in Ibirapuã?
Average temperature in September
Ibirapuã, Brazil
- Average high temperature in September: 28.5°C
The warmest month (with the highest average high temperature) is February (30.9°C).
The month with the lowest average high temperature is July (25.8°C).
- Average low temperature in September: 18°C
The months with the highest average low temperature are January, February and March (20.6°C).
The coldest month (with the lowest average low temperature) is July (16.8°C).
Average pressure in September
Ibirapuã, Brazil
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).
Average wind speed in September
Ibirapuã, Brazil
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is October (10.5km/h).
The calmest month (with the lowest average wind speed) is May (7.2km/h).
Average humidity in September
Ibirapuã, Brazil
- Average humidity in September: 74%
The month with the highest relative humidity is April (85%).
The month with the lowest relative humidity is September (74%).
Average rainfall in September
Ibirapuã, Brazil
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in September
Ibirapuã, Brazil
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is December (23.9 days).
The month with the least rainy days is September (13.8 days).
Average daylight in September /
Average sunshine in September
Ibirapuã, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 36min).
Average sunshine days in September
Ibirapuã, Brazil
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is November (5.1 days).
Average UV index in September
Ibirapuã, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, August, September, October, November and December (UV index 6).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in September
Ibirapuã, Brazil
- Average cloud cover in September: 46
The months with the most cloud cover are April and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility in September
Ibirapuã, Brazil
- Average visibility in September: 9km
The month with the highest visibility is September (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (7km).
