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 shift from August to September is characterized by an average high-temperature of a still warm 29°C (84.2°F), not significantly different from the 26.1°C (79°F) of August. A significant temperature decrease to an average an enjoyable 17°C (62.6°F) characterizes Itaúna do Sul's nighttime temperatures during September.Heat index
Throughout September, the heat index is appraised at a hot 32°C (89.6°F). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.Heat index determinations are made taking into account the shade and light air movements. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
September is the least humid month, with an average relative humidity of 66%.Rainfall
In Itaúna do Sul, during September, the rain falls for 9.5 days and regularly aggregates up to 45mm (1.77") of precipitation. In Itaúna do Sul, during the entire year, the rain falls for 188.5 days and collects up to 1243mm (48.94") of precipitation.Daylight
In Itaúna do Sul, the average length of the day in September is 11h and 59min.On the first day of the month, sunrise is at 06:41 and sunset at 18:21. On the last day of September, sunrise is at 06:12 and sunset at 18:30 -03.
Sunshine
The average sunshine in September is 8.8h.UV index
The months with the highest UV index are January through March, August through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 in September translates into this advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the least humid month?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September in Itaúna do Sul?
When are sunrise and sunset in September in Itaúna do Sul?
How many hours of sunshine does Itaúna do Sul have in September?
What is the month with the highest UV index in Itaúna do Sul?
What is the UV index reading in September?
Average temperature in September
Itaúna do Sul, Brazil
- Average high temperature in September: 29°C
The warmest months (with the highest average high temperature) are October and November (30°C).
The month with the lowest average high temperature is June (22.8°C).
- Average low temperature in September: 17°C
The months with the highest average low temperature are January and February (20.8°C).
The coldest month (with the lowest average low temperature) is July (14.2°C).
Average pressure in September
Itaúna do Sul, Brazil
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is July (1018.3mbar).
The month with the lowest atmospheric pressure is December (1009.6mbar).
Average wind speed in September
Itaúna do Sul, Brazil
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is August (11km/h).
The calmest months (with the lowest average wind speed) are February and March (7.7km/h).
Average humidity in September
Itaúna do Sul, Brazil
- Average humidity in September: 66%
The months with the highest relative humidity are May and June (86%).
The month with the lowest relative humidity is September (66%).
Average rainfall in September
Itaúna do Sul, Brazil
- Average rainfall in September: 45mm
The wettest month (with the highest rainfall) is January (208mm).
The driest month (with the least rainfall) is July (41mm).
Average rainfall days in September
Itaúna do Sul, Brazil
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is January (26.1 days).
The month with the least rainy days is August (6.8 days).
Average daylight in September /
Average sunshine in September
Itaúna do Sul, 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: 8h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 7h and 12min).
Average sunshine days in September
Itaúna do Sul, Brazil
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is January (3.8 days).
Average UV index in September
Itaúna do Sul, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, August, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June and July (UV index 5).
Average cloud cover in September
Itaúna do Sul, Brazil
- Average cloud cover in September: 24
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Itaúna do Sul, Brazil
- Average visibility in September: 9km
The months with the highest visibility are July, August, September, October and November (9km).
The months with the lowest visibility are January, May and June (7km).
