September weather forecastItaúna, Brazil

September

Weather in September

The first month of the spring, September, is still a warm month in Itaúna, Brazil, with an average temperature fluctuating between 28.2°C (82.8°F) and 15.2°C (59.4°F).

Temperature

Itaúna notes the warmest temperatures in September, with a high average of 28.2°C (82.8°F) and a low of 15.2°C (59.4°F).

Heat index

In September, the heat index is calculated to be a hot 30°C (86°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

September is the least humid month in Itaúna, with an average relative humidity of 64%.

Rainfall

In Itaúna, in September, during 10.5 rainfall days, 41mm (1.61") of precipitation is typically accumulated. In Itaúna, during the entire year, the rain falls for 227.6 days and collects up to 1519mm (59.8") of precipitation.

Daylight

In September, the average length of the day in Itaúna, Brazil, is 11h and 59min.
On the first day of September in Itaúna, sunrise is at 06:06 and sunset at 17:50. On the last day of the month, sunrise is at 05:39 and sunset at 17:56 -03.

Sunshine

The month with the most sunshine in Itaúna is September, with an average of 9.3h of sunshine.

UV index

The months with the lowest UV index are January through July, September through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

In Itaúna, temperatures reach their average annual highs in September, measuring 28.2°C (82.8°F) and a minimum average of 15.2°C (59.4°F).

In September, the average high-temperature and low-temperature in Itaúna are 28.2°C (82.8°F) and 15.2°C (59.4°F) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is calculated to be 30°C (86°F).

The least humid month in Itaúna, Brazil, is September, with an average relative humidity of 64%.

In September, the average relative humidity in Itaúna is 64%.

In September, in Itaúna, Brazil, the rain falls for 10.5 days. Throughout September, 41mm (1.61") of precipitation is accumulated.

In Itaúna, Brazil, the average day length in September is 11h and 59min.

On the first day of September, sunrise is at 06:06 and sunset at 17:50. On the last day of the month, sunrise is at 05:39 and sunset at 17:56 -03.

September has the most sunshine of the year in Itaúna, Brazil, with an average of 9.3h of sunshine.

In September, the average sunshine duration in Itaúna, Brazil, is 9.3h.

The months with the lowest UV index in Itaúna are January through July, September through December, with an average maximum UV index of 5.

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Itaúna, Brazil

  • Average high temperature in September: 28.2°C

The warmest month (with the highest average high temperature) is September (28.2°C).
The month with the lowest average high temperature is June (22.8°C).

  • Average low temperature in September: 15.2°C

The month with the highest average low temperature is December (17.9°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).

Average pressure in September
Itaúna, Brazil

  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).

Average wind speed in September
Itaúna, Brazil

  • Average wind speed in September: 9.1km/h

The windiest month (with the highest average wind speed) is September (9.1km/h).
The calmest months (with the lowest average wind speed) are March, April and May (6.7km/h).

Average humidity in September
Itaúna, Brazil

  • Average humidity in September: 64%

The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is September (64%).

Average rainfall in September
Itaúna, Brazil

  • Average rainfall in September: 41mm

The wettest month (with the highest rainfall) is November (249mm).
The driest month (with the least rainfall) is July (10mm).

Average rainfall days in September
Itaúna, Brazil

  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is December (29.6 days).
The month with the least rainy days is August (5.2 days).

Average daylight in September /
Average sunshine in September
Itaúna, Brazil

  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 18min

The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in September
Itaúna, Brazil

  • Average sunshine days in September: 18 days

The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is December (1.2 days).

Average UV index in September
Itaúna, Brazil

  • Average UV index in September: 5

The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 5).

Average cloud cover in September
Itaúna, Brazil

  • Average cloud cover in September: 25

The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Itaúna, Brazil

  • Average visibility in September: 9km

The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are March and April (6km).