September weather forecast
Itu, Brazil

September

Weather in September

The first month of the spring, September, is still a warm month in Itu, Brazil, with temperature in the range of an average low of 15.5°C (59.9°F) and an average high of 26.6°C (79.9°F).

Temperature

As September takes hold, the average high-temperature is a still moderately hot 26.6°C (79.9°F), nearly mirroring that of the previous month. In Itu, the nighttime temperature averages to a refreshing 15.5°C (59.9°F) during September.

Humidity

The months with the lowest humidity in Itu, Brazil, are August and September, with an average relative humidity of 69%.

Rainfall

In Itu, during September, the rain falls for 7.7 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 139.5 rainfall days, and 358mm (14.09") of precipitation is accumulated.

Daylight

The average length of the day in September is 11h and 58min.
On the first day of September, sunrise is at 06:18 and sunset at 17:58. On the last day of the month, sunrise is at 05:49 and sunset at 18:08 -03.

Sunshine

With an average of 9h of sunshine, September has the most sunshine of the year.

UV index

April through September, with an average maximum UV index of 5, are months with the lowest UV index in Itu. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during September leads to these instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

What is the temperature in September in Itu?
In September, the average high-temperature and low-temperature in Itu are 26.6°C (79.9°F) and 15.5°C (59.9°F) respectively. In February, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 31°C (87.8°F).
What is the least humid month in Itu?
The months with the lowest humidity in Itu, Brazil, are August and September, with an average relative humidity of 69%.
What is the average humidity in September in Itu?
In September, the average relative humidity in Itu is 69%.
How many days does it rain in September in Itu?
In Itu, Brazil, in September, it is raining for 7.7 days, with typically 15mm (0.59") of accumulated precipitation.
What is the average length of the day in September in Itu?
In Itu, the average day length in September is 11h and 58min.
When is the sunrise / sunset in September in Itu?
In September, on the first day of the month, sunrise is at 06:18 and sunset at 17:58. On the last day of the month, sunrise is at 05:49 and sunset at 18:08 -03.
What month has the most sunshine in Itu?
With an average of 9h of sunshine, September has the most sunshine of the year in Itu.
How long on average sun shines in September in Itu?
In September, the average sunshine duration in Itu, Brazil, is 9h.
What is the month with the lowest UV index in Itu?
The months with the lowest UV index in Itu are April through September, with an average maximum UV index of 5.
How high is the UV index in September in Itu?
In September, the average daily maximum UV index in Itu, Brazil, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Itu, Brazil
Average temperature in September
Itu, Brazil
  • Average high temperature in September: 26.6°C

The warmest month (with the highest average high temperature) is December (27.8°C).
The month with the lowest average high temperature is June (21.6°C).

  • Average low temperature in September: 15.5°C

The month with the highest average low temperature is January (19.3°C).
The coldest month (with the lowest average low temperature) is July (13°C).

Average pressure in September - Itu, Brazil
Average pressure in September
Itu, Brazil
  • Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1011.8mbar).

Average wind speed in September - Itu, Brazil
Average wind speed in September
Itu, Brazil
  • Average wind speed in September: 10.6km/h

The windiest month (with the highest average wind speed) is October (11.2km/h).
The calmest month (with the lowest average wind speed) is February (8.3km/h).

Average humidity in September - Itu, Brazil
Average humidity in September
Itu, Brazil
  • Average humidity in September: 69%

The months with the highest relative humidity are March and May (84%).
The months with the lowest relative humidity are August and September (69%).

Average rainfall in September - Itu, Brazil
Average rainfall in September
Itu, Brazil
  • Average rainfall in September: 15mm

The wettest month (with the highest rainfall) is January (67mm).
The driest months (with the least rainfall) are May and August (12mm).

Average rainfall days in September - Itu, Brazil
Average rainfall days in September
Itu, Brazil
  • Average rainfall days in September: 7.7 days

The month with the highest number of rainy days is January (19.9 days).
The month with the least rainy days is August (4.9 days).

Average daylight in September / Average sunshine in September - Itu, Brazil
Average daylight in September /
Average sunshine in September
Itu, 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 42min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is September (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 7h and 36min).

Average sunshine days in September - Itu, Brazil
Average sunshine days in September
Itu, Brazil
  • Average sunshine days in September: 19.4 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is January (8.5 days).

Average UV index in September - Itu, Brazil
Average UV index in September
Itu, Brazil
  • Average UV index in September: 5

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

Average cloud cover in September - Itu, Brazil
Average cloud cover in September
Itu, Brazil
  • Average cloud cover in September: 26

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in September - Itu, Brazil
Average visibility in September
Itu, 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, February, March, April, May, June and December (8km).

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