September weather forecastItapevi, Brazil

September

Weather in September

The first month of the spring, September, is a moderately hot month in Itapevi, Brazil, with an average temperature ranging between max 24.5°C (76.1°F) and min 14.5°C (58.1°F).

Temperature

Transitioning from August to September, Itapevi observes an average high-temperature of a moderately hot 24.5°C (76.1°F), differing subtly from the previous month. Itapevi records an average temperature drop to a mild 14.5°C (58.1°F) in September.

Humidity

The months with the lowest humidity in Itapevi are August and September, with an average relative humidity of 75%.

Rainfall

In September, in Itapevi, the rain falls for 7.4 days. Throughout September, 8mm (0.31") of precipitation is accumulated. Throughout the year, there are 136.2 rainfall days, and 263mm (10.35") of precipitation is accumulated.

Daylight

In Itapevi, the average length of the day in September is 11h and 58min.
On the first day of the month, sunrise is at 06:17 and sunset at 17:57. On the last day of September, sunrise is at 05:48 and sunset at 18:06 -03.

Sunshine

The month with the most sunshine in Itapevi is September, with an average of 8h of sunshine.

UV index

The months with the lowest UV index are February 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 rays for ordinary individuals.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take precautions - Protection against sun damage is advised. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Itapevi, in September, the average high-temperature is 24.5°C (76.1°F), and the average low-temperature is 14.5°C (58.1°F).

August and September, with an average relative humidity of 75%, are the least humid months in Itapevi, Brazil.

In Itapevi, Brazil, the average relative humidity in September is 75%.

In Itapevi, Brazil, during September, the rain falls for 7.4 days and regularly aggregates up to 8mm (0.31") of precipitation.

In September, the average day length in Itapevi is 11h and 58min.

In September, on the first day of the month, sunrise is at 06:17 and sunset at 17:57. On the last day of the month, in Itapevi, Brazil, sunrise is at 05:48 and sunset at 18:06 -03.

With an average of 8h of sunshine, September has the most sunshine of the year.

The average sunshine duration in September is 8h.

February through December, with an average maximum UV index of 5, are months with the lowest UV index.

In Itapevi, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

22.7°C

24.5°C

25.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.3km/h

10.6km/h

11.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

24.7

19.9

14.9

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Itapevi, Brazil

Average high temperature in September: 24.5°C

The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is June (20.5°C).

Average low temperature in September: 14.5°C

The month with the highest average low temperature is January (18.7°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).

Average pressure in September
Itapevi, Brazil

Average pressure in September: 1017.2mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1011.7mbar).

Average wind speed in September
Itapevi, Brazil

Average wind speed in September: 10.2km/h

The windiest month (with the highest average wind speed) is November (10.7km/h).
The calmest month (with the lowest average wind speed) is February (8.3km/h).

Average humidity in September
Itapevi, Brazil

Average humidity in September: 75%

The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are August and September (75%).

Average rainfall in September
Itapevi, Brazil

Average rainfall in September: 8mm

The wettest month (with the highest rainfall) is January (52mm).
The driest month (with the least rainfall) is August (6mm).

Average rainfall days in September
Itapevi, Brazil

Average rainfall days in September: 7.4 days

The month with the highest number of rainy days is January (18.8 days).
The month with the least rainy days is August (4.3 days).

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

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).

Average sunshine in September: 8h and 0min

The month with the most sunshine is September (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).

Average sunshine days in September
Itapevi, Brazil

Average sunshine days in September: 19.9 days

The month with the most sunshine days is August (24.7 days).
The month with the least sunshine days is February (6.5 days).

Average UV index in September
Itapevi, Brazil

Average UV index in September: 5

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