September weather forecastBrás Pires, Brazil

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Brás Pires, Brazil, with an average temperature ranging between max 26.5°C (79.7°F) and min 15.5°C (59.9°F).

Temperature

Brás Pires, Brazil, observes an average high-temperature of a still moderately hot 26.5°C (79.7°F) in September, barely different from 24.4°C (75.9°F) in August. During the September nights, an average temperature of 15.5°C (59.9°F) is observed.

Humidity

With an average relative humidity of 73%, September is the least humid month in Brás Pires.

Rainfall

In Brás Pires, in September, during 12.5 rainfall days, 45mm (1.77") of precipitation is typically accumulated. In Brás Pires, during the entire year, the rain falls for 231.1 days and collects up to 1302mm (51.26") of precipitation.

Daylight

In September, the average length of the day in Brás Pires is 11h and 59min.
On the first day of September, sunrise is at 06:01 and sunset at 17:44. On the last day of the month, sunrise is at 05:34 and sunset at 17:51 -03.

Sunshine

With an average of 8.5h of sunshine, September has the most sunshine of the year in Brás Pires.

UV index

February through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Updated: Feb 1, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Brás Pires during September is 26.5°C (79.7°F) and the low-temperature is 15.5°C (59.9°F). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in February is appraised at 31°C (87.8°F).

The least humid month in Brás Pires is September, with an average relative humidity of 73%.

In September, the average relative humidity in Brás Pires is 73%.

In September, in Brás Pires, the rain falls for 12.5 days. Throughout September, 45mm (1.77") of precipitation is accumulated.

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

In September, on the first day of the month, sunrise is at 06:01 and sunset at 17:44. On the last day of the month, in Brás Pires, sunrise is at 05:34 and sunset at 17:51 -03.

September has the most sunshine of the year, with an average of 8.5h of sunshine.

The average sunshine duration in September in Brás Pires, Brazil, is 8.5h.

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

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Aug

September

Oct

Average high temperature

24.4°C

26.5°C

27°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.7km/h

9.2km/h

9.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

18.3

14.2

6.8

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Brás Pires, Brazil

Average high temperature in September: 26.5°C

The warmest month (with the highest average high temperature) is February (27.1°C).
The month with the lowest average high temperature is June (22.3°C).

Average low temperature in September: 15.5°C

The month with the highest average low temperature is January (18.6°C).
The coldest month (with the lowest average low temperature) is July (13.2°C).

Average pressure in September
Brás Pires, Brazil

Average pressure in September: 1018.3mbar

The month with the highest atmospheric pressure is July (1021.2mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).

Average wind speed in September
Brás Pires, Brazil

Average wind speed in September: 8.6km/h

The windiest months (with the highest average wind speed) are September and October (8.6km/h).
The calmest month (with the lowest average wind speed) is April (6km/h).

Average humidity in September
Brás Pires, Brazil

Average humidity in September: 73%

The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is September (73%).

Average rainfall in September
Brás Pires, Brazil

Average rainfall in September: 45mm

The wettest month (with the highest rainfall) is December (241mm).
The driest month (with the least rainfall) is July (12mm).

Average rainfall days in September
Brás Pires, Brazil

Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is December (28.6 days).
The month with the least rainy days is August (8.3 days).

Average daylight in September /
Average sunshine in September
Brás Pires, Brazil

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

Average sunshine in September: 8h and 30min

The month with the most sunshine is September (Average sunshine: 8h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).

Average sunshine days in September
Brás Pires, Brazil

Average sunshine days in September: 14.2 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is December (0.6 days).

Average UV index in September
Brás Pires, 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).