September weather forecastSousas, Brazil

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Sousas, Brazil, with an average temperature ranging between min 15.2°C (59.4°F) and max 26.8°C (80.2°F).

Temperature

Sousas indicates an average high-temperature of a still moderately hot 26.8°C (80.2°F) in September, showing minor variation from August's 24.4°C (75.9°F). Sousas, in September, experiences an average temperature of 15.2°C (59.4°F) at night.

Humidity

The least humid month in Sousas is September, with an average relative humidity of 68%.

Rainfall

In Sousas, during September, the rain falls for 10.1 days and regularly aggregates up to 43mm (1.69") of precipitation. In Sousas, during the entire year, the rain falls for 181.6 days and collects up to 1038mm (40.87") of precipitation.

Daylight

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

Sunshine

September has the most sunshine of the year, with an average of 8.9h of sunshine.

UV index

The months with the lowest UV index are February through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 5 transforms into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

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

Frequently asked questions

The high-temperature during September is 26.8°C (80.2°F) and the low-temperature is 15.2°C (59.4°F). In February, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 31°C (87.8°F).

With an average relative humidity of 68%, September is the least humid month.

In September, the average relative humidity is 68%.

In Sousas, Brazil, during September, the rain falls for 10.1 days and regularly aggregates up to 43mm (1.69") of precipitation.

In Sousas, Brazil, the average day length in September 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 Sousas, Brazil, sunrise is at 05:48 and sunset at 18:06 -03.

September has the most sunshine of the year in Sousas, with an average of 8.9h of sunshine.

The average sunshine duration in September is 8.9h.

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

In September, the average daily maximum UV index in Sousas is 5. A UV Index reading of 3 to 5 represents a moderate health threat from 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

26.8°C

27.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.9km/h

12km/h

13.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

24.2

19.1

13.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Sousas, Brazil

Average high temperature in September: 26.8°C

The warmest month (with the highest average high temperature) is December (27.6°C).
The month with the lowest average high temperature is June (21.7°C).

Average low temperature in September: 15.2°C

The month with the highest average low temperature is January (18.7°C).
The coldest months (with the lowest average low temperature) are June and July (12.9°C).

Average pressure in September
Sousas, Brazil

Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is July (1020.3mbar).
The month with the lowest atmospheric pressure is December (1011.9mbar).

Average wind speed in September
Sousas, Brazil

Average wind speed in September: 11.4km/h

The windiest month (with the highest average wind speed) is October (11.8km/h).
The calmest month (with the lowest average wind speed) is February (8.8km/h).

Average humidity in September
Sousas, Brazil

Average humidity in September: 68%

The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is September (68%).

Average rainfall in September
Sousas, Brazil

Average rainfall in September: 43mm

The wettest month (with the highest rainfall) is January (202mm).
The driest month (with the least rainfall) is August (26mm).

Average rainfall days in September
Sousas, Brazil

Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is January (24.8 days).
The month with the least rainy days is August (6.3 days).

Average daylight in September /
Average sunshine in September
Sousas, 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 54min

The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).

Average sunshine days in September
Sousas, Brazil

Average sunshine days in September: 19.1 days

The month with the most sunshine days is August (24.2 days).
The month with the least sunshine days is January (5.1 days).

Average UV index in September
Sousas, Brazil

Average UV index in September: 5

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

Average cloud cover in September
Sousas, Brazil

Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Sousas, 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).