September weather forecastBangu, Brazil

September

Weather in September

September, the first month of the spring in Bangu, is also a moderately hot month, with temperature in the range of an average low of 17.5°C (63.5°F) and an average high of 26°C (78.8°F).

Temperature

The onset of September marks an average high-temperature of a still warm 26°C (78.8°F), hardly differing from August's 24.8°C (76.6°F). During the nights in September, the temperature averages to a comfortable 17.5°C (63.5°F).

Humidity

The average relative humidity in September is 78%.

Rainfall

In September, the rain falls for 14.8 days. Throughout September, 50mm (1.97") of precipitation is accumulated. Throughout the year, there are 220.6 rainfall days, and 991mm (39.02") of precipitation is accumulated.

Daylight

In Bangu, Brazil, the average length of the day in September is 11h and 58min.
On the first day of September, sunrise is at 06:03 and sunset at 17:43. On the last day of the month, sunrise is at 05:34 and sunset at 17:52 -03.

Sunshine

In Bangu, the average sunshine in September is 7.6h.

UV index

April, May, July and September, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

The high-temperature, in September, in Bangu, is 26°C (78.8°F), while the low-temperature averages to 17.5°C (63.5°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in March is evaluated at 34°C (93.2°F).

In September, the average relative humidity is 78%.

In Bangu, in September, it is raining for 14.8 days, with typically 50mm (1.97") of accumulated precipitation.

The average day length in September is 11h and 58min.

On the first day of September, sunrise is at 06:03 and sunset at 17:43. On the last day of the month, sunrise is at 05:34 and sunset at 17:52 -03.

The average sunshine duration in September is 7.6h.

The months with the lowest UV index in Bangu are April, May, July and September, with an average maximum UV index of 5.

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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
Bangu, Brazil

  • Average high temperature in September: 26°C

The warmest month (with the highest average high temperature) is February (30.3°C).
The month with the lowest average high temperature is July (24°C).

  • Average low temperature in September: 17.5°C

The month with the highest average low temperature is January (21.6°C).
The coldest month (with the lowest average low temperature) is August (16.1°C).

Average pressure in September
Bangu, Brazil

  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).

Average wind speed in September
Bangu, Brazil

  • Average wind speed in September: 7.8km/h

The windiest month (with the highest average wind speed) is September (7.8km/h).
The calmest month (with the lowest average wind speed) is March (6km/h).

Average humidity in September
Bangu, Brazil

  • Average humidity in September: 78%

The months with the highest relative humidity are March and April (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in September
Bangu, Brazil

  • Average rainfall in September: 50mm

The wettest month (with the highest rainfall) is January (148mm).
The driest month (with the least rainfall) is June (29mm).

Average rainfall days in September
Bangu, Brazil

  • Average rainfall days in September: 14.8 days

The month with the highest number of rainy days is December (25.7 days).
The month with the least rainy days is August (10.8 days).

Average daylight in September /
Average sunshine in September
Bangu, 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: 7h and 36min

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

Average sunshine days in September
Bangu, Brazil

  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is December (3.9 days).

Average UV index in September
Bangu, Brazil

  • Average UV index in September: 5

The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are April, May, July and September (UV index 5).

Average cloud cover in September
Bangu, Brazil

  • Average cloud cover in September: 39

The month with the most cloud cover is November (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in September
Bangu, Brazil

  • Average visibility in September: 9km

The months with the highest visibility are February, June, July, August, September and October (9km).
The months with the lowest visibility are January, March, April, May, November and December (8km).