September weather forecast
Penha Circular, Brazil

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Penha Circular, Brazil, with an average temperature fluctuating between 18.2°C (64.8°F) and 26°C (78.8°F).

Temperature

September commences with an average high-temperature of a still moderately hot 26°C (78.8°F), showing little deviation from August's 24.8°C (76.6°F). September brings an average low-temperature of 18.2°C (64.8°F) to Penha Circular.

Humidity

The average relative humidity in September is 78%.

Rainfall

In Penha Circular, in September, it is raining for 13.8 days, with typically 33mm (1.3") of accumulated precipitation. In Penha Circular, Brazil, during the entire year, the rain falls for 205.4 days and collects up to 637mm (25.08") of precipitation.

Daylight

In Penha Circular, the average length of the day in September is 11h and 58min.
On the first day of September in Penha Circular, sunrise is at 06:02 and sunset at 17:43. On the last day of the month, sunrise is at 05:33 and sunset at 17:51 -03.

Sunshine

The average sunshine in September in Penha Circular, Brazil, is 7.8h.

UV index

The months with the lowest UV index are April, May, July and September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

What are September temperatures in Penha Circular?
In Penha Circular, in September, the average high-temperature is 26°C (78.8°F), and the average low-temperature is 18.2°C (64.8°F). In March, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 34°C (93.2°F).
What is the average humidity in September in Penha Circular?
In September, the average relative humidity in Penha Circular, Brazil, is 78%.
How many days does it rain in September in Penha Circular?
In September, in Penha Circular, Brazil, the rain falls for 13.8 days. Throughout September, 33mm (1.3") of precipitation is accumulated.
What is the average length of the day in September in Penha Circular?
The average day length in September is 11h and 58min.
When are sunrise and sunset in September in Penha Circular?
In September, on the first day of the month, sunrise is at 06:02 and sunset at 17:43. On the last day of the month, sunrise is at 05:33 and sunset at 17:51 -03.
How long on average sun shines in September in Penha Circular?
In September, the average sunshine duration in Penha Circular, Brazil, is 7.8h.
What are the months with the lowest UV index in Penha Circular?
April, May, July and September, with an average maximum UV index of 5, are months with the lowest UV index in Penha Circular, Brazil.
How high is the UV index in September in Penha Circular?
In Penha Circular, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Penha Circular, Brazil
Average temperature in September
Penha Circular, Brazil
  • Average high temperature in September: 26°C

The warmest month (with the highest average high temperature) is February (30.1°C).
The month with the lowest average high temperature is July (24.1°C).

  • Average low temperature in September: 18.2°C

The month with the highest average low temperature is January (22.3°C).
The coldest month (with the lowest average low temperature) is August (16.9°C).

Average pressure in September - Penha Circular, Brazil
Average pressure in September
Penha Circular, 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 (1012mbar).

Average wind speed in September - Penha Circular, Brazil
Average wind speed in September
Penha Circular, Brazil
  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is September (8.6km/h).
The calmest month (with the lowest average wind speed) is March (6.7km/h).

Average humidity in September - Penha Circular, Brazil
Average humidity in September
Penha Circular, Brazil
  • Average humidity in September: 78%

The months with the highest relative humidity are March, April, May and November (82%).
The month with the lowest relative humidity is August (77%).

Average rainfall in September - Penha Circular, Brazil
Average rainfall in September
Penha Circular, Brazil
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is January (94mm).
The driest month (with the least rainfall) is June (24mm).

Average rainfall days in September - Penha Circular, Brazil
Average rainfall days in September
Penha Circular, Brazil
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is December (23.8 days).
The month with the least rainy days is August (10.2 days).

Average daylight in September / Average sunshine in September - Penha Circular, Brazil
Average daylight in September /
Average sunshine in September
Penha Circular, 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 5min

The month with the most sunshine is February (Average sunshine: 8h and 42min).
The month with the least sunshine is November (Average sunshine: 7h and 12min).

Average sunshine days in September - Penha Circular, Brazil
Average sunshine days in September
Penha Circular, Brazil
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is August (18.8 days).
The month with the least sunshine days is December (4.9 days).

Average UV index in September - Penha Circular, Brazil
Average UV index in September
Penha Circular, Brazil
  • Average UV index in September: 5

The months with the highest UV index are January and 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 - Penha Circular, Brazil
Average cloud cover in September
Penha Circular, Brazil
  • Average cloud cover in September: 36

The month with the most cloud cover is November (Cloud cover 50).
The months with the least cloud cover are February, July and August (Cloud cover 31).

Average visibility in September - Penha Circular, Brazil
Average visibility in September
Penha Circular, Brazil
  • Average visibility in September: 9km

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

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