September weather forecast
Restinga de Jacarepagua, Brazil

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Weather in September

The first month of the spring, September, is still a warm month in Restinga de Jacarepagua, Brazil, with an average temperature fluctuating between 25.6°C (78.1°F) and 19.2°C (66.6°F).

Temperature

Restinga de Jacarepagua experiences an average high-temperature of a still warm 25.6°C (78.1°F) with the onset of September, subtly varied from August's 24.8°C (76.6°F). September in Restinga de Jacarepagua generally records an average low-temperature of 19.2°C (66.6°F).

Humidity

In Restinga de Jacarepagua, Brazil, the average relative humidity in September is 78%.

Rainfall

In Restinga de Jacarepagua, in September, during 13.4 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, there are 172 rainfall days, and 543mm (21.38") of precipitation is accumulated.

Daylight

In Restinga de Jacarepagua, Brazil, the average length of the day in September is 11h and 58min.
On the first day of September in Restinga de Jacarepagua, 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 Restinga de Jacarepagua, the average sunshine in September is 7.5h.

UV index

February through November, with an average maximum UV index of 6, are months with the lowest UV index in Restinga de Jacarepagua. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 6 in September translates into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

What are September temperatures in Restinga de Jacarepagua?

In September, the average high-temperature and low-temperature in Restinga de Jacarepagua, Brazil, are 25.6°C (78.1°F) and 19.2°C (66.6°F) respectively. In April, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 31°C (87.8°F).

What is the average humidity in September in Restinga de Jacarepagua?

In September, the average relative humidity in Restinga de Jacarepagua is 78%.

How much does it rain in Restinga de Jacarepagua in September?

In Restinga de Jacarepagua, Brazil, in September, it is raining for 13.4 days, with typically 28mm (1.1") of accumulated precipitation.

What is the average length of the day in September in Restinga de Jacarepagua?

In September, the average day length in Restinga de Jacarepagua is 11h and 58min.

When is the sunrise / sunset in September in Restinga de Jacarepagua?

On the first day of September in Restinga de Jacarepagua, Brazil, 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.

How many hours of sunshine does Restinga de Jacarepagua have in September?

In September, the average sunshine duration is 7.5h.

What is the month with the lowest UV index in Restinga de Jacarepagua?

The months with the lowest UV index are February through November, with an average maximum UV index of 6.

What is the UV index reading in September in Restinga de Jacarepagua?

In September, the average daily maximum UV index in Restinga de Jacarepagua, Brazil, is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in September
Restinga de Jacarepagua, Brazil

Average temperature in September - Restinga de Jacarepagua, Brazil
  • Average high temperature in September: 25.6°C

The warmest month (with the highest average high temperature) is February (30.6°C).
The month with the lowest average high temperature is July (24.5°C).

  • Average low temperature in September: 19.2°C

The month with the highest average low temperature is January (23.3°C).
The coldest month (with the lowest average low temperature) is August (18°C).

Average pressure in September
Restinga de Jacarepagua, Brazil

Average pressure in September - Restinga de Jacarepagua, Brazil
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1011.9mbar).

Average wind speed in September
Restinga de Jacarepagua, Brazil

Average wind speed in September - Restinga de Jacarepagua, Brazil
  • Average wind speed in September: 10.2km/h

The windiest months (with the highest average wind speed) are August and September (10.2km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).

Average humidity in September
Restinga de Jacarepagua, Brazil

Average humidity in September - Restinga de Jacarepagua, Brazil
  • Average humidity in September: 78%

The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (77%).

Average rainfall in September
Restinga de Jacarepagua, Brazil

Average rainfall in September - Restinga de Jacarepagua, Brazil
  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is February (75mm).
The driest months (with the least rainfall) are June and August (23mm).

Average rainfall days in September
Restinga de Jacarepagua, Brazil

Average rainfall days in September - Restinga de Jacarepagua, Brazil
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is March (19.9 days).
The month with the least rainy days is August (9.4 days).

Average daylight in September /
Average sunshine in September
Restinga de Jacarepagua, Brazil

Average daylight in September / Average sunshine in September - Restinga de Jacarepagua, 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 42min).

  • Average sunshine in September: 7h and 3min

The month with the most sunshine is February (Average sunshine: 8h and 36min).
The months with the least sunshine are October and November (Average sunshine: 7h and 12min).

Average sunshine days in September
Restinga de Jacarepagua, Brazil

Average sunshine days in September - Restinga de Jacarepagua, Brazil
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is August (19.2 days).
The month with the least sunshine days is March (8.2 days).

Average UV index in September
Restinga de Jacarepagua, Brazil

Average UV index in September - Restinga de Jacarepagua, Brazil
  • Average UV index in September: 6

The months with the highest UV index are January and December (UV index 7).
The months with the lowest UV index are February, March, April, May, June, July, August, September, October and November (UV index 6).

Average cloud cover in September
Restinga de Jacarepagua, Brazil

Average cloud cover in September - Restinga de Jacarepagua, Brazil
  • Average cloud cover in September: 38

The month with the most cloud cover is November (Cloud cover 49).
The month with the least cloud cover is February (Cloud cover 31).

Average visibility in September
Restinga de Jacarepagua, Brazil

Average visibility in September - Restinga de Jacarepagua, Brazil
  • Average visibility in September: 9km

The months with the highest visibility are February, May, June and August (10km).
The months with the lowest visibility are January, March, April, July, September, October, November and December (9km).

Restinga de Jacarepagua, Brazil

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