September weather forecast
São Pedro da Aldeia, Brazil

September

Weather in September

September, the first month of the spring in São Pedro da Aldeia, is also a moderately hot month, with an average temperature varying between 23.5°C (74.3°F) and 20.8°C (69.4°F).

Temperature

São Pedro da Aldeia records an average high-temperature of a still moderately hot 23.5°C (74.3°F) in September, maintaining a close correlation with August's 23.2°C (73.8°F). In São Pedro da Aldeia, the nighttime temperature shows a slight difference from the daytime high, averaging to a pleasant 20.8°C (69.4°F) during September.

Humidity

In São Pedro da Aldeia, the average relative humidity in September is 80%.

Rainfall

In São Pedro da Aldeia, in September, it is raining for 12.1 days, with typically 39mm (1.54") of accumulated precipitation. Throughout the year, there are 173.2 rainfall days, and 733mm (28.86") of precipitation is accumulated.

Daylight

In September, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 05:57 and sunset at 17:38. On the last day of September, sunrise is at 05:29 and sunset at 17:47 -03.

Sunshine

The average sunshine in September is 8.1h.

UV index

March through December, with an average maximum UV index of 6, are months with the lowest UV index in São Pedro da Aldeia. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the UV index of 6 transforms into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What are September temperatures in São Pedro da Aldeia?
São Pedro da Aldeia in September has an average high-temperature of 23.5°C (74.3°F) and an average low-temperature of 20.8°C (69.4°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in March is evaluated at 30°C (86°F).
What is the average humidity in September in São Pedro da Aldeia?
In September, the average relative humidity is 80%.
How many days does it rain in September in São Pedro da Aldeia?
In São Pedro da Aldeia, during September, the rain falls for 12.1 days and regularly aggregates up to 39mm (1.54") of precipitation.
How many hours of daylight does São Pedro da Aldeia have in September?
The average day length in September in São Pedro da Aldeia is 11h and 58min.
What time are sunrise and sunset in September in São Pedro da Aldeia?
On the first day of September in São Pedro da Aldeia, sunrise is at 05:57 and sunset at 17:38. On the last day of the month, sunrise is at 05:29 and sunset at 17:47 -03.
How many hours of sunshine does São Pedro da Aldeia have in September?
In September, the average sunshine duration in São Pedro da Aldeia is 8.1h.
When is the lowest UV index in São Pedro da Aldeia?
March through December, with an average maximum UV index of 6, are months with the lowest UV index.
What is the UV index reading in September in São Pedro da Aldeia?
In September, the average daily maximum UV index in São Pedro da Aldeia, Brazil, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
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 - São Pedro da Aldeia, Brazil
Average temperature in September
São Pedro da Aldeia, Brazil
  • Average high temperature in September: 23.5°C

The warmest month (with the highest average high temperature) is February (27.8°C).
The month with the lowest average high temperature is August (23.2°C).

  • Average low temperature in September: 20.8°C

The month with the highest average low temperature is February (24.6°C).
The coldest month (with the lowest average low temperature) is August (19.8°C).

Average pressure in September - São Pedro da Aldeia, Brazil
Average pressure in September
São Pedro da Aldeia, Brazil
  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1011.8mbar).

Average wind speed in September - São Pedro da Aldeia, Brazil
Average wind speed in September
São Pedro da Aldeia, Brazil
  • Average wind speed in September: 22.8km/h

The windiest month (with the highest average wind speed) is September (22.8km/h).
The calmest month (with the lowest average wind speed) is March (15.2km/h).

Average humidity in September - São Pedro da Aldeia, Brazil
Average humidity in September
São Pedro da Aldeia, Brazil
  • Average humidity in September: 80%

The month with the highest relative humidity is December (84%).
The months with the lowest relative humidity are May, July and August (78%).

Average rainfall in September - São Pedro da Aldeia, Brazil
Average rainfall in September
São Pedro da Aldeia, Brazil
  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is November (115mm).
The driest month (with the least rainfall) is July (26mm).

Average rainfall days in September - São Pedro da Aldeia, Brazil
Average rainfall days in September
São Pedro da Aldeia, Brazil
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is March (18.9 days).
The month with the least rainy days is July (10.2 days).

Average daylight in September / Average sunshine in September - São Pedro da Aldeia, Brazil
Average daylight in September /
Average sunshine in September
São Pedro da Aldeia, 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 1min

The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 7h and 42min).

Average sunshine days in September - São Pedro da Aldeia, Brazil
Average sunshine days in September
São Pedro da Aldeia, Brazil
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is July (18.5 days).
The month with the least sunshine days is November (8.4 days).

Average UV index in September - São Pedro da Aldeia, Brazil
Average UV index in September
São Pedro da Aldeia, Brazil
  • Average UV index in September: 6

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

Average cloud cover in September - São Pedro da Aldeia, Brazil
Average cloud cover in September
São Pedro da Aldeia, Brazil
  • Average cloud cover in September: 34

The month with the most cloud cover is November (Cloud cover 46).
The month with the least cloud cover is February (Cloud cover 26).

Average visibility in September - São Pedro da Aldeia, Brazil
Average visibility in September
São Pedro da Aldeia, Brazil
  • Average visibility in September: 10km

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

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