Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's presence marks an average high-temperature of a still agreeable 21.5°C (70.7°F), subtly varied from August's 20.8°C (69.4°F). Dois Irmãos records an average low-temperature of 12.3°C (54.1°F) throughout the month of September.Humidity
In September, the average relative humidity is 82%.Rainfall
September is the month with the least rainfall in Dois Irmãos. Rain falls for 8.9 days and accumulates 11mm (0.43") of precipitation.Daylight
In Dois Irmãos, the average length of the day in September is 11h and 56min.On the first day of September in Dois Irmãos, sunrise is at 06:38 and sunset at 18:09. On the last day of the month, sunrise is at 06:03 and sunset at 18:25 -03.
Sunshine
The average sunshine in September is 7.4h.UV index
In Dois Irmãos, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are the temperatures in Dois Irmãos in September?
What is the average humidity in September in Dois Irmãos?
What is the driest month in Dois Irmãos?
How much does it rain in Dois Irmãos in September?
What is the average length of the day in September in Dois Irmãos?
When are sunrise and sunset in September in Dois Irmãos?
How many hours of sunshine does Dois Irmãos have in September?
What is the UV index reading in September in Dois Irmãos?
Average temperature in September
Dois Irmãos, Brazil
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is February (29.3°C).
The month with the lowest average high temperature is July (18.3°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in September
Dois Irmãos, Brazil
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).
Average wind speed in September
Dois Irmãos, Brazil
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is August (9.9km/h).
The calmest month (with the lowest average wind speed) is May (8.6km/h).
Average humidity in September
Dois Irmãos, Brazil
- Average humidity in September: 82%
The months with the highest relative humidity are May, June and July (83%).
The month with the lowest relative humidity is December (75%).
Average rainfall in September
Dois Irmãos, Brazil
- Average rainfall in September: 11mm
The wettest months (with the highest rainfall) are January and October (30mm).
The driest month (with the least rainfall) is September (11mm).
Average rainfall days in September
Dois Irmãos, Brazil
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is January (12.8 days).
The month with the least rainy days is June (7.7 days).
Average daylight in September /
Average sunshine in September
Dois Irmãos, Brazil
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is December (Average sunshine: 8h and 36min).
The month with the least sunshine is May (Average sunshine: 7h and 18min).
Average sunshine days in September
Dois Irmãos, Brazil
- Average sunshine days in September: 18.8 days
The month with the most sunshine days is July (21.4 days).
The month with the least sunshine days is February (15.3 days).
Average UV index in September
Dois Irmãos, Brazil
- Average UV index in September: 5
The months with the highest UV index are January, February, March, November and December (UV index 6).
The months with the lowest UV index are May and June (UV index 4).
Average cloud cover in September
Dois Irmãos, Brazil
- Average cloud cover in September: 38
The month with the most cloud cover is May (Cloud cover 39).
The month with the least cloud cover is November (Cloud cover 31).
Average visibility in September
Dois Irmãos, Brazil
- Average visibility in September: 8km
The months with the highest visibility are February, April, June, July, August, November and December (9km).
The months with the lowest visibility are January, March, May, September and October (8km).
Dois Irmãos, Brazil
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