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 brings an average high-temperature of a still moderately hot 28.4°C (83.1°F), nearly identical to the preceding month. In Porciúncula, an average temperature of 17°C (62.6°F) is noted during September nights.Heat index
The heat index in September is computed to be a tropical 32°C (89.6°F). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
September is the least humid month, with an average relative humidity of 72%.Rainfall
In Porciúncula, Brazil, during September, the rain falls for 11.2 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, in Porciúncula, there are 205.2 rainfall days, and 1048mm (41.26") of precipitation is accumulated.Daylight
In September, the average length of the day is 11h and 59min.On the first day of the month, sunrise is at 05:56 and sunset at 17:39. On the last day of September, sunrise is at 05:29 and sunset at 17:46 -03.
Sunshine
In September, the average sunshine is 8h.UV index
January, February, August, September and December, with an average maximum UV index of 6, are months with the highest UV index in Porciúncula. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
How hot is September in Porciúncula?
What is the least humid month in Porciúncula?
What is the average humidity in September in Porciúncula?
How many days does it rain in September in Porciúncula?
How many hours of daylight does Porciúncula have in September?
When are sunrise and sunset in September in Porciúncula?
How long on average sun shines in September in Porciúncula?
What are the months with the highest UV index in Porciúncula?
What is the UV index intensity in September in Porciúncula?
Average temperature in September
Porciúncula, Brazil
- Average high temperature in September: 28.4°C
The warmest month (with the highest average high temperature) is February (29.9°C).
The month with the lowest average high temperature is June (24.6°C).
- Average low temperature in September: 17°C
The month with the highest average low temperature is January (20.1°C).
The coldest months (with the lowest average low temperature) are June and July (14.9°C).
Average pressure in September
Porciúncula, Brazil
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is July (1021mbar).
The month with the lowest atmospheric pressure is December (1012.6mbar).
Average wind speed in September
Porciúncula, Brazil
- Average wind speed in September: 6.6km/h
The windiest months (with the highest average wind speed) are September and October (6.6km/h).
The calmest month (with the lowest average wind speed) is April (4.6km/h).
Average humidity in September
Porciúncula, Brazil
- Average humidity in September: 72%
The month with the highest relative humidity is April (88%).
The month with the lowest relative humidity is September (72%).
Average rainfall in September
Porciúncula, Brazil
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is December (207mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in September
Porciúncula, Brazil
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is December (26.4 days).
The month with the least rainy days is July (7.2 days).
Average daylight in September /
Average sunshine in September
Porciúncula, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is October (Average sunshine: 7h and 6min).
Average sunshine days in September
Porciúncula, Brazil
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is December (3.5 days).
Average UV index in September
Porciúncula, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, August, September and December (UV index 6).
The months with the lowest UV index are March, April, May, June, July, October and November (UV index 5).
Average cloud cover in September
Porciúncula, Brazil
- Average cloud cover in September: 36
The month with the most cloud cover is November (Cloud cover 60).
The months with the least cloud cover are July, August and September (Cloud cover 36).
Average visibility in September
Porciúncula, Brazil
- Average visibility in September: 9km
The months with the highest visibility are August and September (9km).
The months with the lowest visibility are April and May (6km).
Porciúncula, Brazil
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