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
September
Weather in September
Temperature
September experiences an average high-temperature of a still warm 27.2°C (81°F), barely different from August's 26°C (78.8°F). An average low-temperature of 18.8°C (65.8°F) is anticipated throughout the nights during September.Heat index
The heat index value during September is evaluated at a hot 30°C (86°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
In September, the average relative humidity in Santo Antônio de Jesus is 81%.Rainfall
September is the month with the least rainfall in Santo Antônio de Jesus. Rain falls for 18.8 days and accumulates 30mm (1.18") of precipitation.Daylight
In Santo Antônio de Jesus, the average length of the day in September is 12h and 2min.On the first day of September, sunrise is at 05:40 and sunset at 17:33. On the last day of the month, sunrise is at 05:20 and sunset at 17:33 -03.
Sunshine
In September, the average sunshine is 6.5h.UV index
The average daily maximum UV index in September in Santo Antônio de Jesus is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the UV index of 6 transforms into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Santo Antônio de Jesus?
What is the average humidity in September in Santo Antônio de Jesus?
What is the driest month in Santo Antônio de Jesus?
How many days does it rain in September in Santo Antônio de Jesus?
What is the average length of the day in September in Santo Antônio de Jesus?
What time are sunrise and sunset in September in Santo Antônio de Jesus?
How many hours of sunshine does Santo Antônio de Jesus have in September?
What is the UV index reading in September in Santo Antônio de Jesus?
Average temperature in September
Santo Antônio de Jesus, Brazil
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is March (31.6°C).
The month with the lowest average high temperature is July (25.5°C).
- Average low temperature in September: 18.8°C
The month with the highest average low temperature is February (22°C).
The coldest month (with the lowest average low temperature) is August (18.3°C).
Average pressure in September
Santo Antônio de Jesus, Brazil
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is July (1018.8mbar).
The months with the lowest atmospheric pressure are March and December (1012.7mbar).
Average wind speed in September
Santo Antônio de Jesus, Brazil
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is July (12.4km/h).
The calmest month (with the lowest average wind speed) is March (10.3km/h).
Average humidity in September
Santo Antônio de Jesus, Brazil
- Average humidity in September: 81%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is February (76%).
Average rainfall in September
Santo Antônio de Jesus, Brazil
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is March (61mm).
The driest month (with the least rainfall) is September (30mm).
Average rainfall days in September
Santo Antônio de Jesus, Brazil
- Average rainfall days in September: 18.8 days
The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is December (18.6 days).
Average daylight in September /
Average sunshine in September
Santo Antônio de Jesus, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is February (Average sunshine: 9h and 24min).
The month with the least sunshine is July (Average sunshine: 5h and 12min).
Average sunshine days in September
Santo Antônio de Jesus, Brazil
- Average sunshine days in September: 6.1 days
The month with the most sunshine days is December (8.7 days).
The month with the least sunshine days is July (4.1 days).
Average UV index in September
Santo Antônio de Jesus, 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 June and July (UV index 5).
Average cloud cover in September
Santo Antônio de Jesus, Brazil
- Average cloud cover in September: 53
The month with the most cloud cover is May (Cloud cover 61).
The month with the least cloud cover is February (Cloud cover 45).
Average visibility in September
Santo Antônio de Jesus, Brazil
- Average visibility in September: 8km
The month with the highest visibility is February (9km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (8km).
