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
Irará experiences a subtle adjustment in high-temperatures to a still moderately hot 28.7°C (83.7°F) with the onset of September, maintaining near parity with August's 27.4°C (81.3°F). Throughout the month of September, Irará observes an average nighttime temperature of 18.5°C (65.3°F).Heat index
The heat index in September is computed to be a hot 34°C (93.2°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.For clarity, heat index numbers account for light winds and areas under shade. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In September, the average relative humidity in Irará is 78%.Rainfall
September is the month with the least rainfall in Irará. Rain falls for 15.6 days and accumulates 16mm (0.63") of precipitation.Daylight
In September, the average length of the day is 12h and 2min.On the first day of the month, sunrise is at 05:38 and sunset at 17:31. On the last day of September, sunrise is at 05:18 and sunset at 17:31 -03.
Sunshine
The average sunshine in September in Irará is 6.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Irará during September?
What is the average humidity in September in Irará?
What is the driest month in Irará?
How much does it rain in Irará in September?
What is the average length of the day in September in Irará?
When are sunrise and sunset in September in Irará?
How many hours of sunshine does Irará have in September?
How high is the UV index in September in Irará?
Average temperature in September
Irará, Brazil
- Average high temperature in September: 28.7°C
The warmest month (with the highest average high temperature) is March (33°C).
The month with the lowest average high temperature is July (26.7°C).
- Average low temperature in September: 18.5°C
The month with the highest average low temperature is March (22.2°C).
The coldest month (with the lowest average low temperature) is August (18°C).
Average pressure in September
Irará, Brazil
- Average pressure in September: 1017.1mbar
The months with the highest atmospheric pressure are July and August (1018.3mbar).
The months with the lowest atmospheric pressure are March and December (1012.4mbar).
Average wind speed in September
Irará, Brazil
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is October (11km/h).
The calmest month (with the lowest average wind speed) is April (9.1km/h).
Average humidity in September
Irará, Brazil
- Average humidity in September: 78%
The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is February (71%).
Average rainfall in September
Irará, Brazil
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is April (56mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in September
Irará, Brazil
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is June (22.6 days).
The month with the least rainy days is November (14.7 days).
Average daylight in September /
Average sunshine in September
Irará, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 48min).
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 January (Average sunshine: 9h and 30min).
The month with the least sunshine is May (Average sunshine: 5h and 6min).
Average sunshine days in September
Irará, Brazil
- Average sunshine days in September: 10.3 days
The month with the most sunshine days is November (11.8 days).
The month with the least sunshine days is June (5.6 days).
Average UV index in September
Irará, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, November and December (UV index 7).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in September
Irará, Brazil
- Average cloud cover in September: 52
The months with the most cloud cover are May and June (Cloud cover 64).
The month with the least cloud cover is February (Cloud cover 42).
Average visibility in September
Irará, Brazil
- Average visibility in September: 7km
The months with the highest visibility are February, March, November and December (9km).
The months with the lowest visibility are May, June and July (6km).
