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 experiences an average high-temperature of a still moderately hot 28.5°C (83.3°F), barely different from August's 26.7°C (80.1°F). September's nights observe an average temperature of 18°C (64.4°F).Heat index
For most parts of September, the heat index is appraised at a hot 32°C (89.6°F). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
The least humid month in Lajedão is September, with an average relative humidity of 74%.Rainfall
September is the month with the least rainfall. Rain falls for 13.8 days and accumulates 18mm (0.71") of precipitation.Daylight
In September, the average length of the day is 12h and 1min.On the first day of September in Lajedão, sunrise is at 05:47 and sunset at 17:34. On the last day of the month, sunrise is at 05:23 and sunset at 17:38 -03.
Sunshine
The average sunshine in September is 7.5h.UV index
January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Lajedão, Brazil. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 6 suggests these recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
How hot is it in Lajedão in September?
What is the least humid month in Lajedão?
What is the average humidity in September in Lajedão?
What is the driest month in Lajedão?
How much does it rain in Lajedão in September?
What is the average length of the day in September in Lajedão?
When is the sunrise / sunset in September in Lajedão?
How long on average sun shines in September in Lajedão?
What is the month with the highest UV index in Lajedão?
What is the UV index intensity in September in Lajedão?
Average temperature in September
Lajedão, Brazil
- Average high temperature in September: 28.5°C
The warmest month (with the highest average high temperature) is February (30.9°C).
The month with the lowest average high temperature is July (25.8°C).
- Average low temperature in September: 18°C
The months with the highest average low temperature are January, February and March (20.6°C).
The coldest month (with the lowest average low temperature) is July (16.8°C).
Average pressure in September
Lajedão, Brazil
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).
Average wind speed in September
Lajedão, Brazil
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is October (10.5km/h).
The calmest month (with the lowest average wind speed) is May (7.2km/h).
Average humidity in September
Lajedão, Brazil
- Average humidity in September: 74%
The month with the highest relative humidity is April (85%).
The month with the lowest relative humidity is September (74%).
Average rainfall in September
Lajedão, Brazil
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in September
Lajedão, Brazil
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is December (23.9 days).
The month with the least rainy days is September (13.8 days).
Average daylight in September /
Average sunshine in September
Lajedão, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 36min).
Average sunshine days in September
Lajedão, Brazil
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is November (5.1 days).
Average UV index in September
Lajedão, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, August, September, October, November and December (UV index 6).
The month with the lowest UV index is July (UV index 5).
Average cloud cover in September
Lajedão, Brazil
- Average cloud cover in September: 46
The months with the most cloud cover are April and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility in September
Lajedão, Brazil
- Average visibility in September: 9km
The month with the highest visibility is September (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (7km).
Lajedão, Brazil
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