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
With the onset of September, Riacho das Almas's average high-temperature clocks in at a still warm 27.2°C (81°F), showing a minor fluctuation from the previous month. An average low-temperature of 18.4°C (65.1°F) is noted during the nights in September.Heat index
The average heat index in September is calculated to be a hot 30°C (86°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.Heat index determinations are made taking into account the shade and light air movements. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The average relative humidity in September is 82%.Rainfall
The month with the least rainfall in Riacho das Almas is September, when the rain falls for 13.1 days and typically collects 9mm (0.35") of precipitation.Daylight
In Riacho das Almas, the average length of the day in September is 12h and 4min.On the first day of September, sunrise is at 05:24 and sunset at 17:22. On the last day of the month, sunrise is at 05:07 and sunset at 17:18 -03.
Sunshine
In Riacho das Almas, the average sunshine in September is 6.8h.UV index
The months with the highest UV index are January through April, June, August through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. 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. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in September in Riacho das Almas?
What is the average humidity in September in Riacho das Almas?
What is the driest month in Riacho das Almas?
How much does it rain in Riacho das Almas in September?
How many hours of daylight does Riacho das Almas have in September?
When is the sunrise / sunset in September in Riacho das Almas?
How long on average sun shines in September in Riacho das Almas?
What is the month with the highest UV index in Riacho das Almas?
What is the UV index reading in September in Riacho das Almas?
Average temperature in September
Riacho das Almas, Brazil
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is March (30.4°C).
The month with the lowest average high temperature is July (25.6°C).
- Average low temperature in September: 18.4°C
The months with the highest average low temperature are February and March (21.1°C).
The coldest month (with the lowest average low temperature) is August (17.8°C).
Average pressure in September
Riacho das Almas, Brazil
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is August (1016.8mbar).
The months with the lowest atmospheric pressure are February and March (1012.2mbar).
Average wind speed in September
Riacho das Almas, Brazil
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is October (13.1km/h).
The calmest month (with the lowest average wind speed) is April (9.2km/h).
Average humidity in September
Riacho das Almas, Brazil
- Average humidity in September: 82%
The months with the highest relative humidity are June and July (87%).
The month with the lowest relative humidity is December (74%).
Average rainfall in September
Riacho das Almas, Brazil
- Average rainfall in September: 9mm
The wettest month (with the highest rainfall) is March (76mm).
The driest month (with the least rainfall) is September (9mm).
Average rainfall days in September
Riacho das Almas, Brazil
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is April (19.1 days).
The month with the least rainy days is September (13.1 days).
Average daylight in September /
Average sunshine in September
Riacho das Almas, Brazil
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is March (Average sunshine: 7h and 18min).
The month with the least sunshine is July (Average sunshine: 5h and 30min).
Average sunshine days in September
Riacho das Almas, Brazil
- Average sunshine days in September: 10 days
The month with the most sunshine days is June (13.1 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in September
Riacho das Almas, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, June, August, September, October, November and December (UV index 6).
The months with the lowest UV index are May and July (UV index 5).
Average cloud cover in September
Riacho das Almas, Brazil
- Average cloud cover in September: 58
The month with the most cloud cover is July (Cloud cover 69).
The month with the least cloud cover is November (Cloud cover 51).
Average visibility in September
Riacho das Almas, Brazil
- Average visibility in September: 7km
The months with the highest visibility are January, February, November and December (9km).
The months with the lowest visibility are April, May, June, July and August (6km).
Riacho das Almas, Brazil
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