August weather forecast
Riacho de Santana, Brazil

August

Weather in August

The last month of the winter, August, is also a hot month in Riacho de Santana, Brazil, with an average temperature ranging between min 18.3°C (64.9°F) and max 32.6°C (90.7°F).

Temperature

The commencement of August introduces an average high-temperature of a still hot 32.6°C (90.7°F), closely mirroring the preceding month. Riacho de Santana registers a significant drop in temperature in August, with average nighttime lows of 18.3°C (64.9°F).

Heat index

For most parts of August, the heat index is evaluated at a sweltering 35°C (95°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

In Riacho de Santana, the average relative humidity in August is 47%.

Rainfall

In Riacho de Santana, rain does not fall in July and August.

Daylight

In Riacho de Santana, the average length of the day in August is 11h and 41min.
On the first day of August in Riacho de Santana, sunrise is at 06:12 and sunset at 17:43. On the last day of the month, sunrise is at 05:56 and sunset at 17:47 -03.

Sunshine

In Riacho de Santana, Brazil, the average sunshine in August is 7.5h.

UV index

February, August through October, with an average maximum UV index of 7, are months with the highest UV index in Riacho de Santana, Brazil. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in August translates into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

How hot does it get in Riacho de Santana in August?
The average high-temperature and low-temperature during August are 32.6°C (90.7°F) and 18.3°C (64.9°F) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 35°C (95°F).
What is the average humidity in August in Riacho de Santana?
In August, the average relative humidity in Riacho de Santana, Brazil, is 47%.
What is the driest month in Riacho de Santana?
July and August are months without rainfall.
Does it rain in Riacho de Santana in August?
In Riacho de Santana, in August, it doesn't rain. In September, it rains.
What is the average length of the day in August in Riacho de Santana?
In August, the average day length is 11h and 41min.
What time are sunrise and sunset in August in Riacho de Santana?
On the first day of August in Riacho de Santana, Brazil, sunrise is at 06:12 and sunset at 17:43. On the last day of the month, sunrise is at 05:56 and sunset at 17:47 -03.
How many hours of sunshine does Riacho de Santana have in August?
In Riacho de Santana, the average sunshine duration in August is 7.5h.
When is the highest UV index in Riacho de Santana?
February, August through October, with an average maximum UV index of 7, are months with the highest UV index in Riacho de Santana.
What is the UV index reading in August in Riacho de Santana?
In August, the average daily maximum UV index in Riacho de Santana is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Riacho de Santana, Brazil
  • Average high temperature in August: 32.6°C

The warmest month (with the highest average high temperature) is September (34.7°C).
The month with the lowest average high temperature is April (30.3°C).

  • Average low temperature in August: 18.3°C

The month with the highest average low temperature is October (21.9°C).
The coldest month (with the lowest average low temperature) is July (17.5°C).

Average pressure in August
Riacho de Santana, Brazil
  • Average pressure in August: 1016.7mbar

The month with the highest atmospheric pressure is July (1017.6mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).

Average wind speed in August
Riacho de Santana, Brazil
  • Average wind speed in August: 8.9km/h

The windiest month (with the highest average wind speed) is September (9km/h).
The calmest month (with the lowest average wind speed) is March (5.4km/h).

Average humidity in August
Riacho de Santana, Brazil
  • Average humidity in August: 47%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (43%).

Average rainfall in August
Riacho de Santana, Brazil
  • Average rainfall in August: 0mm

The wettest month (with the highest rainfall) is November (153mm).
The driest months (with the least rainfall) are July and August (0mm).

Average rainfall days in August
Riacho de Santana, Brazil
  • Average rainfall days in August: 0.2 days

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (0.2 days).

Average daylight in August /
Average sunshine in August
Riacho de Santana, Brazil
  • Average daylight in August: 11h and 4min

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 18min).

  • Average sunshine in August: 7h and 3min

The month with the most sunshine is February (Average sunshine: 10h and 30min).
The month with the least sunshine is May (Average sunshine: 7h and 12min).

Average sunshine days in August
Riacho de Santana, Brazil
  • Average sunshine days in August: 30.6 days

The month with the most sunshine days is August (30.6 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in August
Riacho de Santana, Brazil
  • Average UV index in August: 7

The months with the highest UV index are February, August, September and October (UV index 7).
The months with the lowest UV index are January, March, April, May, June, July, November and December (UV index 6).

Average cloud cover in August
Riacho de Santana, Brazil
  • Average cloud cover in August: 12

The month with the most cloud cover is November (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 11).

Average visibility in August
Riacho de Santana, Brazil
  • Average visibility in August: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).

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