Boa Vista
Brazil
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Boa Vista, Brazil

August, the last month of the summer, in Boa Vista, is also a hot month, with temperature in the range of an average low of 22°C (71.6°F) and an average high of 31°C (87.8°F).

Temperature

In Boa Vista, Brazil, the average high-temperature is practically the same as in July - a still tropical 31°C (87.8°F). In Boa Vista, the average low-temperature is 22°C (71.6°F).

Rainfall

In Boa Vista, in August, during 21 rainfall days, 207mm (8.1") of precipitation is typically accumulated. In Boa Vista, during the entire year, the rain falls for 184 days and collects up to 1639mm (64.5") of precipitation.

Daylight

The average length of the day in Boa Vista is 12.2h.

Sunshine

May through August and December, with an average of 7h of sunshine, are months with the least sunshine.

UV index

Months with the highest UV index in Boa Vista are January through May, July through December, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 12 in August transform into the following instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

What is the temperature in August in Boa Vista?

The average high-temperature, in August, in Boa Vista, is 31°C (87.8°F), while the average low-temperature is 22°C (71.6°F).

How many days does it rain in August in Boa Vista?

In August, the rain falls for 21 days. Throughout August, 207mm (8.1") of precipitation is accumulated.

How many hours of daylight does Boa Vista have in August?

In August, the average length of the day is 12.2h.

What is the month with the least sunshine in Boa Vista?

May through August and December, with an average of 7h of sunshine, are months with the least sunshine in Boa Vista, Brazil.

How long on average sun shines in August in Boa Vista?

In August, the average sunshine in Boa Vista, Brazil, is 7h.

What are the months with the highest UV index in Boa Vista?

January through May, July through December, with an average maximum UV index of 12, are months with the highest UV index.

How high is the UV index in August in Boa Vista?

The average daily maximum UV index in August in Boa Vista, Brazil, is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in August - Boa Vista, Brazil
  • Average high temperature in August: 31°C

The warmest month (with the highest average high temperature) is October (34°C).
Months with the lowest average high temperature are June and July (30°C).

  • Average low temperature in August: 22°C

Months with the highest average low temperature are January, February, March, April, May, September, October, November and December (23°C).
Coldest months (with the lowest average low temperature) are June, July and August (22°C).

Average rainfall in August - Boa Vista, Brazil
  • Average rainfall in August: 207mm

The wettest month (with the highest rainfall) is June (347mm).
The driest month (with the lowest rainfall) is February (27mm).

Average rainfall days in August - Boa Vista, Brazil
  • Average rainfall days in August: 21 days

The month with the highest number of rainy days is June (28 days).
The month with the lowest number of rainy days is February (7 days).

Average daylight in August / Average sunshine in August - Boa Vista, Brazil
  • Average daylight in August: 12.2h

Months with the longest days are May, June and July (Average daylight: 12.3h).
Months with shortest days are January, February, November and December (Average daylight: 12h).

  • Average sunshine in August: 7h

Months with most sunshine are January, February, March, April, September, October and November (Average sunshine: 8h).
Months with least sunshine are May, June, July, August and December (Average sunshine: 7).

Average UV index in August - Boa Vista, Brazil
  • Average UV index in August: 12

Months with the highest UV index are January, February, March, April, May, July, August, September, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 11).