August weather forecast
Brazzaville, Congo

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Beautiful orange flower petals in front of the National Library in Brazzaville, Congo
Beautiful orange flower petals in front of the National Library in Brazzaville, Congo

Weather in August

August in Brazzaville persists with a dry spell, but precipitation amounts increase slightly to 7mm (0.28"). The heat continues, and wind speeds pick up further, peaking at 8.6km/h (5.3mph). Though humidity levels rise slightly compared to July, they remain moderately low. Therefore, August offers an equally comfortable climate with a perfect blend of temperature, wind and humidity.

Temperature

The highest temperatures in Brazzaville, Congo, are recorded in August, with averages reaching a high of 33.1°C (91.6°F) and a low of 21.9°C (71.4°F).

Heat index

The heat index value during August is evaluated at a fiery hot 38°C (100.4°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
In terms of the heat index, values are set with light wind and shade conditions in mind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

August is the least humid month, with an average relative humidity of 55%.

Rainfall

In Brazzaville, in August, it is raining for 5.8 days, with typically 7mm (0.28") of accumulated precipitation. In Brazzaville, during the entire year, the rain falls for 243.1 days and collects up to 1109mm (43.66") of precipitation.

Daylight

In Brazzaville, the average length of the day in August is 11h and 59min.
On the first day of August, sunrise is at 06:07 and sunset at 18:03. On the last day of the month, sunrise is at 05:58 and sunset at 18:00 WAT.

Sunshine

August has the most sunshine of the year, with an average of 9.5h of sunshine.

UV index

January, March through May, July through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 7 during August translates into the following directions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the warmest month in Brazzaville?

Brazzaville witnesses the warmest weather in August, with temperatures averaging a high of 33.1°C (91.6°F) and a low of 21.9°C (71.4°F).

How hot does it get in Brazzaville in August?

During August, Brazzaville experiences an average high-temperature of 33.1°C (91.6°F) and a low-temperature of 21.9°C (71.4°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 38°C (100.4°F).

What is the least humid month in Brazzaville?

With an average relative humidity of 55%, August is the least humid month.

What is the average humidity in August in Brazzaville?

The average relative humidity in August in Brazzaville is 55%.

How much does it rain in Brazzaville in August?

In Brazzaville, Congo, during August, the rain falls for 5.8 days and regularly aggregates up to 7mm (0.28") of precipitation.

How many hours of daylight does Brazzaville have in August?

In August, the average day length in Brazzaville, Congo, is 11h and 59min.

When are sunrise and sunset in August in Brazzaville?

On the first day of August in Brazzaville, sunrise is at 06:07 and sunset at 18:03. On the last day of the month, sunrise is at 05:58 and sunset at 18:00 WAT.

What month has the most sunshine in Brazzaville?

The month with the most sunshine in Brazzaville, Congo, is August, with an average of 9.5h of sunshine.

How many hours of sunshine does Brazzaville have in August?

In August, the average sunshine duration in Brazzaville, Congo, is 9.5h.

When is the highest UV index in Brazzaville?

The months with the highest UV index in Brazzaville are January, March through May, July through September, with an average maximum UV index of 7.

What is the UV index reading in August in Brazzaville?

In August, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Brazzaville, Congo

Average temperature in August - Brazzaville, Congo
  • Average high temperature in August: 33.1°C

The warmest month (with the highest average high temperature) is August (33.1°C).
The month with the lowest average high temperature is November (29.5°C).

  • Average low temperature in August: 21.9°C

The month with the highest average low temperature is September (22.9°C).
The coldest months (with the lowest average low temperature) are June and July (20.8°C).

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Average pressure in August
Brazzaville, Congo

Average pressure in August - Brazzaville, Congo
  • Average pressure in August: 1012.4mbar

The month with the highest atmospheric pressure is June (1013.1mbar).
The month with the lowest atmospheric pressure is February (1010.3mbar).

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Average wind speed in August
Brazzaville, Congo

Average wind speed in August - Brazzaville, Congo
  • Average wind speed in August: 8.6km/h

The windiest month (with the highest average wind speed) is August (8.6km/h).
The calmest months (with the lowest average wind speed) are April and December (4.7km/h).

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Average humidity in August
Brazzaville, Congo

Average humidity in August - Brazzaville, Congo
  • Average humidity in August: 55%

The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in August
Brazzaville, Congo

Average rainfall in August - Brazzaville, Congo
  • Average rainfall in August: 7mm

The wettest month (with the highest rainfall) is November (173mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in August
Brazzaville, Congo

Average rainfall days in August - Brazzaville, Congo
  • Average rainfall days in August: 5.8 days

The month with the highest number of rainy days is December (29 days).
The month with the least rainy days is July (2.9 days).

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Average daylight in August /
Average sunshine in August
Brazzaville, Congo

Average daylight in August / Average sunshine in August - Brazzaville, Congo
  • Average daylight in August: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are June, October and November (Average sunshine: 7h and 0min).

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Average sunshine days in August
Brazzaville, Congo

Average sunshine days in August - Brazzaville, Congo
  • Average sunshine days in August: 23.4 days

The month with the most sunshine days is July (27.4 days).
The month with the least sunshine days is December (1.3 days).

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Average UV index in August
Brazzaville, Congo

Average UV index in August - Brazzaville, Congo
  • Average UV index in August: 7

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

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Average cloud cover in August
Brazzaville, Congo

Average cloud cover in August - Brazzaville, Congo
  • Average cloud cover in August: 26

The month with the most cloud cover is November (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 19).

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Average visibility in August
Brazzaville, Congo

Average visibility in August - Brazzaville, Congo
  • Average visibility in August: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, March, April, November and December (8km).

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Brazzaville, Congo

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