August weather forecast
Ondame, Guinea-Bissau

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Weather in August

In the wake of July's climatic climax, August maintains the intensity of the wet season in Ondame, Guinea-Bissau. The city endures frequent and heavy showers, while temperatures hover around the 29.6°C (85.3°F) mark. The similarity to July extends to other weather aspects as well, including the wind speed and daylight hours. As precipitation gives way to a slight reduction in humidity, the citizens make the most of the intermittent daylight hours. The sky reveals fewer signs of the sun, underlining the dominance of dense cloud coverage.

Temperature

In Ondame, August is the month with the lowest recorded average temperatures, measuring a high of 29.6°C (85.3°F) and a low of 25°C (77°F).

Heat index

The average heat index in August is appraised at a very hot 37°C (98.6°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The most humid month in Ondame is August, with an average relative humidity of 82%.

Rainfall

The month with the most rainfall is August, when the rain falls for 26.9 days and typically aggregates up to 270mm (10.63") of precipitation.

Daylight

In August, the average length of the day is 12h and 30min.
On the first day of the month, sunrise is at 06:51 and sunset at 19:29. On the last day of August, in Ondame, sunrise is at 06:53 and sunset at 19:14 GMT.

Sunshine

August has the least sunshine of the year, with an average of 6.1h of sunshine.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 7 during August translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Feb 5, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What month is the coldest in Ondame?

August is the month that records the lowest temperatures in Ondame, Guinea-Bissau, with averages ranging from a high of 29.6°C (85.3°F) to a low of 25°C (77°F).

How hot is it in Ondame in August?

The average high-temperature and low-temperature during August are 29.6°C (85.3°F) and 25°C (77°F) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is appraised at 37°C (98.6°F).

What is the most humid month in Ondame?

The most humid month is August, with an average relative humidity of 82%.

What is the average humidity in August in Ondame?

In August, the average relative humidity in Ondame is 82%.

What is the rainiest month in Ondame?

August is the month with the most rainfall in Ondame. Rain falls for 26.9 days and accumulates 270mm (10.63") of precipitation.

How many days does it rain in August in Ondame?

In Ondame, during August, the rain falls for 26.9 days and regularly aggregates up to 270mm (10.63") of precipitation.

How many hours of daylight does Ondame have in August?

In August, the average day length in Ondame, Guinea-Bissau, is 12h and 30min.

What time are sunrise and sunset in August in Ondame?

In August, on the first day of the month, sunrise is at 06:51 and sunset at 19:29. On the last day of the month, in Ondame, Guinea-Bissau, sunrise is at 06:53 and sunset at 19:14 GMT.

What is the month with the least sunshine in Ondame?

August has the least sunshine of the year in Ondame, Guinea-Bissau, with an average of 6.1h of sunshine.

How many hours of sunshine does Ondame have in August?

In Ondame, the average sunshine duration in August is 6.1h.

What is the month with the highest UV index in Ondame?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Ondame.

What are the months with the lowest UV index in Ondame?

The months with the lowest UV index are January through December, with an average maximum UV index of 7.

What is the UV index intensity in August in Ondame?

In August, the average daily maximum UV index in Ondame, Guinea-Bissau, is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in August
Ondame, Guinea-Bissau

Average temperature in August - Ondame, Guinea-Bissau
  • Average high temperature in August: 29.6°C

The warmest month (with the highest average high temperature) is March (35.5°C).
The month with the lowest average high temperature is August (29.6°C).

  • Average low temperature in August: 25°C

The month with the highest average low temperature is June (26°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in August
Ondame, Guinea-Bissau

Average pressure in August - Ondame, Guinea-Bissau
  • Average pressure in August: 1012.4mbar

The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1010.1mbar).

Average wind speed in August
Ondame, Guinea-Bissau

Average wind speed in August - Ondame, Guinea-Bissau
  • Average wind speed in August: 12.1km/h

The windiest month (with the highest average wind speed) is June (13.2km/h).
The calmest months (with the lowest average wind speed) are October and November (9km/h).

Average humidity in August
Ondame, Guinea-Bissau

Average humidity in August - Ondame, Guinea-Bissau
  • Average humidity in August: 82%

The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (32%).

Average rainfall in August
Ondame, Guinea-Bissau

Average rainfall in August - Ondame, Guinea-Bissau
  • Average rainfall in August: 270mm

The wettest month (with the highest rainfall) is August (270mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in August
Ondame, Guinea-Bissau

Average rainfall days in August - Ondame, Guinea-Bissau
  • Average rainfall days in August: 26.9 days

The month with the highest number of rainy days is August (26.9 days).
The month with the least rainy days is January (0.3 days).

Average daylight in August /
Average sunshine in August
Ondame, Guinea-Bissau

Average daylight in August / Average sunshine in August - Ondame, Guinea-Bissau
  • Average daylight in August: 12h and 3min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in August: 6h and 1min

The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in August
Ondame, Guinea-Bissau

Average sunshine days in August - Ondame, Guinea-Bissau
  • Average sunshine days in August: 2.9 days

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in August
Ondame, Guinea-Bissau

Average UV index in August - Ondame, Guinea-Bissau
  • Average UV index in August: 7

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

Average cloud cover in August
Ondame, Guinea-Bissau

Average cloud cover in August - Ondame, Guinea-Bissau
  • Average cloud cover in August: 57

The month with the most cloud cover is August (Cloud cover 57).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in August
Ondame, Guinea-Bissau

Average visibility in August - Ondame, Guinea-Bissau
  • Average visibility in August: 9km

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

Ondame, Guinea-Bissau

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