August weather forecast and climate
Manado, Indonesia

August, the last month of the summer, in Manado, is a tropical month, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 30.2°C (86.4°F).

Temperature

In Manado, the average high-temperature is essentially the same as in July - a hot 30.2°C (86.4°F). The average low-temperature, in Manado, Indonesia, is 24°C (75.2°F).

Heat index

In August, the average heat index is calculated to a sweltering 37.4°C (99.3°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, clothing, differences in body mass, height, and shape). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In August, the average relative humidity in Manado is 77%.

Rainfall

In August, in Manado, Indonesia, the rain falls for 20.3 days. Throughout August, 74mm (2.91") of precipitation is accumulated. Throughout the year, in Manado, Indonesia, there are 292.1 rainfall days, and 1415mm (55.71") of precipitation is accumulated.

Sea temperature

In Manado, the average water temperature is 28.7°C (83.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

Months with the longest days are April through August, with an average of 12.2h of daylight.

Sunshine

In Manado, the average sunshine is 9h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Manado, Indonesia. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Manado. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in August in Manado?

The average high-temperature, in August, is 30.2°C (86.4°F), while the average low-temperature is 24°C (75.2°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that combines air temperature and relative humidity, in August is evaluated at 37.4°C (99.3°F).

What is the average humidity in August in Manado?

In Manado, the average relative humidity in August is 77%.

How many days does it rain in August in Manado?

In Manado, in August, during 20.3 rainfall days, 74mm (2.91") of precipitation is typically accumulated.

What is the water temperature in August in Manado?

In August, the average sea temperature in Manado is 28.7°C (83.7°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

When are the longest days in Manado?

April through August, with an average of 12.2h of daylight, are months with the longest days in Manado.

What is the average length of the day in August in Manado?

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

How long on average sun shines in August in Manado?

In August, the average sunshine in Manado is 9h.

When is the highest UV index in Manado?

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

When is the lowest UV index in Manado?

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

What is the UV index reading in August in Manado?

In August, the average daily maximum UV index in Manado, Indonesia, is 7. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in August - Manado, Indonesia
  • Average high temperature in August: 30.2°C

The warmest month (with the highest average high temperature) is October (30.5°C).
The month with the lowest average high temperature is February (28.1°C).

  • Average low temperature in August: 24°C

The month with the highest average low temperature is May (24.8°C).
The coldest month (with the lowest average low temperature) is March (23.8°C).

Average pressure in August - Manado, Indonesia
  • Average pressure in August: 1010mbar

The month with the highest atmospheric pressure is September (1010.1mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).

Average wind speed in August - Manado, Indonesia
  • Average wind speed in August: 6.6km/h

The windiest month (with the highest average wind speed) is February (8.2km/h).
The calmest month (with the lowest average wind speed) is May (5.3km/h).

Average humidity in August - Manado, Indonesia
  • Average humidity in August: 77%

Months with the highest relative humidity are January, February and March (83%).
The month with the lowest relative humidity is September (76%).

Average rainfall in August - Manado, Indonesia
  • Average rainfall in August: 74mm

The wettest month (with the highest rainfall) is June (161mm).
The driest month (with the least rainfall) is September (69mm).

Average rainfall days in August - Manado, Indonesia
  • Average rainfall days in August: 20.3 days

The month with the highest number of rainy days is May (28.3 days).
The month with the least rainy days is September (19.5 days).

Average sea temperature in August - Manado, Indonesia
  • Average sea temperature in August: 28.7°C

The best month for swimming (with the highest average sea temperature) is May (29.8°C).
The coldest month (with the lowest average sea temperature) is September (28.6°C).

Average daylight in August / Average sunshine in August - Manado, Indonesia
  • Average daylight in August: 12.2h

Months with the longest days are April, May, June, July and August (Average daylight: 12.2h).
Months with the shortest days are January and December (Average daylight: 12h).

  • Average sunshine in August: 9h

The month with the most sunshine is September (Average sunshine: 9.3h).
Months with the least sunshine are January and February (Average sunshine: 7.6).

Average sunshine days in August - Manado, Indonesia
  • Average sunshine days in August: 8.6 days

The month with the most sunshine days is August (8.6 days).
The month with the least sunshine days is November (1 days).

Average UV index in August - Manado, Indonesia
  • Average UV index in August: 7

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
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 - Manado, Indonesia
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in August - Manado, Indonesia
  • Average visibility in August: 10km

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