August weather forecast
Manila, Philippines

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A small stream and beautiful garden parks near the city of Manila, Philippines
A small stream and beautiful garden parks near the city of Manila, Philippines

Weather in August

Continuing the monsoon trend, August in Manila is dominated by overcast skies and persistent rainfall. The shift from July to August carries only minor changes, with a slight decline in rainfall but an increase in humidity. August's weather, from its mild temperatures to the constant drizzle, creates a unique rhythm in the life of Manila's citizens. As the month heads towards September, a gradual decrease in rainfall begins to take shape. A good deal of daylight in conjunction with high humidity levels characterizes the overall weather in Manila during August.

Temperature

As August takes hold, the average high-temperature is a still hot 30.3°C, nearly mirroring that of the previous month. Night temperatures in August in Manila exhibit a subtle decrease, settling at an average of 25.5°C.

Heat index

In August, the heat index is appraised at a very hot 39°C. Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

The months with the highest humidity are August and September, with an average relative humidity of 81%.

Rainfall

In Manila, Philippines, in August, it is raining for 19.8 days, with typically 125mm of accumulated precipitation. Throughout the year, in Manila, there are 185 rainfall days, and 830mm of precipitation is accumulated.

Sea temperature

In Manila, Philippines, in August, the average water temperature is 28.9°C.
Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C to 29°C are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

In August, the average length of the day in Manila, Philippines, is 12h and 36min.
On the first day of the month, sunrise is at 5:39 am and sunset at 6:25 pm. On the last day of August, sunrise is at 5:43 am and sunset at 6:09 pm PST.

Sunshine

In August, the average sunshine in Manila is 8.4h.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index in Manila. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: During August, 7 as the daily maximum UV index converts into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be mindful! Sand and water reflections can up the Sun's UV exposure.
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FAQ

How hot is it in Manila in August?

The average high-temperature and low-temperature during August are 30.3°C and 25.5°C respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 39°C.

What are the most humid months in Manila?

August and September, with an average relative humidity of 81%, are most humid months.

What is the average humidity in August in Manila?

The average relative humidity in August is 81%.

How many days does it rain in August in Manila?

In Manila, in August, during 19.8 rainfall days, 125mm of precipitation is typically accumulated.

What is the sea water temperature in August in Manila?

In Manila, the average seawater temperature in August is 28.9°C. For any water activity, surface water temperatures between 25°C and 29°C are considered as excellent and extremely pleasant for lengthened periods.

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

The average day length in August is 12h and 36min.

When are sunrise and sunset in August in Manila?

In August, on the first day of the month, sunrise is at 5:39 am and sunset at 6:25 pm. On the last day of the month, in Manila, Philippines, sunrise is at 5:43 am and sunset at 6:09 pm PST.

How many hours of sunshine does Manila have in August?

In August, the average sunshine duration is 8.4h.

What are the months with the highest UV index in Manila?

The months with the highest UV index in Manila, Philippines, are February through December, with an average maximum UV index of 7.

How high is the UV index in August in Manila?

In August, the average daily maximum UV index in Manila, Philippines, is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Manila, Philippines

Average temperature in August - Manila, Philippines
  • Average high temperature in August: 30.3°C

The warmest month (with the highest average high temperature) is May (33.4°C).
The month with the lowest average high temperature is January (28.3°C).

  • Average low temperature in August: 25.5°C

The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (22.9°C).

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Average pressure in August
Manila, Philippines

Average pressure in August - Manila, Philippines
  • Average pressure in August: 1007.6mbar

The month with the highest atmospheric pressure is February (1013.4mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).

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Average wind speed in August
Manila, Philippines

Average wind speed in August - Manila, Philippines
  • Average wind speed in August: 10.5km/h

The windiest month (with the highest average wind speed) is January (11.4km/h).
The calmest month (with the lowest average wind speed) is May (7.5km/h).

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Average humidity in August
Manila, Philippines

Average humidity in August - Manila, Philippines
  • Average humidity in August: 81%

The months with the highest relative humidity are August and September (81%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in August
Manila, Philippines

Average rainfall in August - Manila, Philippines
  • Average rainfall in August: 125mm

The wettest month (with the highest rainfall) is July (163mm).
The driest month (with the least rainfall) is February (11mm).

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Average rainfall days in August
Manila, Philippines

Average rainfall days in August - Manila, Philippines
  • Average rainfall days in August: 19.8 days

The month with the highest number of rainy days is July (23.4 days).
The month with the least rainy days is February (7 days).

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Average sea temperature in August
Manila, Philippines

Average sea temperature in August - Manila, Philippines
  • Average sea temperature in August: 28.9°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 February (27°C).

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Average daylight in August /
Average sunshine in August
Manila, Philippines

Average daylight in August / Average sunshine in August - Manila, Philippines
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in August: 8h and 2min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

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Average sunshine days in August
Manila, Philippines

Average sunshine days in August - Manila, Philippines
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is March (16.9 days).
The month with the least sunshine days is July (7 days).

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Average UV index in August
Manila, Philippines

Average UV index in August - Manila, Philippines
  • Average UV index in August: 7

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

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Average cloud cover in August
Manila, Philippines

Average cloud cover in August - Manila, Philippines
  • Average cloud cover in August: 51

The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is April (Cloud cover 25).

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Average visibility in August
Manila, Philippines

Average visibility in August - Manila, Philippines
  • Average visibility in August: 9km

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

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Manila, Philippines

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