August weather forecast
Manila, Philippines

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

August in Manila observes an average high-temperature of a still tropical 30.3°C (86.5°F), marking an insignificant difference from July's 30.7°C (87.3°F). Manila records a slight downturn in temperature to an average of 25.5°C (77.9°F) during August nights.

Heat index

August's mean heat index is appraised at a very hot 39°C (102.2°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', 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. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

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

Rainfall

In Manila, Philippines, during August, the rain falls for 19.8 days and regularly aggregates up to 125mm (4.92") of precipitation. In Manila, during the entire year, the rain falls for 185 days and collects up to 830mm (32.68") of precipitation.

Sea temperature

In Manila, Philippines, in August, the average water temperature is 28.9°C (84°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is perceived as agreeably warm, making all water activities enjoyable without the risk of discomfort over lengthy durations.

Daylight

In Manila, the average length of the day in August is 12h and 36min.
On the first day of August, sunrise is at 5:39 am and sunset at 6:25 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 6:08 pm PST.

Sunshine

The average sunshine in August is 8.4h.

UV index

The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 7 during August translates into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Warning! The reflection of sand and water increases the UV dose.