August weather forecast
Ilopango, El Salvador

August

Weather in August

August brings with it a sense of steadiness in Ilopango. The 36% cloud coverage provides a slight shelter from the 6 rated UV index under 12.6 hours of daylight. A minor increase in rainfall to 161mm (6.34") compared to July gives the city a wet appearance. Although temperatures remain somewhat stable, they begin to slide into the addends of the month, giving a hint of the approaching transition.

Temperature

Ilopango's August showcases an average high-temperature of a still tropical 31.6°C (88.9°F), hardly distinct from July's 31.9°C (89.4°F). In the month of August, the nighttime temperature dips to a steady average of 21.4°C (70.5°F).

Heat index

August's heat index is estimated at a scorching 43°C (109.4°F). Stay mindful: Heat exhaustion and heat cramps are likely. Heatstroke could follow extended physical effort.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In Ilopango, the average relative humidity in August is 79%.

Rainfall

In Ilopango, in August, it is raining for 24.6 days, with typically 161mm (6.34") of accumulated precipitation. In Ilopango, during the entire year, the rain falls for 196.7 days and collects up to 1216mm (47.87") of precipitation.

Daylight

In Ilopango, the average length of the day in August is 12h and 34min.
On the first day of the month, sunrise is at 05:41 and sunset at 18:24. On the last day of August, sunrise is at 05:44 and sunset at 18:08 CST.

Sunshine

In Ilopango, the average sunshine in August is 10.9h.

UV index

May through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

Is it hot during August?
An average high-temperature, in August, in Ilopango, is 31.6°C (88.9°F) and the average low-temperature is 21.4°C (70.5°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is estimated at 43°C (109.4°F).
What is the average humidity in August?
In August, the average relative humidity is 79%.
How many days does it rain in August?
In August, the rain falls for 24.6 days. Throughout August, 161mm (6.34") of precipitation is accumulated.
How many hours of daylight does Ilopango have in August?
The average day length in August is 12h and 34min.
When are sunrise and sunset in August?
On the first day of August in Ilopango, sunrise is at 05:41 and sunset at 18:24. On the last day of the month, sunrise is at 05:44 and sunset at 18:08 CST.
How many hours of sunshine does Ilopango have in August?
The average sunshine duration in August in Ilopango is 10.9h.
When is the lowest UV index?
The months with the lowest UV index are May through December, with an average maximum UV index of 6.
What is the UV index reading in August?
In Ilopango, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Ilopango, El Salvador
Average temperature in August
Ilopango, El Salvador
  • Average high temperature in August: 31.6°C

The warmest months (with the highest average high temperature) are March and April (33.4°C).
The month with the lowest average high temperature is October (29.7°C).

  • Average low temperature in August: 21.4°C

The month with the highest average low temperature is May (22.6°C).
The coldest month (with the lowest average low temperature) is January (19°C).

Average pressure in August - Ilopango, El Salvador
Average pressure in August
Ilopango, El Salvador
  • Average pressure in August: 1011.9mbar

The month with the highest atmospheric pressure is January (1013.6mbar).
The months with the lowest atmospheric pressure are May and October (1011.3mbar).

Average wind speed in August - Ilopango, El Salvador
Average wind speed in August
Ilopango, El Salvador
  • Average wind speed in August: 4.7km/h

The windiest month (with the highest average wind speed) is January (8km/h).
The calmest month (with the lowest average wind speed) is June (4.4km/h).

Average humidity in August - Ilopango, El Salvador
Average humidity in August
Ilopango, El Salvador
  • Average humidity in August: 79%

The months with the highest relative humidity are September and October (82%).
The month with the lowest relative humidity is March (61%).

Average rainfall in August - Ilopango, El Salvador
Average rainfall in August
Ilopango, El Salvador
  • Average rainfall in August: 161mm

The wettest month (with the highest rainfall) is May (267mm).
The driest month (with the least rainfall) is January (2mm).

Average rainfall days in August - Ilopango, El Salvador
Average rainfall days in August
Ilopango, El Salvador
  • Average rainfall days in August: 24.6 days

The month with the highest number of rainy days is May (26.9 days).
The month with the least rainy days is January (2.3 days).

Average daylight in August / Average sunshine in August - Ilopango, El Salvador
Average daylight in August /
Average sunshine in August
Ilopango, El Salvador
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 7h and 42min).

Average sunshine days in August - Ilopango, El Salvador
Average sunshine days in August
Ilopango, El Salvador
  • Average sunshine days in August: 5.4 days

The month with the most sunshine days is January (27.7 days).
The month with the least sunshine days is September (2.5 days).

Average UV index in August - Ilopango, El Salvador
Average UV index in August
Ilopango, El Salvador
  • Average UV index in August: 6

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

Average cloud cover in August - Ilopango, El Salvador
Average cloud cover in August
Ilopango, El Salvador
  • Average cloud cover in August: 36

The month with the most cloud cover is September (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 13).

Average visibility in August - Ilopango, El Salvador
Average visibility in August
Ilopango, El Salvador
  • Average visibility in August: 8km

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

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