August weather forecast
Izalco, El Salvador

August

Weather in August

August, the last month of the summer in Izalco, is another tropical month, with temperature in the range of an average low of 22.1°C (71.8°F) and an average high of 30°C (86°F).

Temperature

The advent of August reveals an average high-temperature of a still tropical 30°C (86°F), showing minimal difference from the prior month. Izalco observes an average low-temperature of 22.1°C (71.8°F) during August nights.

Heat index

August's average heat index is evaluated at a fiery hot 37°C (98.6°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Izalco, during August, the rain falls for 22.2 days and regularly aggregates up to 119mm (4.69") of precipitation. Throughout the year, in Izalco, there are 166.9 rainfall days, and 832mm (32.76") of precipitation is accumulated.

Daylight

In August, the average length of the day is 12h and 34min.
On the first day of the month, sunrise is at 05:43 and sunset at 18:26. On the last day of August, in Izalco, sunrise is at 05:47 and sunset at 18:10 CST.

Sunshine

The average sunshine in August in Izalco, El Salvador, is 11.1h.

UV index

The months with the lowest UV index are June, August through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 6 in August translates into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

How hot is it in Izalco in August?
An average high-temperature, in August, in Izalco, is 30°C (86°F) and the average low-temperature is 22.1°C (71.8°F). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 37°C (98.6°F).
What is the average humidity in August in Izalco?
In August, the average relative humidity is 79%.
How much does it rain in Izalco in August?
In Izalco, during August, the rain falls for 22.2 days and regularly aggregates up to 119mm (4.69") of precipitation.
What is the average length of the day in August in Izalco?
In August, the average day length is 12h and 34min.
What time are sunrise and sunset in August in Izalco?
In August, on the first day of the month, sunrise is at 05:43 and sunset at 18:26. On the last day of the month, in Izalco, El Salvador, sunrise is at 05:47 and sunset at 18:10 CST.
How many hours of sunshine does Izalco have in August?
The average sunshine duration in August is 11.1h.
What is the month with the lowest UV index in Izalco?
June, August through December, with an average maximum UV index of 6, are months with the lowest UV index in Izalco.
How high is the UV index in August in Izalco?
In August, the average daily maximum UV index in Izalco, El Salvador, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Izalco, El Salvador
  • Average high temperature in August: 30°C

The warmest month (with the highest average high temperature) is April (31.8°C).
The month with the lowest average high temperature is October (28.6°C).

  • Average low temperature in August: 22.1°C

The month with the highest average low temperature is May (23.3°C).
The coldest month (with the lowest average low temperature) is January (20.5°C).

Average pressure in August
Izalco, El Salvador
  • Average pressure in August: 1011.9mbar

The month with the highest atmospheric pressure is January (1013.5mbar).
The month with the lowest atmospheric pressure is October (1011.3mbar).

Average wind speed in August
Izalco, El Salvador
  • Average wind speed in August: 6.5km/h

The windiest month (with the highest average wind speed) is January (10.3km/h).
The calmest month (with the lowest average wind speed) is June (6.1km/h).

Average humidity in August
Izalco, El Salvador
  • Average humidity in August: 79%

The months with the highest relative humidity are September and October (81%).
The month with the lowest relative humidity is March (64%).

Average rainfall in August
Izalco, El Salvador
  • Average rainfall in August: 119mm

The wettest month (with the highest rainfall) is October (161mm).
The driest month (with the least rainfall) is January (1mm).

Average rainfall days in August
Izalco, El Salvador
  • Average rainfall days in August: 22.2 days

The month with the highest number of rainy days is September (24 days).
The month with the least rainy days is December (1.7 days).

Average daylight in August /
Average sunshine in August
Izalco, 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: 11h and 1min

The month with the most sunshine is April (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 7h and 42min).

Average sunshine days in August
Izalco, El Salvador
  • Average sunshine days in August: 7.3 days

The month with the most sunshine days is January (28.7 days).
The month with the least sunshine days is September (4.4 days).

Average UV index in August
Izalco, El Salvador
  • Average UV index in August: 6

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

Average cloud cover in August
Izalco, El Salvador
  • Average cloud cover in August: 34

The months with the most cloud cover are June and September (Cloud cover 37).
The months with the least cloud cover are January and December (Cloud cover 12).

Average visibility in August
Izalco, El Salvador
  • Average visibility in August: 10km

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

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