August weather forecast
Guaymango, El Salvador

August

Weather in August

The last month of the summer, August, is another hot month in Guaymango, El Salvador, with an average temperature ranging between min 22.1°C (71.8°F) and max 30°C (86°F).

Temperature

Upon the onset of August, Guaymango witnesses an average high-temperature of a still hot 30°C (86°F), showing a close resemblance to the prior month. In August, the nighttime temperature lowers to an average of 22.1°C (71.8°F).

Heat index

The heat index for August is calculated to be a very hot 37°C (98.6°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. 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 extremely significant for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In August, the average relative humidity is 79%.

Rainfall

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

Daylight

In Guaymango, the average length of the day in August is 12h and 34min.
On the first day of the month, sunrise is at 05:44 and sunset at 18:27. On the last day of August, sunrise is at 05:47 and sunset at 18:11 CST.

Sunshine

In Guaymango, the average sunshine in August 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 hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

How hot does it get in August?
In August, the average high-temperature and low-temperature are 30°C (86°F) and 22.1°C (71.8°F) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 37°C (98.6°F).
What is the average humidity in August?
In August, the average relative humidity in Guaymango is 79%.
How many days does it rain in August?
In Guaymango, during August, the rain falls for 22.2 days and regularly aggregates up to 119mm (4.69") of precipitation.
How many hours of daylight does Guaymango have in August?
In Guaymango, the average day length in August is 12h and 34min.
When are sunrise and sunset in August?
In August, on the first day of the month, sunrise is at 05:44 and sunset at 18:27. On the last day of the month, sunrise is at 05:47 and sunset at 18:11 CST.
How many hours of sunshine does Guaymango have in August?
In Guaymango, the average sunshine duration in August is 11.1h.
When is the lowest UV index in Guaymango?
The months with the lowest UV index in Guaymango are June, August through December, with an average maximum UV index of 6.
What is the UV index reading in August?
In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk 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 - Guaymango, El Salvador
Average temperature in August
Guaymango, 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 - Guaymango, El Salvador
Average pressure in August
Guaymango, 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 - Guaymango, El Salvador
Average wind speed in August
Guaymango, 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 - Guaymango, El Salvador
Average humidity in August
Guaymango, 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 - Guaymango, El Salvador
Average rainfall in August
Guaymango, 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 - Guaymango, El Salvador
Average rainfall days in August
Guaymango, 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 - Guaymango, El Salvador
Average daylight in August /
Average sunshine in August
Guaymango, 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 - Guaymango, El Salvador
Average sunshine days in August
Guaymango, 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 - Guaymango, El Salvador
Average UV index in August
Guaymango, 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 - Guaymango, El Salvador
Average cloud cover in August
Guaymango, 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 - Guaymango, El Salvador
Average visibility in August
Guaymango, 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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