Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The transition from August to September sees average high-temperatures adjusting to a moderately hot 29.2°C (84.6°F), from a not significantly different 30°C (86°F). Nighttime temperatures in September average to a pleasant 22.1°C (71.8°F) in Sonzacate, El Salvador.Heat index
For September, the heat index is estimated at a torrid 36°C (96.8°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', evaluates the perceived heat by adding the effect of moisture in the air. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.
Humidity
The months with the highest humidity are September and October, with an average relative humidity of 81%.Rainfall
In Sonzacate, El Salvador, during September, the rain falls for 24 days and regularly aggregates up to 113mm (4.45") of precipitation. Throughout the year, there are 166.9 rainfall days, and 832mm (32.76") of precipitation is accumulated.Daylight
The average length of the day in September in Sonzacate is 12h and 12min.On the first day of September in Sonzacate, sunrise is at 05:47 and sunset at 18:09. On the last day of the month, sunrise is at 05:48 and sunset at 17:48 CST.
Sunshine
The average sunshine in September is 9.6h.UV index
June, August through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures 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 Sonzacate in September?
What is the most humid month in Sonzacate?
What is the average humidity in September in Sonzacate?
How much does it rain in Sonzacate in September?
How many hours of daylight does Sonzacate have in September?
When is the sunrise / sunset in September in Sonzacate?
How many hours of sunshine does Sonzacate have in September?
What is the month with the lowest UV index in Sonzacate?
How high is the UV index in September in Sonzacate?
Average temperature in September
Sonzacate, El Salvador
- Average high temperature in September: 29.2°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 September: 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 September
Sonzacate, El Salvador
- Average pressure in September: 1011.5mbar
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 September
Sonzacate, El Salvador
- Average wind speed in September: 6.3km/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 September
Sonzacate, El Salvador
- Average humidity in September: 81%
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 September
Sonzacate, El Salvador
- Average rainfall in September: 113mm
The wettest month (with the highest rainfall) is October (161mm).
The driest month (with the least rainfall) is January (1mm).
Average rainfall days in September
Sonzacate, El Salvador
- Average rainfall days in September: 24 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 September /
Average sunshine in September
Sonzacate, El Salvador
- Average daylight in September: 12h and 1min
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 September: 9h and 4min
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 September
Sonzacate, El Salvador
- Average sunshine days in September: 4.4 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 September
Sonzacate, El Salvador
- Average UV index in September: 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 September
Sonzacate, El Salvador
- Average cloud cover in September: 37
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 September
Sonzacate, El Salvador
- Average visibility in September: 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).
Sonzacate, El Salvador
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